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Aspergillus


Aspergillus             Print PDF

Natural Habitat

  • Soil
  • Plant debris

Suitable Substrates in the Indoor Environment

  • Grows on a wide range of substrates indoors
  • Prevalent in water damaged buildings

Water Activity

  • Aw=0.75-0.94

Mode of Dissemination

  • Wind

Allergenic Potential

  • Allergic bronchopulmonary aspergillosis (ABPA) which is common in asthmatic and cystic fibrosis patients
  • Aspergillus sinusitis
  • Invasive aspergillosis in immunocompromised patients

Potential Opportunist or Pathogen

  • Aspergilloma and chronic pulmonary aspergillosis in people with lung disease

Industrial Uses

  • A. sojae is used for fermented food and beverages in Asia
  • A. oryzae is used in soy sauce production
  • A. terreus produces mevinolin which is able reduce blood cholesterol
  • A. niger produces enzymes used to make some breads and beers and is also used in plastic decomposition
  • A. niger and A. ochraceus are used in cortisone production

Potential Toxins Produced

Other Comments

  • It is the second most common opportunistic pathogen following Candida