A Strand Of Hair Tells Tales Of Cocaine Use | Chemical & Engineering News
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Web Date: April 28, 2011

A Strand Of Hair Tells Tales Of Cocaine Use

Analytical Forensics: Mass spectrometric imaging reveals drug-use history
Department: Science & Technology
News Channels: Analytical SCENE, JACS In C&EN
Keywords: hair analysis, mass spectrometric imaging, forensics, drugs of abuse, cocaine

Addicts may lie about their recent drug use, but their hair records the truth. Swiss researchers report that mass spectrometry can spot cocaine that hid in a strand of human hair as it grew, providing a timeline of a person's drug use (Anal. Chem., DOI: 10.1021/ac200610c). 

Either body fluids or hair can reveal recent drug use, but only hair provides information about long-term behavior, . . .

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