Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

Ames test

play
noun \ˈāmz-\

Medical Definition of Ames test

  1. :  a test for identifying potential carcinogens by studying the frequency with which they cause histidine-producing genetic mutants in bacterial colonies of the genus Salmonella (S. typhimurium) initially lacking the ability to synthesize histidine <The compound … produced the highest score ever reported in an Ames test, a standard measure of the cancer-causing potential of toxic chemicals.—Today's Chemist at Work, December 1997> <Dimethylnitrosamine … a known animal carcinogen—is usually a potent mutagen in the Ames assay.—Science News, 16 July 1988>



Biographical Note for ames test

Ames, Bruce Nathan (born 1928), American biochemist. In 1976 Ames devised his test for carcinogenesis of a substance.

Variants of ames test

also Ames assay

Learn More about ames test


Seen and Heard

What made you want to look up Ames test? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to work hard

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

angry maudlin prompt oily
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ