Year in Review: Gift of steroids keeps on giving

Mouse muscles stay juiced long after doping ends

By Tina Hesman Saey, 13:05 PM December 12, 2013


Once a cheater, always a cheater, a mouse study found — at least when it comes to steroids.

The result, reported in October, strongly implies that anabolic steroids like testosterone give doping athletes a competitive advantage for years — perhaps even decades — after they stop taking the drugs.

If antidoping agencies were to revise steroid bans based on the results, those caught cheating might effectively face lifetime expulsion from competition.

In the experiment, female mice dosed with test...

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