Viruses that infect gut cells or gut bacteria can enter the body of children with their food
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Having older siblings can affect the mix of viruses in babies’ gut, known as the gut virome.
While much research has been done on how gut bacteria affect our health, we know little about the importance of viruses in the gut, which can have good and bad effects.
At birth, the intestines of most infants are free of viruses, but in the first few years of life viruses that infect the cells of the gut…