‘Unfriendly’ gut bacteria may impede immune therapy for melanoma

Source: Medical News Today, March 2022

• The microbes that live in the human gut, collectively known as the gut microbiota, exert a significant influence on the immune system.
• A new analysis adds to evidence of links between the composition of the gut microbiota and the outcome of immune therapy for melanoma.
• About a year after treatment began, harmful bacteria appeared to play a larger role than beneficial bacteria in determining whether the therapy succeeded.

The community of microorganisms, including bacteria, that live in the human gut — namely, the gut microbiota — not only affects digestion but also has a powerful influence on the nervous and immune systems.

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