Aspergillus
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Aspergillus

There are more than 100 species of aspergillus.  Like all fungi, aspergillus needs water, oxygen and good to grow.  Aspergillus is a thermophilic fungi, which means that it likes heat and will grow at body temperature or higher.  It is xerophilic, which means it can obtain moisture from the air if humidity is at 60% or higher.

Uses

Aspergillus niger is used to make citric acid.

Photos
   
Aspergillus niger (fruiting)

    Aspergillus niger


    Aspergillus candidus

    Aspergillus clavatus


    Aspergillus flavus


    Aspergillus fumigatus


    Aspergillus niger


    Aspergillus ochraceus


    Aspergillus penicilliodes


    Aspergillus terreus


    Aspergllus versicolor 

 

Aspergillus fumigatus can cause eye infections in humans and pulmonary infections in birds.

Aspergillus ochraceous, aspergillus parasiticus, aspergillus niger, aspergillus clavatus, aspergillus versicolor and aspergillus flavus, aspergillus terreus and aspergillus nidulansm can cause illness when eaten.

Some people are allergic to aspergillus.

Aspergillus Basics

Temperature:    High, 98 degrees or above

Food:    Cellulose materials (cloth, cardboard, leather)

Water:    Can pluck water vapor from humid air.  Will not grow if the relative humidity is under 60%.

Potential allergen:  Yes

Sources

Angsubhakorn, Subhkij Mycotoxins and human health risks an overview, Mycotoxin Prevention and Control in Food Grains

Barron, George, Moulds in Homes, Schools and Workplaces, April 2001

Pitt, J.L. Toxogenic aspergillus and penicillium species, Mycotoxin Prevention and Control in Food Grains

International Commission on Penicillium and Aspergillus

 

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