What is Pierce's Disease?

Pierce’s Disease is a bacterial infection, which is spread by bugs that feed on grapevines, particularly the "glassy winged sharpshooter." Grapevines that become infected with PD can quickly become sick and die.

Start date End date Budget Title PI(s) Grantee
July 1, 2011 June 30, 2014 $436,000.00 Map-based cloning and functional characterization of Xf
resistance gene(s) in Vitis germplasm from the southwestern U.S.
and from Muscadinia rotundifolia
Walker; University of California, Davis
July 1, 2009 June 30, 2013 $60,426.00 Field evaluations of grafted grape lines expressing
polygalacturonase inhibiting proteins (PGIPs)
Powell; University of California, Davis
July 1, 2009 June 30, 2013 $78,236.00 HNE-CecB and PGIP transgenic grapevine field trial Dandekar; University of California, Davis
July 1, 2009 June 30, 2013 $28,912.00 Field trial for resistance to Pierce's disease Miller; University of California, Riverside
July 1, 2009 June 30, 2013 $35,832.00 Field evaluation of grape plants expressing potential protective
DNA sequences effective against Pierce’s Disease
Gilchrist; University of California, Davis
July 1, 2009 June 30, 2013 $45,370.00 Field evaluation of grape plants expressing PR1 and UT456
transgenic DNA sequences for protection against Pierce’s Disease
Gilchrist; University of California, Davis
July 1, 2009 June 30, 2013 $40,685.00 Field Evaluation of DSF-producing grape for control of Pierce’s
disease
Lindow; University of California, Berkeley
July 1, 2010 June 30, 2013 $180,152.00 Linking within-vineyard sharpshooter mangement to Pierce's
disease spread
Daugherty; University of California, Riverside
July 1, 2011 June 30, 2013 $121,500.00 Molecular and functional characterization of the Xf resistance
gene(s) from b43-17 (V. arizonica )
Walker; University of California, Davis
July 1, 2011 June 30, 2013 $28,478.00 Can PD PdR1 resistance introgressed into Vitis vinifera be
translocated from a resistant rootstock to a susceptible scion?
Stenger; University of California, Davis
July 1, 2011 June 30, 2013 $153,131.00 Characterization of Xf lipopolysaccharide and its role in key
steps of the disease cycle in grapevine
Roper; University of California, Riverside
July 1, 2011 June 30, 2013 $150,000.00 Engineering multi-component resistance to PD in California
grapevine rootstocks
Dandekar; University of California, Davis
July 1, 2011 June 30, 2013 $41,320.00 Breeding PD-resistant table and raisin grapes and the development
of markers for additional sources of resistance
Ramming; Walker; University of California, Davis
Sept. 1, 2009 Aug. 31, 2012 $118,478.00 Influence of host Xylem chemistry on regulation of Xylella
fastidiosa virulence genes and host specificity
Cooksey; University of California, Riverside
Sept. 1, 2009 Aug. 31, 2012 $153,242.00 The role of type V secretion autotransporters in the virulence of
Xf
Igo; University of California, Davis
Sept. 1, 2009 Aug. 31, 2012 $120,000.00 The role of lipopolysaccharides in virulence, biofilm formation
and host specificity of Xylella fastidiosa
Roper; University of California, Riverside
Sept. 1, 2009 Aug. 31, 2012 $158,560.00 Genomic sequencing of biocontrol strain EB92-1 and identification
of elicitor(s) of effective defense in Vitis vinifera against
Pierce s Disease
Gabriel; University of Florida
Sept. 1, 2009 Aug. 31, 2012 $185,083.00 Grape recognition of Xylella surface proteins and their
relationship to Pierce's Disease symptom development
Feldstein; University of California, Davis
Sept. 1, 2009 Aug. 31, 2012 $250,000.00 In Planta testing of signal peptides and anti-microbial proteins
for controlling movement of Xylella
Dandekar; University of California, Davis
Sept. 1, 2009 Aug. 31, 2012 $200,000.00 Continued assessment of Xylella fastidiosa fimbrial adhesins as
important virulence factors in Pierce's Disease: Influence of
Xylem sap
Hoch; Cornell University
Sept. 1, 2009 Aug. 31, 2012 $68,128.00 Development of effective monitoring techniques for sharpshooters
and their parasitoids
Cooksey; University of California, Riverside
July 1, 2010 June 30, 2012 $66,000.00 Clarification of xylem features limiting the entry and systemic
spread of Xylella fastidiosa in grapevines and exploration of an
approach controlling Pierce’s disease symptom development
Sun; University of Wisconsin- Madison
July 1, 2010 June 30, 2012 $88,000.00 Characterization of Xylella fastidiosa genes required for
pathogencity
Ronald; University of California, Davis
July 1, 2010 June 30, 2012 $242,990.00 Exploiting a chemosensory signal transduction system that
controls twitching motility and virulence in Xylella fastidiosa
Burr; Cornell University
July 1, 2010 June 30, 2012 $280,156.00 The oxidative stress response: Identifying proteins critical for
Xylella fastidiosa survival in grapevines
Igo; University of California, Davis
July 1, 2010 June 30, 2012 $309,657.00 Pierce’s Disease control and bacterial population dynamics in
wine grape varieties grafted to rootstocks expressing
anti-apoptotic transgene
Gilchrist; University of California, Davis
July 1, 2010 June 30, 2012 $247,810.00 RNA-interference and control of the glassy-winged sharpshooter
(Homalodisca vitripennis) and other leafhopper vectors of
Pierce's disease
Falk; University of California, Davis
July 1, 2010 June 30, 2012 $101,804.00 Control of Pierce's disease with fungal endophytes of grapevines
that are antagonistic to Xylella fastidiosa.
Rolshausen; University of California, Riverside
July 1, 2010 June 30, 2012 $212,612.00 Blocking Xylella fastidiosa transmission Almeida; University of California, Berkeley
July 1, 2010 June 30, 2012 $373,962.00 Enhancing control of Pierce's disease by augmenting pathogen
signal molecules.
Lindow; University of California, Berkeley
July 1, 2010 June 30, 2012 $62,879.00 Grapevine xylem phenolic composition: correlation with
susceptibility to Pierce's Disease and induction trials
Waterhouse; University of California, Davis
July 1, 2011 June 30, 2012 $112,427.00 Development and use of recombinant Homalodisca coagulata Virus-1
for controlling GWSS
Falk; University of California, Davis
July 1, 2011 June 30, 2012 $110,921.00 The endocrine system of GWSS, a viable insecticide target Hammock; University of California, Davis
July 1, 2011 June 30, 2012 $23,730.00 Vouchering specimens of egg parasitoids of GWSS collected by the
CDFA PD Biological Control Program in California and Texas A&M in
Texas
Triapitsyn; University of California, Riverside
Aug. 15, 2008 Nov. 14, 2011 $127,886.00 Inhibition of Xf polygalacturonase to produce PD resistant
grapevines
Kirkpatrick; University of California, Davis
Aug. 15, 2008 Aug. 14, 2011 $293,376.00 Systemic control of Pierce’s disease by altered expression of
anti-apoptotic genes or their RNA-based regulatory elements
Gilchrist; University of California, Davis
Aug. 15, 2008 Aug. 14, 2011 $58,086.00 Are Natural Enemies Controlling Glassy-Winged Sharpshooter in
Southern California?
Hoddle; Stouthamer; University of California, Riverside
Aug. 15, 2008 Aug. 14, 2011 $48,500.00 Breeding PD-resistant table and raisin grapes and the development
of markers for additional sources of resistance
Ramming; Walker; United States Department of Agriculture
Agricultural Research Service
Aug. 15, 2008 Aug. 14, 2011 $208,500.00 Breeding PD-resistant table and raisin grapes and the development
of markers for additional sources of resistance
Ramming; Walker; University of California, Davis
Aug. 15, 2008 Aug. 14, 2011 $242,251.00 RNA-interference and control of the glassy-winged sharpshooter
(Homalodisca coagulata) and other leafhopper vectors of Pierces
Disease
Falk; Sudarshanna; Parrella; University of California, Davis
Aug. 15, 2008 Aug. 14, 2011 $128,560.00 Role of type 1 secretion in the pathogenicity of Xf Gabriel; University of Florida
July 1, 2008 June 30, 2011 $520,478.00 Optimizing Grape Rootstock Production and Export of Inhibitors of
Xf Polygalacturonase Activity.
Labavitch; University of California, Davis
July 1, 2008 June 30, 2011 $220,302.00 Which grape varietals are sources of PD spread? Decoupling
resistance, tolerance, and GWSS discrimination.
Almeida; University of California, Berkeley
July 1, 2008 June 30, 2011 $674,700.00 Map-based cloning and functional characterization of Xf
resistance gene(s) in a range of V. arizonica.
Walker; University of California, Davis
Sept. 1, 2008 June 30, 2011 $248,631.00 The benefits and costs of alternative policies for the management
of PD
Alston; University of California, Davis
July 1, 2010 June 30, 2011 $50,400.00 Molecular and functional characterization of the putative Xylella
fastidiosa resistance gene(s) from b43-17 (Vitis arizonica)
Walker; University of California, Davis
July 1, 2010 June 30, 2011 $14,070.00 Tools to identify polygalacturonase-inhibiting proteins (PGIP's)
transmitted across grapevine grafts.
Powell; University of California, Davis
July 1, 2010 June 30, 2011 $64,260.00 Isolation, characterization and genetic manipulation of Xylella
fastidiosa hemagglutinin genes
Kirkpatrick; University of California, Davis
July 1, 2010 June 30, 2011 $108,699.00 The endocrine system of GWSS, a viable insecticide target Hammock; University of California, Davis
July 1, 2008 June 30, 2010 $236,500.00 Exploiting pathogen signal molecules for control of PD. Lindow; University of California, Berkeley
July 1, 2008 June 30, 2010 $172,871.00 Blocking vector transmission of Xf. Almeida; University of California, Berkeley
July 1, 2008 June 30, 2010 $118,836.00 Isolation, characterization, and genetic manipulation of Xf
hemagglutinin genes.
Kirkpatrick; University of California, Davis
Dec. 1, 2006 Dec. 1, 2009 $399,617.00 Insect vector management in grape Mitchell; Texas Agricultural and Mechanical University
July 15, 2007 July 14, 2009 $149,803.00 The role of type V secretion autotransporters in the virulence of
Xf
Igo; University of California, Davis
July 15, 2007 July 14, 2009 $229,814.00 The Significance of Xylella fastidiosa Type I and Type IV pili in
Biofilm Structure, Bacterial Survival in Biofilms, and in DNA
Secretion and Uptake
Burr; Hoch; Cornell University
July 1, 2006 July 1, 2009 $251,764.00 Developing Pierce’s disease control strategies for Texas: host
plant resistance, vegetation management, supplemental hosts of
Xylella fastidiosa, and isolate characterization
Black; Texas Agricultural and Mechanical University
July 1, 2006 July 1, 2009 $150,382.00 Evaluation and Investigation of Vitis Germplasm with Potential
Tolerance to Pierce's Disease, Cooperating in the Exploration of
Xylella Hosts & Variability and Pierce's Disease Extension
Outreach for
Kamas; Texas Agricultural and Mechanical University
July 1, 2007 July 1, 2009 $165,000.00 Evaluating the Xylella fastidiosa cyclic diguanylate pathway for
Pierce's Disease control.
Appel; de Figueiredo; Texas Agricultural and Mechanical University
July 1, 2007 July 1, 2009 $114,750.00 Bacteriophage and bacteriocins of Xylella fastidiosa: potential
biocontrol agents.
Gonzalez; Texas Agricultural and Mechanical University
July 1, 2008 July 1, 2009 $20,000.00 A structure-function approach to identify genes involved in the
control of PD symptoms in grape: programmed cell death induced by
ethylene in petioles of vines infected with PD.
Cobb; Texas Agricultural and Mechanical University
July 1, 2003 June 30, 2009 $382,500.00 Breeding PD resistant winegrapes. [Previous title: Increased
breeding efforts for the development PD resistant table and
raisin grapes with implications for winegrape breeding.]
Walker; Tenscher; University of California, Davis
July 1, 2004 June 30, 2009 $177,515.00 Inhibition of Xf polygalacturonase to produced PD-resistant
grapevines
Kirkpatrick; University of California, Davis
July 1, 2005 June 30, 2009 $43,000.00 The effect of dormant season survival of Xf in grapevines on PD
epidemics in California
Hill; California Department of Food and Agriculture
July 1, 2007 June 30, 2009 $351,200.00 Exploiting pathogen signal molecules for control of Pierce’s
Disease
Lindow; University of California, Berkeley
July 1, 2007 June 30, 2009 $101,028.00 Biological control of PD of grapevine with benign strains of Xf
subsp. piercei
Hopkins; University of Florida
July 1, 2007 June 30, 2009 $150,194.00 Seasonal transmission of Xf by the GWSS from grapevines infected
for various lengths of time
Perring; University of California, Riverside
July 1, 2007 June 30, 2009 $201,110.00 Xf transmission by the GWSS and smoketree sharpshooter from
alternate hosts to grapevines
Perring; University of California, Riverside
July 1, 2008 June 30, 2009 $31,485.00 Functional testing and delivery of PD-specific promoters from
grape.
Gilchrist; University of California, Davis
July 1, 2008 June 30, 2009 $49,139.00 Understanding the dynamics of neonicotinoid insecticidal activity
against the GWSS: Development of target thresholds in grapevines.
Byrne; University of California, Riverside
July 1, 2008 June 30, 2009 $37,231.00 The Economics of PD in California Jetter; University of California, Davis
July 1, 2008 June 30, 2009 $97,684.00 Do cell wall structures limit Xf distribution in inoculated PD
susceptible and resistant grapevines?
Labavitch; University of California, Davis
July 1, 2008 June 30, 2009 $183,187.00 In planta testing of signal peptides and anti-microbial proteins
for rapid clearance of Xylella.
Dandekar; University of California, Davis
June 16, 2009 June 16, 2009 $0.00 test test Kyle; University of California, Davis
Jan. 1, 2006 Jan. 1, 2009 $452,596.00 Applying epidemiological research to management of Pierce's
Disease in vineyards.
Bextine; Mitchell; Lauziere; Brady; Texas Agricultural Experiment Station
Jan. 1, 2006 Jan. 1, 2009 $197,508.00 Evaluation and investigation of Vtis germplasm with potential
tolerance to Pierce's Disease, cooperating in the exploration of
Xylella hosts & variability and Pierce's Disease extension
outreach for T
Black; Kamas; Morano; Stevenson; Westover; Texas Agricultural and Mechanical University
Jan. 1, 2006 Jan. 1, 2009 $745,606.00 Phenology of reproduction, seasonal response to host plants and
ecological factors affecting survival of xylem sap feeding
Hemiptera (Auchenorryncha) vectors of Pierce's Disease of
grapevine in Texas.
Bextine; Mitchell; Sheather; Lauziere; Brady; Texas Agricultural Experiment Station
Jan. 1, 2006 Jan. 1, 2009 $125,228.00 Investigation of genetic variability and gene expression
differences among Xylella fastidiosa strains in Texas.
Morano; Bextine; University of Houston - Downtown
Jan. 1, 2006 Jan. 1, 2009 $1,207,008.00 Symbiotic control of Pierce's Disease. Miller; University of California, Riverside
Jan. 1, 2007 Jan. 1, 2009 $114,750.00 Bacteriophage and bacteriocins of Xylella fastidiosa: potential
biocontrol agents.
Gonzalez; Texas Agricultural and Mechanical University
Jan. 1, 2007 Jan. 1, 2009 $135,000.00 Developing Pierce's Disease control strategies for Texas: host
plant resistance, vegetation management, supplemental hosts of
Xylella fastidiosa, and isolate characterization.
Black; Morano; Bextine; Stevenson; Troxclair; Texas Agricultural and Mechanical University
Jan. 1, 2007 Jan. 1, 2009 $39,718.00 A structure-function approach to identify genes involved in the
control of PD symptoms in grape: programmed cell death induced by
ethylene in petioles of vines infected with PD.
Cobb; Texas Agricultural and Mechanical University
Jan. 1, 2007 Jan. 1, 2009 $166,228.00 Investigation of genetic variability and gene expression
differences among Xylella fastidiosa strains in Texas.
Morano; Bextine; University of Houston - Downtown
Jan. 1, 2007 Jan. 1, 2009 $130,001.00 Evaluating the Xylella fastidiosa cyclic diguanylate pathway for
Pierce's Disease control.
Appel; de Figueiredo; Texas Agricultural and Mechanical University
Jan. 1, 2007 Jan. 1, 2009 $229,990.00 Development of a Pierce's Disease management program in grape:
improving detection of Xf in insect vectors and understanding
transmission significance.
Bextine; Mitchell; University of Texas
Jan. 1, 2008 Jan. 1, 2009 $80,000.00 Enhancement of diagnostic capabilities in the Texas plant disease
diagnostic laboratory.
Appel; Hellman; Texas Agricultural and Mechanical University
Jan. 1, 2008 Jan. 1, 2009 $60,000.00 Overwintering strategies of glassy-winged sharpshooter vectors of
Pierce's Disease in Texas.
Lauziere; Setamou; Texas Agricultural and Mechanical University
Dec. 1, 2006 Dec. 1, 2008 $515,606.00 Phenology of reproduction, seasonal response to host plants and
ecological factors affecting survival of xylem sap feeding
Hemiptera (Auchenorrhyncha) vectors of Pierce’s disease of
grapevine in Texas
Lauziere; Texas Agricultural and Mechanical University
July 15, 2006 July 14, 2008 $150,182.00 Assessing the potential of forage alfalfa crops to serve as Xf,
primary inoculum sources in the San Joaquin Valley
Groves; Daane; Sisterson; United States Department of Agriculture
Agricultural Research Service
July 15, 2006 July 14, 2008 $289,648.00 Functional testing and delivery of PD-specific promoters from
grape
Gilchrist; University of California, Davis
July 15, 2006 July 14, 2008 $88,000.00 Identify the species of Mymaridae reared in Argentina and Mexico
for potential introduction to Californai against GWSS and prepare
and submit for publication a pictorial, annotated key to the
ater-gro
Triapitsyn; University of California, Riverside
July 15, 2006 July 14, 2008 $218,850.00 Understanding control of Xf cell aggregation: Importance in
colonization and biofilm development in grapevine and
sharpshooter foregut
Burr; Hoch; Cornell University
July 15, 2006 July 14, 2008 $71,392.00 Modelling sharpshooter transmission of Xf Almeida; University of California, Berkeley
July 15, 2006 July 14, 2008 $63,580.00 Role of alfalfa in the epidemiology of Xf in California Almeida; University of California, Berkeley
July 15, 2006 July 14, 2008 $80,000.00 The role of GWSS salivary enzymes in infection and movement of Xf Labavitch; Backus; United States Department of Agriculture
Agricultural Research Service
July 15, 2006 July 14, 2008 $223,000.00 Breeding PD-resistant table and raisin grapes and the development
of markers for additional sources of resistance
Ramming; Walker; United States Department of Agriculture
Agricultural Research Service
July 15, 2006 July 14, 2008 $77,952.00 Use of peptide aptamers to explore blocking of Type I secretion
of Xf
Gabriel; University of Florida
July 15, 2007 July 14, 2008 $120,378.00 RNA-interference and control of the glassy-winged sharpshooter
(Homalodisca coagulata) and other leafhopper vectors of Pierces
Disease
Falk; Sudarshanna; Parrella; University of California, Davis
July 15, 2007 July 14, 2008 $42,000.00 Evaluation of the impact of neonicotinoid insecticides on the
glassy-winged sharpshooter Homalodisca vitripennis and its egg
parasitoids
Byrne; University of California, Riverside
July 1, 2006 July 1, 2008 $602,715.00 Infrastructure and management support the Pierce's Disease
applied research and education program in Texas
Heinz; Gross; Davis; Supak; Texas Agricultural and Mechanical University
July 1, 2006 July 1, 2008 $127,833.00 Temporal and Spatial Aspects of Pierce’s Disease in Relation to
Longevity and Productivity of Four Grapevine Cultivars
Appel; Texas Agricultural and Mechanical University
July 1, 2006 July 1, 2008 $289,648.00 Resistance to PD by transgenic expression of plant-derived
anti-apoptotic genes
Gilchrist; University of California, Davis
July 1, 2006 July 1, 2008 $127,923.00 Statewide vineyard survey and development of GIS system for the
landscape level analysis of the distribution and incidence of
Pierce's disease in Texas
Hellman; Texas Agricultural and Mechanical University
June 1, 2002 June 30, 2008 $233,098.00 Exploiting Xf proteins for PD control. [Previous title: Roles of
Xf proteins in virulence.]
Civerolo; Bruening; University of California, Davis
July 1, 2002 June 30, 2008 $0.00 Management of PD of grapevine by interfering with cell-cell
communication in Xf.
Lindow; University of California, Berkeley
July 1, 2003 June 30, 2008 $60,599.00 Laboratory and field evaluations of neonicotinoid insecticides
against the GWSS. [Previous title: Laboratory and field
evaluations of imidacloprid, thiamethoxam, and acetamiprid
against GWSS.]
Toscano; Castle; Byrne; University of California, Riverside
July 1, 2003 June 30, 2008 $208,000.00 Map-based positional cloning of Xf resistance genes Walker; Riaz; University of California, Davis
July 1, 2004 June 30, 2008 $286,708.00 Functional testing and characterization of PD induced promoters
from grape
Gilchrist; University of California, Davis
May 1, 2005 June 30, 2008 $89,000.00 Mechanisms of PD transmission in grapevines: the xylem pathways
and movement of Xf.
Rost; Matthews; University of California, Davis
Jan. 7, 2006 June 30, 2008 $136,496.00 Enabling technologies for grape transformation Bennett; University of California, Davis
Jan. 7, 2006 June 30, 2008 $174,179.00 Biology of the Xf-vector interface Almeida; University of California, Berkeley
July 1, 2006 June 30, 2008 $64,188.00 Importation of parasitoids of Homalodisca and other Proconiini
genera from northwestern Mexico for biological control of GWSS
Bernal; Texas Agricultural and Mechanical University
July 1, 2006 June 30, 2008 $136,787.00 Assessment of the process of movement of Xf within susceptible
and resistant grape varieties
Lindow; University of California, Berkeley
July 1, 2006 June 30, 2008 $153,285.00 Optimizing grape rootstock production and export of inhibitors of
X. fastidiosa PG activity
Labavitch; University of California, Davis
July 1, 2006 June 30, 2008 $90,900.00 Determining the day-degree requirements for GWSS development and
quantification of demographic statistics at five temperatures
Cooksey; University of California, Riverside
July 1, 2006 June 30, 2008 $117,086.00 Identification of factors mediating cold therapy of Xf-infected
grapevines.
Kirkpatrick; University of California, Davis
Jan. 7, 2007 June 30, 2008 $86,000.00 Evolution of Xf avirulence Almeida; University of California, Berkeley
July 1, 2007 June 30, 2008 $128,863.00 Determining the day-degree requirements for GWSS development and
quantification of demographic statistics at five temperatures
Hoddle; University of California, Riverside
July 1, 2007 June 30, 2008 $71,504.00 Inhibition of Xf polygalacturonase to produce PD resistant
grapevines
Kirkpatrick; University of California, Davis
July 1, 2007 June 30, 2008 $42,737.00 Assessing the post-winter threat of GWSS populations Johnson; University of California, Riverside
July 1, 2007 June 30, 2008 $98,653.00 Evaluation of signal sequences for the delivery of transgene
products in the xylem
Dandekar; University of California, Davis
July 1, 2007 June 30, 2008 $39,000.00 Improved detection, monitoring, and management of GWSS Mizell; University of Florida
July 1, 2006 March 30, 2008 $144,177.00 Should neoclassical biological control agents from Argentina be
released in California for control of GWSS?
Hoddle; University of California, Riverside
July 15, 2006 July 14, 2007 $65,000.00 The spatial distribution of PD across the North Coast: Patterns,
causes, and implications for management
Baumgartner; Quinn; University of California, Davis
July 15, 2006 July 14, 2007 $54,435.00 Host plant preference and natural infectivity of insect vectors
on common weeds known to host Xf
Daane; University of California, Berkeley
July 1, 2006 July 1, 2007 $21,000.00 Comparison of Pierce’s Disease in Resistant, Tolerant and
Susceptible Grape Varieties: Correlation of Xylem Structure and
Xylella Fastidiosa Infection
Cobb; Texas Agricultural and Mechanical University
Jan. 1, 2001 Jan. 1, 2007 $2,335,929.00 Paratransgenesis to control Pierce's Disease. Miller; University of California, Riverside
Jan. 1, 2002 Jan. 1, 2007 $373,341.00 Mechanisms of PD transmission in grapevines: the xylem pathways
and movement of Xf.
Rost; Matthews; University of California, Davis
Jan. 1, 2003 Jan. 1, 2007 $380,315.00 Exploiting Xf proteins for PD control. [Previous title: Roles of
Xf proteins in virulence.]
Civerolo; Bruening; University of California, Davis
Jan. 1, 2003 Jan. 1, 2007 $886,317.00 Functional genomics of the grape-Xylella interaction: Towards the
identification of host resistance determinants.
Cook; University of California, Davis
Jan. 1, 2003 Jan. 1, 2007 $433,848.00 Management of PD of grapevine by interfering with cell-cell
communication in Xf.
Lindow; University of California, Berkeley
Jan. 1, 2004 Jan. 1, 2007 $180,905.00 Documentation and characterization of Xf strains in landscape
hosts.
Cooksey; Wong; Costa; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2007 $188,998.00 Developing transcriptional profiles and microarray expression
analysis of grape plant response to Xf.
Lin; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2004 Jan. 1, 2007 $160,799.00 Laboratory and field evaluations of neonicotinoid insecticides
against the GWSS. [Previous title: Laboratory and field
evaluations of imidacloprid, thiamethoxam, and acetamiprid
against GWSS.]
Toscano; Castle; Byrne; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2007 $103,436.00 Magnetic resonance imaging: a non-destructive approach for
detection of xylem blockages in Xf-infected grapevines.
Labavitch; Shackel; University of California, Davis
Jan. 1, 2004 Jan. 1, 2007 $86,491.00 Testing Transgenic Grapevines for Resistance to Pierce's Disease Reisch; Kikkert; Cornell University
Jan. 1, 2004 Jan. 1, 2007 $242,874.00 Evaluation of grapevine endophytic bacteria for control of PD,
[and development of en planta Xf plasmid vector.] [Previous
title: Analysis of Xf transposon mutants and development of an en
planta Xf plasmid vector.]
Kirkpatrick; Whistler; University of California, Davis
Jan. 1, 2004 Jan. 1, 2007 $11,500.00 Evaluation of blue-green sharpshooter flight height. Weber; University of California
Jan. 1, 2004 Jan. 1, 2007 $263,108.00 DNA microarray and mutational analysis to identify virulence
genes in Xf.
Cooksey; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2007 $212,114.00 Developing day-degree models to predict spread within California
for exotic mymarid parasitoids released for GWSS control and
using demographic data to investigate competition for hosts.
[Previous title: Investigating the behavior and biology of exotic
my
Hoddle; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2007 $161,021.00 Effects of feeding substrate on retention and transmission of Xf
strains by the GWSS.
Cooksey; Perring; Costa; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2007 $380,410.00 Map-based positional cloning of Xf resistance genes Walker; Riaz; University of California, Davis
Jan. 1, 2004 Jan. 1, 2007 $291,815.00 Biology and ecology of GWSS in the San Joaquin Valley. Johnson; Daane; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2007 $532,200.00 Breeding PD resistant winegrapes. [Previous title: Increased
breeding efforts for the development PD resistant table and
raisin grapes with implications for winegrape breeding.]
Walker; Tenscher; University of California, Davis
Jan. 1, 2004 Jan. 1, 2007 $782,077.00 Design of chimeric antimicrobial proteins for rapid clearance of
Xylella.
Dandekar; McDonald; Hong-Geller; Gupta; University of California, Davis
Jan. 1, 2004 Jan. 1, 2007 $454,529.00 Physiological Factors and Consequences of Systemic Infection by
Xylella fastidiosa
Matthews; University of California, Davis
Jan. 1, 2004 Jan. 1, 2007 $200,446.00 Contribution of Xf genes unique to grape strains to its virulence
to grape and utility in specific detection of grape strains by
DNA-based methods. [Previous title: Role of genes unique to grape
strains of Xf to virulence to grape and insect transmission.
Richardson; Lindow; University of California, Berkeley
Jan. 1, 2004 Jan. 1, 2007 $775,034.00 [Rapid] screening of grape cDNA libraries and functional testing
of genes conferring resistance to PD.
Gilchrist; Lincoln; University of California, Davis
Jan. 1, 2004 Jan. 1, 2007 $177,673.00 Culture-independent Analysis of Endophytic Microbial Communities
in Grapevine in Relation to Pierce's Disease
Cooksey; Borneman; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2007 $64,484.00 Microbial control of GWSS with entomopathogenic fungi
Pseudogibellula formicarum and Hirsutella sp. [Previous title: A
new entomopathogenic fungus, Pseudogibellula formicarum, for the
biological control of the GWSS.]
Kaya; McGuire; University of California, Davis
Jan. 1, 2005 Jan. 1, 2007 $74,658.00 Testing transgenic grapevines for resistance to PD. Reisch; Walker; Kikkert; University of California, Davis
Jan. 1, 2005 Jan. 1, 2007 $82,373.00 Compatibility of insecticides with natural enemies of GWSS. Henneberry; Toscano; Morse; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2007 $135,531.00 Effects of chemical milieu on attachment aggregation, biofilm
formation, and vector transmission of Xf strains.
Purcell; University of California, Berkeley
Jan. 1, 2005 Jan. 1, 2007 $123,782.00 A screen for Xf genes involved in transmission by insect vectors. Purcell; Lindow; University of California, Berkeley
Jan. 1, 2005 Jan. 1, 2007 $174,371.00 Epidemiological analyses of GWSS and PD data. Perring; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2007 $162,532.00 Multi-locus SSR markers for genotyping and genetic diversity
assessment of Xf in California. [Previous title: Development of
SSR markers for genotyping and genetic diversity assessment of Xf
in California.]
Walker; Lin; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2005 Jan. 1, 2007 $126,641.00 Linking the model of the development of PD in grapevines to an
understanding of the dynamics of GWSS transmission of Xf to
grapevines and grapevine gene expression markers of PD infection.
Labavitch; Backus; Matthews; Shackel; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2005 Jan. 1, 2007 $151,276.00 The contribution of the pectin-degrading enzyme polygalacturonase
(PG) in transmission of Xf to grape and use of PG-inhibitor
proteins for transgenic resistance to PD.
Labavitch; Backus; Morgan; California Department of Food and Agriculture
Jan. 1, 2005 Jan. 1, 2007 $94,762.00 Inhibition of Xf polygalacturonase to produced PD-resistant
grapevines
Kirkpatrick; University of California, Davis
Jan. 1, 2005 Jan. 1, 2007 $108,589.00 Overwintering biology of the GWSS in California?s San Joaquin
Valley: factors limiting vector movement and distribution.
Groves; Johnson; Backus; Daane; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2007 $114,700.00 Identifying key predators of the various GWSS lifestages. Groves; Henneberry; Civerolo; Hagler; Fournier; de Leon; Daane; United States Department of Agriculture
Jan. 1, 2005 Jan. 1, 2007 $295,000.00 Functional testing of PD-specific promoters from grape. [Previous
title: Isolation and functional testing of PD-specific promoters
from grape.]
Cook; Gilchrist; Lincoln; University of California, Davis
Jan. 1, 2005 Jan. 1, 2007 $117,675.00 Importance of ground vegetation in the dispersion and
overwintering of Xf.
Daane; University of California, Berkeley
Jan. 1, 2005 Jan. 1, 2007 $126,768.00 Development of an artificial diet for the GWSS. Coudron; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2005 Jan. 1, 2007 $148,073.00 Evaluation of resistance potential in GWSS using toxicological,
biochemical, and genomics approaches.
Federici; Toscano; Byrne; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2007 $106,396.00 Quantitative aspects of the transmission of Xf by Homalodisca
coagulata.
Miller; Blua; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2007 $203,415.00 Epidemiology and control of PD in TX vineyards Appel; Texas Agricultural Experiment Station
Jan. 1, 2005 Jan. 1, 2007 $228,478.00 Development of a PD management program in grape Bextine; Mitchell; University of Texas
Jan. 1, 2005 Jan. 1, 2007 $97,629.00 Statewide vineyard survey and development of GIS system for the
study of PD in TX
Hellman; United States Department of Agriculture Animal and
Plant Health Inspection Service
Jan. 1, 2005 Jan. 1, 2007 $129,475.00 PD risk in TX: reservoirs of Xf, host-strain relationships, and
soil factors
Black; United States Department of Agriculture Animal and
Plant Health Inspection Service
Jan. 1, 2005 Jan. 1, 2007 $151,094.00 PD applied research in TX and extension office outreach for TX
and other affected areas
Kamas; United States Department of Agriculture Animal and
Plant Health Inspection Service
Jan. 1, 2005 Jan. 1, 2007 $55,337.00 Investigation of genetic variability among Xf strains in TX
vineyards and surrounding vegetation
Morano; University of Houston
Jan. 1, 2005 Jan. 1, 2007 $234,067.00 Development of a Field Sampling Plant for GWSS-vectored PD Hashim; Perring; Gispert; University of California
Jan. 1, 2005 Jan. 1, 2007 $127,065.00 Improving our understanding of substance transport across unions Reisch; Cousins; Cornell University
Jan. 1, 2005 Jan. 1, 2007 $93,318.00 Characterization of neonicotinoids and their plant metabolites in
citrus trees and grapevines, and evaluation of their efficacy
against of GWSS and the egg parasitoid Gonatocerus ashmeadi
Toscano; Byrne; University of California, Riverside
Jan. 1, 2006 Jan. 1, 2007 $0.00 Xylella fastidiosa Genome Sequences Sluys; Civerolo; University of California, Riverside
Jan. 1, 2006 Jan. 1, 2007 $0.00 Exotic Pathogens of Citrus Hartung; University of California, Davis
Jan. 1, 2006 Jan. 1, 2007 $0.00 Genetic Characterization of the Glassy-Winged Sharpshooter and
Its Natural Enemies To Support and Enhance The Biological Control
Program (5)
de Leon; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Glassy-winged Sharpshooter and Pierce's Disease Hall; Hunter; United States Department of Agriculture
Jan. 1, 2006 Jan. 1, 2007 $0.00 Modeling Spread of X. fastidiosa Sisterson; Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Induced Resistance To Xylella Fastidiosa Infection and
Development of Pierce's Disease
Sisterson; Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Development Of Storage Technology For Use In The Mass Rearing Of
GWSS And Its Parasitoids
Leopold; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Role of Visual And Olfactory Stimuli In GWSS Host-Finding
Behavior
Patt; Weslaco, TX
Jan. 1, 2006 Jan. 1, 2007 $0.00 Development of A Degree-Day Cooling Model For The GWSS Groves; Sisterson; Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $45,625.00 Development of biological control and vegetation management
tactics for GWSS management<br />
Bernal; Texas Agricultural and Mechanical University
Jan. 1, 2006 Jan. 1, 2007 $0.00 Seasonal Abundance of GWSS In Selected Crop and Non-Crop
Habitats.
Groves; University of Wisconsin- Madison
Jan. 1, 2006 Jan. 1, 2007 $449,205.00 Phenology of reproduction, seasonal response to host plants and
ecological factors affecting survival of xylem sap feeding
Hemiptera (Auchenorrhyncha) vectors of PD of grapevine in TX<br
/>
Lauziere; Texas Agricultural Experiment Station
Jan. 1, 2006 Jan. 1, 2007 $0.00 Xf -Vector Interactions (2) Backus; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Xylella fastidiosa Strain Diversity Chen; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Xf -Vector Interactions Backus; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $22,500.00 Maintain and evaluate quarantine cultures of Gonatocerus spp.,
promising egg parasitoids from Argentina and Mexico, for the
classical biological control of GWSS in California.
Hoddle; University of California, Riverside
Jan. 1, 2006 Jan. 1, 2007 $82,222.00 Evaluation of signal sequences for the delivery of transgene
products in the xylem
Dandekar; University of California, Davis
Jan. 1, 2006 Jan. 1, 2007 $122,224.00 Role of type 1 secretion in the pathogenicity of Xf Gabriel; University of Florida
Jan. 1, 2006 Jan. 1, 2007 $129,325.00 Plasmid addiction as a novel approach to developing a stable
plasmid vector for Xf
Igo; Young; University of California, Davis
Jan. 1, 2006 Jan. 1, 2007 $99,657.00 The Anagrus epos complex: A likely source of effective classical
biological control agents for GWSS control
Morse; Stouthamer; University of California, Riverside
Jan. 1, 2006 Jan. 1, 2007 $170,604.00 Understanding and curtailing oviposition by H. coagulata on
nursery plants
Blua; Redak; University of California, Riverside
Jan. 1, 2006 Jan. 1, 2007 $64,665.00 Are GWSS populations regulated in California? Long-term
phenological studies and construction of multi-cohort tables for
GWSS in citrus orchards
Hoddle; University of California, Riverside
Jan. 1, 2006 Jan. 1, 2007 $120,356.00 The role of type V secretion autotransporters in the virulence of
Xf
Igo; University of California, Davis
Jan. 1, 2006 Jan. 1, 2007 $112,193.00 Dispersal and movement of GWSS and associated natural enemies in
a continuous, deficit-irrigated agricultural landscape
Groves; Johnson; Luck; University of California, Riverside
Jan. 1, 2006 Jan. 1, 2007 $248,633.00 The roles that different pili classes in Xf play in colonization
of grapevines and PD pathogenesis
Burr; Hoch; Cornell University
Jan. 1, 2006 Jan. 1, 2007 $137,731.00 Xylem fluid chemistry mediation of PD: Stimulation of aggregation
and biofilm
Leite; Andersen; Florida Agricultural and Mechanical University
Jan. 1, 2006 Jan. 1, 2007 $98,774.00 Comparative proteomic analysis of stem tissue and xylem sap from
PD resistant and susceptible grapevines (fund first
year only)
Lin; Fritschi; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Assessing Secondary Spread of Xylella fastidiosa in Almond Groves; Chen; University of Wisconsin- Madison
Jan. 1, 2006 Jan. 1, 2007 $0.00 Effects Of Xylella On Diverse Almond And Peach Germplasm Ledbetter; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Exploration for Biological Control Agents in the Native Range of
Glassy-Winged Sharpshooter
Goolsby; University of California, Davis
Jan. 1, 2006 Jan. 1, 2007 $0.00 Xylella fastidiosa Phage Biology Stenger; University of California, Davis
Jan. 1, 2006 Jan. 1, 2007 $0.00 Management of Pierce's Disease Civerolo; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Genetic Characterization of The Glassy-Winged Sharpshooter and
Its Natural Enemies To Support and Enhance The Biological Control
Program
de Leon; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Genetic Characterization of the Glassy-Winged Sharpshooter and
Its Natural Enemies To Support and Enhance The Biological Control
Program (1)
de Leon; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Genetic Characterization of the Glassy-Winged Sharpshooter and
Its Natural Enemies To Support and Enhance The Biological Control
Program (2)
de Leon; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Genetic Characterization of the Glassy-Winged Sharpshooter and
Its Natural Enemies To Support and Enhance The Biological Control
Program (3)
de Leon; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Genetic Characterization of the Glassy-Winged Sharpshooter and
Its Natural Enemies To Support and Enhance The Biological Control
Program (4)
de Leon; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2006 Jan. 1, 2007 $0.00 Identification, Molecular Characterization, and Detection of
Foreign and Newly Emerging Domestic Bacteria
Schaad; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2001 Jan. 1, 2006 $35,242.00 Mating behavior of the glassy-winged sharpshooter, Homalodisca
coagulata.
Hunt; Indiana University
Jan. 1, 2003 Jan. 1, 2006 $136,144.00 Monitoring and Control Measures for Pierce's Disease in Kern
County
Hashim; University of California
Jan. 1, 2003 Jan. 1, 2006 $202,561.00 Are Natural Enemies Controlling Glassy-Winged Sharpshooter in
Southern California?
Hoddle; Stouthamer; University of California, Riverside
Jan. 1, 2003 Jan. 1, 2006 $210,580.00 Epidemiological assessments of PD. Hill; California Department of Food and Agriculture
Jan. 1, 2003 Jan. 1, 2006 $155,277.00 The Xylella fastidiosa Cell Surface Igo; University of California, Davis
Jan. 1, 2004 Jan. 1, 2006 $152,877.00 GWSS population dynamics as a tool for eradicating GWSS
populations.
Luck; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2006 $143,795.00 Characterization and Identification PD Resistant Mechanisms:
Analysis of Xylem Anatomic Structures and of Natural Products in
Xylem Sap Among Vitis
Lin; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2004 Jan. 1, 2006 $100,572.00 Optimizing marker-aided selection (MAS) for Xf resistance to
accelerate the breeding of PD resistant grapes of high fruit
quality.
Walker; Krivanek; Riaz; University of California, Davis
Jan. 1, 2004 Jan. 1, 2006 $205,772.00 Environmental fate of a genetically marked endophyte in
grapevines and GWSS.
Miller; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2006 $35,200.00 Optimization of Admire applications in north coast vineyards. Toscano; Weber; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2006 $142,793.00 Epidemiology of Pierce's Disease in the Central San Joaquin
Valley of California: Factors Affecting Pathogen Distribution and
Dispersal
Groves; Sisterson; Agricultural Research Service
Jan. 1, 2004 Jan. 1, 2006 $128,128.00 Evaluation of bactericides for control of PD and analysis of Xf
transposon mutants. [Previous title: Evaluation of bactericides
and grapevine endophytic bacteria for control of PD.]
Kirkpatrick; University of California, Davis
Jan. 1, 2004 Jan. 1, 2006 $114,233.00 Role of attachment of Xf to grape and insects in its virulence
and transmissibility.
Purcell; Lindow; University of California, Berkeley
Jan. 1, 2004 Jan. 1, 2006 $94,301.00 Patterns of Xf infection in plants and effects on acquisition by
insect vectors.
Purcell; Lindow; University of California, Berkeley
Jan. 1, 2005 Jan. 1, 2006 $47,190.00 Evaluation of an Antibacterial Peptide (cecropin A) as a
Resistance Agent in Plant Xylem Against Xylella fastidiosa
Hammock; Warkentin; Kamita; University of California, Davis
Jan. 1, 2005 Jan. 1, 2006 $54,113.00 Significance of riparian plants in the epidemiology of PD. Baumgartner; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2005 Jan. 1, 2006 $54,950.00 Manipulation of Hirsutella as a biological control of GWSS. Boucias; Mizell; University of Florida
Jan. 1, 2005 Jan. 1, 2006 $43,673.00 Development of an artificial diet and evaluation of artificial
ovipositional substrates for the in vitro rearing of Gonatocerus
spp., parasitoids of the eggs of the GWSS.
Coudron; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2005 Jan. 1, 2006 $34,000.00 Search for and collect egg parasitoids of GWSS and other
Homalodisca species in southeastern and southwestern Mexico.
Hoddle; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2006 $92,900.00 Realized lifetime parasitism and the influence of brochosomes on
field parasitism rates of GWSS egg masses by Gonatocerus
ashmeadi.
Hoddle; Luck; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2006 $56,846.00 Isolation of bacteriophages specific for Xf. Igo; University of California, Davis
Jan. 1, 2005 Jan. 1, 2006 $63,515.00 Spatial database creation and maintenance for PD/GWSS in
California.
Kelly; University of California, Berkeley
Jan. 1, 2005 Jan. 1, 2006 $92,384.00 Multilocus sequence typing to identify reservoirs of Xf diversity
in natural hosts in California.
Cooksey; Stouthamer; Nunney; Luck; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2006 $56,326.00 Effects of juvenile hormone analogs on survival and reproductive
status of GWSS, Homalodisca coagulata.
Mizell; University of Florida
Jan. 1, 2005 Jan. 1, 2006 $25,000.00 Prepare and submit for publication a pictorial, annotated key to
Gonatocerus species and other genera and species of Mymaridae egg
parasitoids of Homalodisca spp. and other Proconiine
sharpshooters in N. America, with emphasis on the species native
or introduced to CA
Triapitsyn; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2006 $61,894.00 Plasmid addiction as a novel approach to developing a stable
plasmid vector for Xf
Igo; Young; University of California, Davis
Jan. 1, 2005 Jan. 1, 2006 $123,736.00 Quantifying Landscaping-scale Movement Patterns of Glassy-winged
Sharpshooter and its Natural Enemies Using a Novel Mark-capture
Technique
Hagler; Daane; United States Department of Agriculture
Jan. 1, 2005 Jan. 1, 2006 $256,066.00 Evaluating the Roles of Pili in Twitching and Long Distance
Movement of Xylella fastidiosa in Grape Xylem and in the
Colonization of Sharpshooter Foregut
Burr; Hoch; Cornell University
Jan. 1, 2005 Jan. 1, 2006 $161,354.00 An Immunological Approach for Quantifying Predation Rates on
Glassy-winged Sharpshooter
Blackmer; Hagler; United States Department of Agriculture
Jan. 1, 2005 Jan. 1, 2006 $95,117.00 Seasonal Population Dynamics of Glassy-winged Sharpshooter Egg
Parasitoids: Variability Across Sites ad Host Plants
Morse; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2006 $117,999.00 Effects of Group, Variety and climate on the Establishment and
Persistence of Xylella fastidiosa Infections Causing Almond Leaf
Scorch
Wistrom; Daane; Purcell; University of California, Berkeley
Jan. 1, 2005 Jan. 1, 2006 $105,448.00 Development of Glassy-winged Sharpshooter Mimetic insecticidal
Peptides, and an Endophytic Bacterial system for their Delivery
to Mature Grape Xylem and Evaluation of Peptide and delivery
system Efficacy
Cooksey; Federici; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2006 $56,000.00 A Genome-wide Approach to Plant-host Pathogenicity in the Xylella
fastidiosa: Multigenic Methods for Identifying Strains, for
Studying the Role of Inter-strain recombination, and for
Identifying Pathogenicity Candidate Genes
Stouthamer; Nunney; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2006 $44,725.00 Glassy-winged Sharpshooter Impact on Orange Yield, Fruit Size,
and Quality
Arpaia; Hix; Lovatt; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2006 $61,000.00 Monitoring the Seasonal Incidence of Xylella fastidiosa in
Glassy-winged Sharpshooter Populations
Castle; University of California, Riverside
Jan. 1, 2005 Jan. 1, 2006 $67,936.00 Complementation Vector with Increase Stability in Xylella Gabriel; University of Florida
Jan. 1, 2005 Jan. 1, 2006 $105,165.00 Identification of Traits of Xylella fastidiosa Confering
Virulence to Grape and Insect transmission by Analysis of Global
Gene Expression Using DNA Microarrays
Lindow; University of California, Berkeley
Jan. 1, 2005 Jan. 1, 2006 $162,000.00 Where, When and How Do Ingestion and Other Feeding Behaviors of
the Glassy-winged Sharpshooter Allow Inoculation of Xylella
fastidiosa?
Miller; Backus; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2002 Jan. 1, 2005 $45,621.00 Development of trapping systems to trap GWSS adults and nymphs in
grape.
Toscano; Hix; University of California, Riverside
Jan. 1, 2003 Jan. 1, 2005 $92,698.00 Xylem fluid chemistry mediation of PD: stimulation of aggregation
& biofilm.
Andersen; University of Florida
Jan. 1, 2003 Jan. 1, 2005 $32,578.00 Glassy-winged sharpshooter behavior and host plant phenology in
Kern County, California.
Kolb; California State University
Jan. 1, 2004 Jan. 1, 2005 $95,642.00 Population dynamics and interactions between GWSS and its host
plants in response to California phenology.
Mizell; Andersen; University of Florida
Jan. 1, 2004 Jan. 1, 2005 $74,958.00 Developing a Microarray-PCR-based Identification and Detection
System for Xylella fastidiosa Strains Important to CA.
Civerolo; Chen; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2004 Jan. 1, 2005 $19,168.00 Entomopathogenic Fungi for Biological Control of the
Glassy-winged Sharpshooter, Homalodisca coagulate
Kaya; University of California, Davis
Jan. 1, 2004 Jan. 1, 2005 $128,230.00 Rapid Bioluminescent Monitoring of Infection by the Pierce's
Disease Agent
Young;
Jan. 1, 2004 Jan. 1, 2005 $103,451.00 Reproductive Biology of the Glassy-winged Sharpshooter Peng; Zalom; University of California, Davis
Jan. 1, 2004 Jan. 1, 2005 $47,819.00 Characterization of Plant Metabolites of Imidacioprid in Citrus
Trees and Grapevines, and Evaluation of their Efficacy Against
Glassy-winged Sharpshooter Homalodisca coagulate
Toscano; Byrne; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2005 $122,396.00 Development of Glassy-winged Sharpshooter Mimetic insecticidal
Peptides, and an Endophytic Bacterial system for their Delivery
to Mature Grape
Cooksey; Federici; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2005 $28,904.00 Characterization of resistance to PD in Muscadinia rotundifolia
and the potential for conferring resistance to grafted Vitis
vinifera scions.
Walker; Ruel; University of California, Davis
Jan. 1, 2004 Jan. 1, 2005 $102,513.00 Directing Anti-Xylella Gene Products to the Xylem of Transgenic
Grapevines
Dandekar; Meredith; University of California, Davis
Jan. 1, 2004 Jan. 1, 2005 $35,000.00 Impact of neonicotinoids and an insect growth regulator on
natural enemies of the GWSS and other citrus pests.
Toscano; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2005 $36,216.00 Role of bacterial attachment in transmission of Xf by GWSS and
other factors affecting transmission efficiency.
Purcell; University of California, Berkeley
Jan. 1, 2004 Jan. 1, 2005 $38,436.00 Search for and collect egg parasitoids of GWSS and other
Proconiine sharpshooters in central and eastern USA.
Hoddle; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2005 $62,566.00 Treatment thresholds of GWSS Based on Local Epidemiology of PD
Spread
Perring; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2005 $113,099.00 Areawide Epidemiology of PD in the Coachella Valley Perring; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2005 $96,307.00 Development of Peptide Antibiotic-based Control Strategies for
Xylella fastidiosa
Hammock; Kamita; University of California, Davis
Jan. 1, 2004 Jan. 1, 2005 $61,759.00 Differential plant inducibility of putative virulence genes by Xf
in susceptible and resistant plant hosts.
Lindow; University of California, Berkeley
Jan. 1, 2004 Jan. 1, 2005 $137,497.00 Evaluation of Olfactory Responses by Gonatocerus Ashmedia a
Parasitoid of GWSS Egg Masses on Various Plants
Luck; University of California, Riverside
Jan. 1, 2004 Jan. 1, 2005 $94,104.00 Influence of Environment/Host Plant Effects on Toxicity of
Insecticides to Glassy-winged Sharpshooter
Toscano; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2004 $195,682.00 Spatial and temporal relations between glassy-winged sharpshooter
survival and movement, xylem flux patterns and xylem chemistry in
different host plants.
Hoddle; Luck; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2004 $92,909.00 Reproductive biology and physiology of the glassy-winged
sharpshooter.
Peng; Zalom; University of California, Davis
Jan. 1, 2001 Jan. 1, 2004 $274,644.00 The development of Pierce's Disease in xylem: the roles of vessel
cavitation, cell wall metabolism and vessel occlusion
Labavitch; Matthews; University of California, Davis
Jan. 1, 2001 Jan. 1, 2004 $209,676.00 Laboratory and field evaluations of imidacloprid, thiamethoxam
and acetamidprid against the glassy-winged sharpshooter on
citrus, grape and almonds.
Toscano; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2004 $200,249.00 Developing a novel detection and monitoring sytem for the
glassy-winged sharpshooter
Leal; Zalom; University of California, Davis
Jan. 1, 2001 Jan. 1, 2004 $165,000.00 Additional funding for an expanded genetic control of Pierce's
Disease program.
Ramming; Walker; University of California, Davis
Jan. 1, 2001 Jan. 1, 2004 $586,877.00 Application of Agrobacterium rhizogenes-mediated transformation
strategies for; (a) rapid high through put screen for genetic
resistance to Pierce's Disease in grape that maintains the clonal
integrity of the recipient host
Gilchrist; Lincoln; Bruening; University of California, Davis
Jan. 1, 2001 Jan. 1, 2004 $318,218.00 Control of Pierce's Disease through degradation of xanthan gum. Cooksey; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2004 $155,495.00 GWSS pesticide screening: Reduced risk Redak; University of California, Riverside
Jan. 1, 2002 Jan. 1, 2004 $115,380.00 Surrogate genetics for Xylella fastidiosa . Stewart; University of California, Davis
Jan. 1, 2002 Jan. 1, 2004 $62,269.00 Mitochondrial DNA analysis of geographical populations of
glassy-winged sharpshooter, Homalodisca coagulata (Homoptera:
Cicadellidae).
Smith; California State University
Jan. 1, 2002 Jan. 1, 2004 $125,300.00 Production and screening of Xylella fastidiosa transposon
pathogenicity and attachment mutants
Kirkpatrick; University of California, Davis
Jan. 1, 2003 Jan. 1, 2004 $63,795.00 Relationship Between total Population Counts of GWSS and Numbers
Obtained from Various Sampling Methods
Blua; Redak; University of California, Riverside
Jan. 1, 2003 Jan. 1, 2004 $73,500.00 Mycopathogens and Their Exotoxins Infecting GWSS: Survey,
Evaluation and Storage
Boucias; Mizell; University of Florida
Jan. 1, 2003 Jan. 1, 2004 $98,562.00 GWSS Impact on Citrus Yield, Fruit-sized and Quality Grafton-Cardwell; Hix; Dwell; University of California, Riverside
Jan. 1, 2003 Jan. 1, 2004 $142,560.00 Plant-GWSS Interactions: Physiological and Biochemical Mechanisms
Involved in Host Plant Selection with Particular Reference to
Lemon and Orange Trees
Toscano; University of California, Riverside
Jan. 1, 2003 Jan. 1, 2004 $144,786.00 Understanding Xylella fastidosa Coloniztion and Communication in
Xylem lumina
Burr; Hoch; Cornell University
Jan. 1, 2003 Jan. 1, 2004 $181,344.00 Genome-wide Identification of Rapidly Evolving Genes in Xylella
fastidiosa: Key elements in the Systematic Identification of Host
Strains, and in the Search for Plant-host Pathogenicity Candidate
Genes.
Stouthamer; Nunney; University of California, Riverside
Jan. 1, 2003 Jan. 1, 2004 $129,165.00 Exploration for Facultative Endosymbionts of Sharpshooters Purcell; University of California, Berkeley
Jan. 1, 2003 Jan. 1, 2004 $115,070.00 Ultrastructural Contributions to the Study of the GWSS and
Pierce's Disease
Freeman; N0RTH DAKOTA STATE UNIVERSITY
Jan. 1, 2003 Jan. 1, 2004 $18,477.00 Evaluate the ability of hyper spectral imagery to identify grape
vine affected by PD in multiple vineyards after the onset of
visible symptoms and as a data source of identifying affected
plants early in the growing season.
Anderson; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2003 Jan. 1, 2004 $79,068.00 (1) Understand how Xf moves, and the patterns of its movement in
systemic and nonsystemic plants hosts using microscopy; (2)
Determine the fate of Xf in weeds, cover crops, & adjacent
vegetation common to vineyards of CA s San Joaquin Valley.
Purcell; University of California, Berkeley
Jan. 1, 2003 Jan. 1, 2004 $52,805.00 Breeding PD resistant table & raisin grapes. Ramming; Walker; University of California, Davis
Jan. 1, 2003 Jan. 1, 2004 $62,000.00 Behavioral and physiological determinants of the geographical
range of GWSS.
Mizell; Andersen; University of Florida
Jan. 1, 2003 Jan. 1, 2004 $89,600.00 The genetics of resistance to PD. Walker; University of California, Davis
Jan. 1, 2003 Jan. 1, 2004 $7,932.00 Trap crops & vegetative barriers for PD. Weber; University of California
Jan. 1, 2003 Jan. 1, 2004 $89,051.00 Create & evaluate a random transposon insertion library of Xf. Kirkpatrick; University of California, Davis
Jan. 1, 2003 Jan. 1, 2004 $92,847.00 Developing a Stable Classification of the GWSS Genus Homolodisca McKamey; United States Department of Agriculture
Jan. 1, 2003 Jan. 1, 2004 $51,676.00 Developing a Method to Detect Xylella fastidosa in GWSS Blua; Redak; University of California, Riverside
Jan. 1, 2000 Jan. 1, 2003 $255,000.00 Epidemiology of PD in southern California: Identifying Inoculum
Sources & Transmission Pathways
Cooksey; Costa; University of California, Riverside
Jan. 1, 2000 Jan. 1, 2003 $372,967.00 Biocontrol of GWSS in California: one cornerstone for the
foundation of an IPM program
Hoddle; Triapitsyn; Luck; Redak; University of California, Riverside
Jan. 1, 2000 Jan. 1, 2003 $675,000.00 Biological, cultural, genetic, & chemical control of PD Kirkpatrick; Walker; Weber; Purcell; Andersen; University of California, Davis
Jan. 1, 2000 Jan. 1, 2003 $154,629.00 Biocontrol of PD with nonpathogenic strains of X.f. Cooksey; University of California, Riverside
Jan. 1, 2000 Jan. 1, 2003 $359,984.00 Impact of Layering Control Tactics on the Spread of PD by the
GWSS
Redak; University of California, Riverside
Jan. 1, 2000 Jan. 1, 2003 $225,000.00 Seasonal Changes in GWSS Age Structure, Abundance, Host Plant
Use, & Dispersal
Hoddle; Luck; Redak; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2003 $146,861.00 Insecticide evaluations for adult glassy-winged sharpshooter,
Homalodisca coagulata (Say) (Homoptera: Cicadellidae) control in
southern California.
Akey; Henneberry; Toscano; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2003 $299,313.00 Temecula Area-wide treatment program Toscano; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2003 $52,879.00 Identification of molecular markers in the grapevine's response
to infection by Xylella fastidiosa
Adams; University of California, Davis
Jan. 1, 2001 Jan. 1, 2003 $23,663.00 Search for and collect egg parasitoids of GWSS in the
southeastern USA and northeastern Mexico
Hoddle; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2003 $47,807.00 Impact of multiple-strain infections of Xylella fastidiosa on
acquisition and transmission by the glassy-winged sharpshooter.
Cooksey; Gispert; Costa; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2003 $150,000.00 Epidemiology of Pierce's Disease in the lower San Joaquin Valley. Civerolo; Tubajika; United States Department of Agriculture Animal and
Plant Health Inspection Service, Center for Plant
Health Science Technology
Jan. 1, 2002 Jan. 1, 2003 $112,826.00 Characterization and studies on the fundamental mechanisms of
Xylella fastidiosa transmission to grapevines by the
glassy-winged sharpshooter
Purcell; University of California, Berkeley
Jan. 1, 2002 Jan. 1, 2003 $50,000.00 Directing potential anti-Xylella gene products to the xylem of
trangenic grapevines
Meredith; University of California, Davis
Jan. 1, 2002 Jan. 1, 2003 $115,000.00 A monoclonal antibody specific to Glassy-winged sharpshooter egg
protein: A tool for predator gut analysis and early detection of
pest infestation
Costa; Hagler; Daane; United States Department of Agriculture
Jan. 1, 2002 Jan. 1, 2003 $108,233.00 Epidemiology of Pierce's Disease in Coachella Valley Perring; University of California, Riverside
Jan. 1, 2002 Jan. 1, 2003 $7,947.00 Micro-reader for analysis of plant tissue for the presence of
Xylella fastidiosa
Costa; University of California, Riverside
Jan. 1, 2002 Jan. 1, 2003 $69,462.00 Cold storage of parasitized and unparasitized eggs of the
glassy-winged sharpshooter, Homalodisca coagulata
Leopold; Yocum; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2002 Jan. 1, 2003 $139,713.00 Biology and ecology of glassy-winged sharpshooter in the San
Joaquin Valley
Daane; University of California, Berkeley
Jan. 1, 2002 Jan. 1, 2003 $112,233.00 Role of Xylella fastidiosa attachment on pathogenicity Lindow; University of California, Berkeley
Jan. 1, 2002 Jan. 1, 2003 $41,527.00 Reproductive biology and physiology of glassy-winged sharpshooter Zalom; University of California, Davis
Jan. 1, 2002 Jan. 1, 2003 $85,000.00 Keys to management of GWWS: Interactions between host plants,
malnutrition, and natural enemies
Mizell; University of Florida
Jan. 1, 2002 Jan. 1, 2003 $150,000.00 Sharpshooter feeding behavior in relation to transmission of
Pierce's Disease bacterium
Backus; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2002 Jan. 1, 2003 $43,810.00 Impact of sub-lethal doses of Neonicotinoids on glassy-winged
sharpshooter feeding and tranmission of Pierce's Disease
Blua; University of California, Riverside
Jan. 1, 2002 Jan. 1, 2003 $115,000.00 Chemical control of GWSS: establishment of baseline toxicity and
development of monitoring techniques for detection of early
resistance to insecticides
Toscano; University of California, Riverside
Jan. 1, 2002 Jan. 1, 2003 $122,146.00 Role of type I secretion in Pierce's Disease Gabriel; University of Florida
Jan. 1, 2002 Jan. 1, 2003 $224,856.00 Sampling, seasonal abundance, and distribution of glassy-winged
sharpshooters in citrus and grapes
Blackmer; Toscano; Hagler; Naranjo; Castle; United States Department of Agriculture
Jan. 1, 2002 Jan. 1, 2003 $7,878.00 Rootstock influence of Pierce's Disease Cousins; Cornell University - United States Department of
Agriculture Agricultural Research Service, New
York State Agricultural Experiment Station
Jan. 1, 2001 Jan. 1, 2002 $72,215.00 Production and screening of Xylella fastidiosa transposon
pathogenicity and attachment mutants.
Kirkpatrick; University of California, Davis
Jan. 1, 2001 Jan. 1, 2002 $13,977.00 Evaluation of efficacy of Sevin (carbaryl) treatments in the
Porterville GWSS infestation
Grafton-Cardwell; University of California, Riverside
Jan. 1, 2001 Jan. 1, 2002 $62,500.00 Genome sequence of a PD strain of Xf Civerolo; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2001 Jan. 1, 2002 $150,000.00 Replicated field studies will be conducted to evaluate the impact
of a factorial treatment arrangement of Admire. GWSS populations
will be monitored weekly using different methods. Surround
studies.
Puterka; Glenn; United States Department of Agriculture
Agricultural Research Service
Jan. 1, 2001 Jan. 1, 2002 $53,604.00 Development of an artificial diet for the glassy-winged
sharpshooter (GWSS).
Cohen; North Carolina State University
Jan. 1, 2001 Jan. 1, 2002 $6,840.00 Enological evaluation of contact materials against the
glassy-winged sharpshooter.
Butzke; Purdue University
Jan. 1, 2001 Jan. 1, 2002 $49,632.00 Proposal for survival of GWSS under field temperatures at various
elevations.
Bedard; Luvisi; NAME NOT FOUND
Jan. 1, 2001 Jan. 1, 2002 $632.00 Research in the surveying of insect vectors of Pierce's Disease
and PD-infected plants for the presence of bacteriophage that
infest Xylella fastidiosa.
Lauzon; California State University
Jan. 1, 2001 Jan. 1, 2002 $466,601.00 Functional genomics of the grape-Xylella interaction: towards the
identification of host resistance determinants.
Cook; Walker; Kim; University of California, Davis
Jan. 1, 2001 Jan. 1, 2002 $98,363.00 Isolation and characterization of glassy-winged sharpshooter
pathogenic viruses.
Hammock; Kamita; University of California, Davis
Jan. 1, 2001 Jan. 1, 2002 $49,277.00 Determine if bacterial polysaccharides produced by Xylella
fastidiosa are causitive agents of Pierce's Disease.
Price; State University of New York
Jan. 1, 2000 Jan. 1, 2001 $10,000.00 Economic impact of PD on the California winegrape industry Siebert; University of California, Berkeley
Jan. 1, 2000 Jan. 1, 2001 $36,556.00 Insect-symbiotic bacteria inhibitory to X.f. in sharpshooters Miller; Lauzon; Peloquin; California State University
Jan. 1, 2000 Jan. 1, 2001 $20,000.00 Prevention of PD transmission & infection: role of induced plant
resistance
Granett; University of California, Davis