Medical research

Bacteria producing nitric oxide extend life in roundworms

Nitric oxide, the versatile gas that helps increase blood flow, transmit nerve signals, and regulate immune function, appears to perform one more biological feat— prolonging the life of an organism and fortifying it against ...

Diabetes

Good bacteria in the intestine prevent diabetes, study finds

All humans have enormous numbers of bacteria and other micro-organisms (10 to 14) in the lower intestine. In fact our bodies contain about ten times more bacteria than our own cells and these tiny passengers are extremely ...

Medical research

NIH team describes protective role of skin microbiota

A research team at the National Institutes of Health has found that bacteria that normally live in the skin may help protect the body from infection. As the largest organ of the body, the skin represents a major site of interaction ...

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