Contents: Prion
Yeast prions as non-chromosomal genetic determinants
Modular structure of the Sup35 protein responsible for the yeast [PSI+] prion
Role of the Hsp104 chaperone in [PSI+] prion propagation
Two-level structure of the [PSI+] prion aggregates and methods for studying the size of prion polymers
Non-prion amyloids in yeast
Variability of the yeast [PSI+] prion.