phialide of aspergillus niger fungi, black mold that produce aflatoxins and cause pulmonary infection aspergillosis, 3d

aspergillus niger mold fungi illustration aspergillosis scientific black infection versicolor pulmonary health moldy microbiology laboratory toxic immunocompromised toxin hyphae science mycotoxin allergy growth allergic asthma carcinogen aflatoxin disease pneumonia vesicle conidia fungus structure inflammation biseriate fungal medical morphology medicine 3d phialide phialides glaucus white background metula conidium diagram