In a Swedish doping study, 55 men were willingly injected with testosterone, before undergoing the standard urine doping test. 17 of them tested negative, because they are missing a gene used to convert the testosterone into a form that dissolves in urine. This gene variation is especially common in Asian men.
Source: The New York Times
Some Athletes’ Genes Allow Doping Without Detection
rokur
Production engineer and certified swim coach. Full-time IT consultant, spare-time swimming aficionado. 2 sons, 2 daughters and a wife. President of the Faroe Islands Aquatics Federation. Likes to run :-)
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