butyrate and propionate tagged posts

Gut Bacteria Byproduct Protects against Salmonella, study finds

Salmonella bacteria cause about 1.2 million illnesses a year, but a new Stanford study identified a molecule that offers natural protection against the pathogen. Kateryna Kon/Shutterstock

Salmonella bacteria cause about 1.2 million illnesses a year, but a new Stanford study identified a molecule that offers natural protection against the pathogen.
Kateryna Kon/Shutterstock

Researchers at the Stanford University School of Medicine have identified a molecule that serves as natural protection against one of the most common intestinal pathogens. Propionate, a byproduct of metabolism by a group of bacteria called the Bacteroides, inhibits the growth of Salmonella in the intestinal tract of mice, according to the researchers. The finding may help to explain why some people are better able to fight infection by Salmonella and other intestinal pathogens and lead to the development of better treatment strategies.

The researchers determined that propionate doesn’t trigger the immune r...

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