Me and my microbiome

Me and my microbiome

Tina Hesman Saey tries out new services offering clients a peek at their own bacteria

By Tina Hesman Saey, 14:15 PM December 24, 2013

I first suspected I might be inhabited by traitors when I read a research paper linking gut bacteria to obesity. I was a newspaper reporter in St. Louis in 2006 when local researchers in Jeffrey Gordon’s lab at Washington University found that the mix of bacteria in the gut can help determine whether a mouse is lean or obese. I’ve been writing about the microbiome — the microbes that inhabit the body — ever since.

As an obese person, I’ve always suspected that I have fat microbes. But it’s als...

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