• CORRECTION: This story was updated on Aug. 1, 2014, to clarify that the test detects many strains of Escherichia coli, not just pathogenic ones.
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Web Date: July 31, 2014

Detecting Contaminated Water With A Simple Color Change

Environmental Analysis: Researchers suggest ways to develop a low-cost indicator for Escherichia coli
Department: Science & Technology | Collection: Life Sciences
News Channels: Analytical SCENE, Environmental SCENE
Keywords: Escherichia coli, water contamination, bacteria, resorufin, glucuronidase

A canny choice of a color-changing molecule—and a simple way to make it—has helped researchers develop an easy and potentially inexpensive test for Escherichia coli in drinking water for use in developing countries (Environ. Sci. Technol. 2014, DOI: 10.1021/es502319n).

Anthony P. Davis of the University of Bristol, in England, . . .

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