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Browse the Medical Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

promoter

Main Entry:: pro·mot·er
Pronunciation:: \-ˈmōt-ər\
Function:: noun

1 : a substance that in very small amounts is able to increase the activity of a catalyst 2 : a binding site in a DNA chain at which RNA polymerase binds to initiate transcription of messenger RNA by one or more nearby structural genes 3 : a chemical believed to promote carcinogenicity or mutagenicity

Learn more about "promoter" and related topics at Britannica.com

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