Tabitha M. Powledge contemplates this week's report that male researchers cause stress in lab mice, as measured by the animals' feces production. Is it funny? Does it augur good or ill for female researchers? And what does it mean for the annals of research? "If (Senior author Jeffrey Mogil) is right about human males routinely producing stress in others just by being on the premises, then the effect on research could extend to many other lab animals besides rodents."
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