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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; #

heavy chain

Main Entry:: heavy chain
Pronunciation:: \ˈhev-ē-ˈchān\
Function:: noun

: either of the two larger of the four polypeptide chains comprising antibodies—compare light chain

[heavy chain illustration]

Learn more about "heavy chain" and related topics at Britannica.com

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