four agar media ( blood , corn meal , chocolate , and sabouraud 's ) and four liquid media ( brain-heart infusion broth , one percent peptone broth , pooled human serum , and lyophilized rabbit coagulase plasma ) were evaluated for their ability to enhance the production of capsules from four strains of cryptococcus yeast within 48 hours at 25c and 35c .
C0229671
serum
C0032105
plasma