Fungal pathogens I
What is the name of the specialized structure for host-penentration?
Appressoria
Name three common strategies used by fungal pathogens to avoid triggering PTI?
- Protect hyphae from degradation (Avr4)
- Chemically modify the cell wall (chitosan)
- Sequester chitin fragments
Are oomycetes a fungal pathogen?
What is the name of the specialized infection structure to penentrate the host?
Appressoria
What is one of the main differences between fungal pathogens and oomycetes?
Cell wall composition (cellulose vs chitin)
Zoospores
Hyphae
Which are common characteristics shared by fungal pathogens?
Small
Cysteine rich
Secreted
What is the function of the specialized infection structures for host-colonization?
Absorb nutrients and deliver effectors
What are some strategies used to increase genetic variability in fungal species?
Sexual reproduction
Transposons
Asexual spores (conidia)