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Genetic advances may make it possible to grow transplantable tissues in other species. That could solve immunity and availability issues, but raises ethical concerns.
Researchers are finally getting the tools to understand just how the microbial communities in and on our bodies affect health. But there are many mysteries left to solve — and many technological challenges.
The Nobel laureate and former NIH director talks about how far the field has come, where it should go and why some of the best discoveries in oncology still aren’t reaching patients who need them
An expert’s view on a common-sense diet: Don’t fuss over details, and put more plants on the plate
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