1. Innate Immunity Signaling in Plants
Erika Keshishian

2. Outline Toll-like receptors Plant defense Review Animals vs. plants
Hypersensitive Response
Phytoalexins
Systemic Acquired Resistance

3. Toll-Like Receptors

4. Plant vs. Animal “TLRs”

5. How plants cope with pathogens
Bacteria, viruses, fungi, invertebrates*
Pathogen-Associated Molecular Patterns, PAMPs
Pattern Recognition Receptors, PRRs

6. Remember, plants cannot move to avoid predators…

7. Nor can they swat them away…

8. Pathogen Defense

9. Pathogen Defense – Hypersensitive Response

10. Hypersensitive Response

11. Phytoalexins

12. Systemic Acquired Resistance

13. Systemic Acquired Resistance

14. Questions?