Date post: | 12-Jan-2016 |
Category: |
Documents |
Upload: | abigayle-angela-oconnor |
View: | 219 times |
Download: | 5 times |
Innate Immunity Signaling in Plants
Erika Keshishian
Outline
• Toll-like receptors– Review– Animals vs. plants
• Plant defense– Hypersensitive Response• Phytoalexins
– Systemic Acquired Resistance
Toll-Like Receptors
Plant vs. Animal “TLRs”
How plants cope with pathogens
• Bacteria, viruses, fungi, invertebrates*– Pathogen-Associated Molecular Patterns, PAMPs– Pattern Recognition Receptors, PRRs
Remember, plants cannot move to avoid predators…
Nor can they swat them away…
Pathogen Defense
Pathogen Defense – Hypersensitive Response
Hypersensitive Response
Phytoalexins
Systemic Acquired Resistance
Systemic Acquired Resistance
Questions?