dopa reaction

do·pa re·ac·tion

a dark staining observed in fresh tissue sections to which a solution of dopa has been applied, presumably due to the presence of dopa oxidase in the protoplasm of certain cells.
Synonym(s): Bloch reaction
Farlex Partner Medical Dictionary © Farlex 2012

Bloch,

Marcel, French physician, 1885-1925.
Bloch reaction - a dark staining observed in fresh tissue sections to which a solution of dopa has been applied. Synonym(s): dopa reaction
Medical Eponyms © Farlex 2012
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Tyrosinase activity in cultured cells was assayed by the DOPA reaction as described previously (Iijima and Watanabe, 1956).
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