HomeDiabetesFor people with certain gene variant, drinking milk may reduce risk of...

For people with certain gene variant, drinking milk may reduce risk of type 2 diabetes

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A abstract of key findings on the altered intestine microbiota species, circulating metabolites, and metabolic traits related to milk consumption in lactase non-persistent people (LNP: LCT GG group). Credit score: Nature Metabolism (2024). DOI: 10.1038/s42255-023-00961-1

A big group of medical researchers affiliated with a number of entities within the U.S. and China has discovered that the chance of growing sort 2 diabetes is diminished for individuals with a sure gene variant.

Of their undertaking, reported within the journal Nature Metabolism, the group performed a genome-wide affiliation examine (GWAS) searching for hyperlinks between milk consumption and decreased threat of sort 2 diabetes. Sheridan Littleton and Struan Grant, with Kids’s Hospital of Philadelphia, have printed a Information & Views piece in the identical journal challenge outlining this new effort.

Prior analysis right into a connection between ingesting cow’s milk and a diminished threat of growing sort 2 diabetes produced blended outcomes, with some efforts exhibiting an affiliation and others discovering little to no affiliation. On this new effort, the analysis group suspected that such totally different findings might have had one thing to do with the genetic profiles of the take a look at topics.

To find out if that could be the case, they performed a GWAS involving tissue samples collected from roughly 12,000 Hispanic adults collaborating within the Hispanic Neighborhood Well being Examine/Examine of Latinos. Their effort concerned trying to establish SNPs related to milk consumption.

As a part of their work, they used dietary consumption estimates developed by the Nationwide Most cancers Institute. They discovered an affiliation between people with a genetic variant that encodes for the enzyme lactase, which the physique makes use of to interrupt down the sugars in milk.

Most individuals produce lactase as youngsters, however many cease as they develop into maturity, main some to change into lactose illiberal, which is also called being lactase non-persistent (LNP). The distinction has been traced to an LCT gene variant. On this new examine, the researchers discovered that LNP people who additionally commonly devour milk have a 30% diminished threat of growing sort 2 diabetesβ€”no discount in threat was seen in individuals who commonly devour milk however do not need the gene variant.

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To strengthen their findings, the group repeated their effort with knowledge from the UK Biobank and located comparable outcomes. The researchers recommend that their findings clarify the numerous outcomes present in prior testing of an affiliation between milk ingesting and the chance of growing sort 2 diabetes.

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