News for Healthier Living

40-Year Mystery Solved: Common Gut Virus Infects Bacteria, Not Human Cells

Researchers found that picobirnaviruses infect bacteria within the human gut microbiome. Only two other groups of RNA viruses are known to infect bacteria. The findings open new opportunities to study how these viruses impact human health. Thriving alongside trillions of bacteria in the human digestive tract is a vast population of viruses.

October 29, 2026


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