The Record

Probiotic bacteria evolve inside mice’s GI tracts

Probiotics – living bacteria taken to promote digestive health – evolve once inside the body and have the potential to become less effective and sometimes even harmful, according to a new School of Medicine study.

Home-based tools limit maternal weight gain

A new study from the Brown School finds that providing a home-based lifestyle intervention minimizes excess weight gain during pregnancy and for the year after giving birth in underserved African-American women with obesity.

How electricity-eating microbes fix carbon dioxide

A research team led by Arpita Bose in Arts & Sciences showed how an electricity-eating microbe takes up electrons from conductive substances like metal oxides or rust to reduce carbon dioxide. The work is described in Nature Communications.

WashU Expert: What if the ACA is eliminated?

The Trump administration said last week that the Affordable Care Act should be struck down by the courts. Doing so would have profound implications on health care and the economy, said Timothy McBride, an expert on health economics.