SIRT1 slows ageing by keeping DNA stable

An important protein in our cells, SIRT1, helps keep our genetic material stable. This is shown by new research which reveals that SIRT1 [controls / regulates / suppresses] the activity of so-called LINE-1 elements

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Ageing affects gut bacteria composition

As people age, the composition of the gut microbiota—the collection of bacteria in our guts—changes. There is an increase in bacteria that can cause inflammation. At the same time, bacteria decrease

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