Phagocytosis of C.neoformans is inhibited by ?
Cryptococcal capsular material
The size of the yeast cells
The cells walls
Toxins produced by the organism
Ans. is 'a' i.e., Cryptococcal Capsular material Virulence factor of cryptococcus neoformans Polysaccharide capsule --> Inhibits phagocytosis by WBC Melanin production --> Due to enzyme phenolic oxidase