09 Feb '12, 11am

#phthalates and the Tour de France? #Doping tests clouded by widespread use of plasticizer — #chemicals

#phthalates and the Tour de France? #Doping tests clouded by widespread use of plasticizer — #chemicals

In the race to catch drug cheats, sports officials are turning to more sophisticated tests. Since cheaters are rarely caught red-handed, scientists devised a plan to catch them with the packaging – inside their bodies - by looking for residues of a plasticizer. But the chemical is so ubiquitous that it has clouded the results of these blood doping tests in the professional cycling world. Some experts – and Tour de France champion Alberto Contador, who was found guilty of doping Monday – say that these phthalate residues are so widespread that there is doubt about how they got into an athlete's body. But others say that spikes of these chemicals are a red flag for doping.

Full article: http://www.environmentalhealthnews.org/ehs/news/2012/plas...

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2 Non-Obvious PPC Split Tests

2 Non-Obvious PPC Split Tests

searchenginewatch.com 08 Feb '12, 2pm

Split testing is fueled by curiosity, by wonder, by knowing that you don’t know something. Some gap in your understanding ...