Aspergillus astellatus

Aspergillus astellatus is a species of the genus of Aspergillus.[1][2] It is from the Nidulantes section.[3] Aspergillus astellatus produces Aflatoxin B1, Aflatoxin B2 and sterigmatocystin.[4][5]

Aspergillus astellatus
Scientific classification
Kingdom: Fungi
Division: Ascomycota
Class: Eurotiomycetes
Order: Eurotiales
Family: Trichocomaceae
Genus: Aspergillus
Species:
A. astellatus
Binomial name
Aspergillus astellatus
(Fennell & Raper) Houbraken, Visagie & Samson 2014[1]
Type strain
CBS 134.55, CBS 261.93, NRRL 2396, WB 2396 = CBS 134.55 = IBT 22589[2]
Synonyms

Aspergillus variecolor var. astellatus,[2]
Aspergillus stellatus var. astellatus,[1]
Emericella astellata[2]

Growth and morphology

A. astellatus has been cultivated on both Czapek yeast extract agar (CYA) plates and Malt Extract Agar Oxoid® (MEAOX) plates. The growth morphology of the colonies can be seen in the pictures below.

  • Aspergillus astellatus growing on CYA plate
  • Aspergillus astellatus growing on MEAOX plate

References
  1. Samson R.A.; Visagie, C.M.; Houbraken, J.; Hong, S-B.; Hubka, V.; Klaassen C.H.W.; Perrone, G.; Seifert, K.; Susca, A.; Tanney, J.B.; Varga, J.; Kocsube, S.; Szigeti, G.; Yaguchi, T.; Frisvad, J.C. 2014. Phylogeny, identification and nomenclature of the genus Aspergillus. Studies in Mycology. 78:141-173
  2. "Aspergillus astellatus". www.uniprot.org.
  3. Chen, A.J.; Frisvad, J.C.; Sun, B.D.; Varga, S.; Kocsubé, S.; Dijksterhuis, J.; Kim, D.H.; Hong, S.-B.; Houbraken, J.; Samson, R.A. (2016). "Aspergillus section Nidulantes (formerly Emericella): Polyphasic taxonomy, chemistry and biology". Studies in Mycology. 84: 1–118. doi:10.1016/j.simyco.2016.10.001. PMC 5198626. PMID 28050053.
  4. R., Russell; M., Paterson; Nelson, Lima (2015). Molecular Biology of Food and Water Borne Mycotoxigenic and Mycotic Fungi. CRC Press. ISBN 978-1-466-55988-2.
  5. Frisvad, J.C.; Samson, R.A.; Smedsgaard, J. (May 2004). "Emericella astellata, a new producer of aflatoxin B1, B2 and sterigmatocystin". Letters in Applied Microbiology. 38 (5): 440–445. doi:10.1111/j.1472-765X.2004.01520.x. PMID 15059218.

Further reading
  • Leslie, John F.; Logrieco, Antonio, eds. (2014). Mycotoxin reduction in grain chaings. Stafford BC, Qld.: Wiley-Blackwell. ISBN 978-0-813-82083-5.


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