Infections with organisms deficient in capsules and cell walls.
D002473:Cell Wall / Q000276:immunology; D003453:Cryptococcosis / Q000150:complications* / Q000276:immunology; D003454:Cryptococcus / Q000648:ultrastructure*; D003455:Cryptococcus neoformans / Q000276:immunology / Q000302:isolation & purification / Q000648:ultrastructure*; D006801:Humans; D007239:Infections / Q000209:etiology* / Q000276:immunology / Q000382:microbiology; D007740:L Forms