cholera-red reaction

A test for cholera vibrio whereby the addition of 3 or 4 drops of sulfuric acid (concentrated, chemically pure) to an 18-hour-old bouillon or peptone culture of the organism produces a colour from rose-pink to claret. ... (05 Mar 2000) ...
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cholera-red reaction

Type: Term Definitions: 1. a test for Cholera vibrio whereby the addition of 3-4 drops of sulfuric acid (concentrated, chemically pure) to an 18-hour-old bouillon or peptone culture of the organism produces a rose-pink to claret color.
Found on http://www.medilexicon.com/medicaldictionary.php?t=76085
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