#Microbiome5

21 Apr 2026

Newborn antibiotics change gut bacteria and lung immunity

Researchers at University of Rochester Medicine report that antibiotics given to newborns can alter gut bacteria and reprogram lung immune cells in mice and humans. These changes can last into young adulthood and may affect breathing.

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Photo by Jimmy Conover, Unsplash

21 Apr 2026

Drugs for Parkinson’s can change gut bacteria

A new study finds that drugs given to boost levodopa can alter the gut microbiome. This change can let certain bacteria break down levodopa in the gut, reducing the drug’s benefit for the brain.

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28 Feb 2026

Gut bacterium protects mice from deadly pneumonia after flu

A study in Science Immunology reports that segmented filamentous bacteria (SFB) in the gut protected mice from lethal bacterial pneumonia after influenza A infection by reprogramming lung immune cells.

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28 Dec 2025

Gut bacterium Turicibacter reduces weight gain in mice

Researchers found that a gut bacterium called Turicibacter improves metabolic health and reduces weight gain in mice fed a high-fat diet. The findings were published in Cell Metabolism.

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12 Mar 2025

Scientists find many new gut microbes in Africa

A large study of stool samples from around 1,800 women across four African countries found thousands of previously unknown gut microbes. The results may change how medicines and HIV care work for African populations.

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