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Gastroenterology news

High-fat diet activates cellular repair pathway that helps colon cancer spread

Most colon cancer deaths are caused by the spread of tumor cells beyond the colon, usually to the liver. In a new study, MIT biologists identified a cellular pathway necessary for colorectal cancer metastasis.

Food molecules transformed by gut bacteria and liver can still influence gene activity

The human liver and gut bacteria can alter molecules in food to influence signaling pathways that can activate or deactivate an array of genes, according to a new study led by researchers at Penn State.

Probiotics linked to fewer deaths in premature babies

Probiotic supplementation in very preterm babies was linked to a lower risk of both severe intestinal disease and death. This is shown by a new study from the Karolinska Institutet, published in JAMA Network Open. The findings ...

B cells may help predict risk of colitis from immunotherapy

Researchers at The University of Texas MD Anderson Cancer Center have identified a previously unknown role for B cells, adaptive immune cells, in triggering and sustaining colitis as a side effect of immune checkpoint inhibitors, ...

Why 'accidents' can happen during intense exercise

There are very few downsides to exercise. But a recent viral story highlighted one of the more embarrassing—and potentially dangerous—issues that can occur when your body reaches its limit during exercise.