![](https://webarchive.library.unt.edu/eot2008/20090509061501im_/http://www.nsf.gov/images/x.gif) News From the Field Twin Study Defines Shared Features of Human Gut Microbial Communities: Variations Linked to Obesity
![](https://webarchive.library.unt.edu/eot2008/20090509061501im_/http://www.nsf.gov/images/greenlineshort.jpg)
December 2, 2008
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Researchers at Washington University School of Medicine in St. Louis, Mo., have catalogued the microbial species in the guts of lean and obese female twins and their mothers, finding that each individual carries a unique collection of bacteria, although the communities are more similar among family members.
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Source Washington University School of Medicine
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