This Week in Science

In a paper appearing in Science Translational Medicine, scientists led by Washington University's Jeffrey Gordon created "humanized gnotobiotic mice" in order to study the effects of diet on the human gut microbial community. Feeding human feces to germ-free mice, they were able to create an animal model of the human gut microbiota, and then they tested how it reacted to certain diets.

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York University researchers find genomic evidence of inbreeding in the yellow-banded bumblebee, according to Reuters.

In its survey of US adults, the Pew Research Center finds that views on the genetic engineering of animals depend on why it's done.

The Scientist reports agricultural researchers are working on a gene-stacking tool.

In Nature this week: statistical method for overcoming case-control imbalance issues, and more.