fungi aspergillus, black mold

aspergillus aspergillosis fungus aflatoxin hyphae illness illustration immunocompromised infection inflammation laboratory medical medicine microbiology mold mycotoxin science scientific sick toxic human toxin healthy allergic allergy black growth asthma carcinogen health disease fungal niger versicolor tereus covid19 complication pneumonia biseriate structure morphology vesicle conidia conidium fungi moldy 3d