27 Jun 2022

Bipolaris species

A rapidly-growing fungus that produces a grayish-brown to black colony, within seven days when incubated at 25oC (77oF). It can produce the mycotoxin sterigmatocystin which can cause liver and kidney damage in humans and animals. It is found worldwide and is commonly isolated from soil, sand, plants, birds, and cotton fabrics. Rarely an opportunistic human pathogen.