Has been associated with hypersensitivity pneumonitis. Common cause of extrinsic asthma (immediate-type hypersensitivity: type I) (26). May be related to bakers asthma (17). Acute symptoms include edema and bronchiospasms, chronic cases may develop pulmonary emphysema (26).
Potential Toxin Production
Alternaria alternata is capable of producing tenuazonic acid and other toxic metabolites which may be associated with disease in humans or animals (17).
|Aw||Water Activity (Equilibrium relative humidity/100)|
|MAC||McGregor Pearce - personal experience|
|NC||Neil Carlson - personal experience|
|(1-27)||Refer to Fungal Reference page|
N. Carlson 9/92; Rev. 4/93, 7/93, 9/93, 1/94, 2/94,2/95,4/95, 5/96, 7/96