Ames test

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Ames test

n.
A test used to determine the mutagenic potential of a substance, in which salmonella bacteria that are unable to synthesize histidine are introduced into the substance, and the substance is deemed mutagenic and carcinogenic if the bacteria regain the ability to synthesize histidine.

[After Bruce Ames (born 1928), American biochemist.]

Ames test

(eɪmz)
n
(Biochemistry) a method of preliminary screening for carcinogens, based on their ability to cause mutations in bacteria
[named after Bruce Ames (born 1928), US biochemist who invented the test]

Ames′ test`

(eɪmz)
n.
a test that exposes a strain of bacteria to a chemical compound in order to determine the potential of the compound for causing cancer.
[1975–80; after Bruce N. Ames (born 1928), U.S. biochemist, who developed the test]