Pierce's Disease
Research Updates


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.

glassy-winged sharpshooter

Linking the model of the development of Pierce's disease in grapevines to an understanding of the dynamics of glassy-winged sharpshooter transmission of Xylella fastidiosa to grapevines and grapevine gene expression markers of Pierce's disease infection.

PIs: John Labavitch; Elaine Backus; Mark Matthews; Ken Shackel


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Funding Sources:

  • Funded by: CDFA - Pierce's Disease and Glassy-winged Sharpshooter Board
  • Budget: $126,641
  • Start date: July 01, 2004
  • Stop date: April 30, 2007
  • Status: APPROVED