Xanthoprotein

Xan`tho`pro´te`in

(Physiol. Chem.) A yellow acid substance formed by the action of hot nitric acid on albuminous or proteid matter. It is changed to a deep orange-yellow color by the addition of ammonia.

xanthoprotein

xan·tho·pro·tein

(zan'thō-prō'tēn), The yellow nitrophenyl product formed when protein is treated with hot, concentrated nitric acid, probably from nitration of phenyl groups.

xanthoprotein

(zan″thŏ-prō′tēn″, prō′tē-ĭn) [ xantho- + protein] A yellow substance produced by heating proteins with nitric acid.

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