National Cancer Institute Thesaurus

Last uploaded: February 21, 2019
Preferred Name

Aflatoxin B1

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C1315

ALT_DEFINITION

A potent hepatotoxic and hepatocarcinogenic mycotoxin produced by the Aspergillus flavus group of fungi. It is also mutagenic, teratogenic, and causes immunosuppression in animals. It is found as a contaminant in peanuts, cottonseed meal, corn, and other grains. The mycotoxin requires epoxidation to aflatoxin B1 2,3-oxide for activation. Microsomal monooxygenases biotransform the toxin to the less toxic metabolites aflatoxin M1 and Q1.

CAS_Registry

1162-65-8

CHEBI_ID

CHEBI:2504

Chemical_Formula

C17H12O6

code

C1315

Concept_In_Subset

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C63923

Contributing_Source

FDA

DEFINITION

A member of a group of mycotoxins produced by Aspergillus flavus and A. parasiticus. Alflatoxin B1 is the most hepatotoxic and hepatocarcinogenic of the aflatoxins and occurs as a contaminant in a variety of foods.

FDA_UNII_Code

9N2N2Y55MH

FULL_SYN

(6AR-cis)-2,3,6a,9a-tetrahydro-4-methoxycyclopenta(c)furo(3',2':4,5)furo(2,3-h)(1)benzopyran-1,11-dione

AFB1

label

Aflatoxin B1

Legacy_Concept_Name

Aflatoxin_B1

NSC_Code

529592

Preferred_Name

Aflatoxin B1

prefixIRI

C1315

prefLabel

Aflatoxin B1

Semantic_Type

Organic Chemical

Hazardous or Poisonous Substance

UMLS_CUI

C0085180

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C213

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http://purl.obolibrary.org/obo/CHEBI_2504 Chemical Entities of Biological Interest Ontology LOOM
http://purl.bioontology.org/ontology/LNC/MTHU057690 Logical Observation Identifier Names and Codes LOOM
http://purl.bioontology.org/ontology/LNC/LP263251-3 Logical Observation Identifier Names and Codes LOOM
http://purl.bioontology.org/ontology/MESH/D016604 Medical Subject Headings LOOM