Gas Chromatography

New findings in gas chromatography described from Southampton General Hospital

Published in Telemedicine Law Weekly, August 15th, 2009

According to a study from Southampton, the United Kingdom, "Omega-3 index is a relatively new concept, defined as the sum of eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) expressed as a percentage of the total fatty acids in red blood cell membranes. This index reflects medium to long-term intake of omega-3 polyunsaturated fatty acids and could be a useful tool in epidemiological studies."

"The standard technique used for fatty acid analysis and quantification has been gas chromatography (GC) with flame ionization detection. This method is robust and has good precision and sensitivity. However, a major disadvantage is inability to confirm spectrometrically...

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Source: Telemedicine Law Weekly (2009-08-15)

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