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Lipid metabolism

Lipid deposits (green) in brain immune cells (red) from mice with Alzheimer’s-like disease all but disappear (right) after the mice are treated with an experimental drug. Researchers at Washington University School of Medicine in St. Louis have found that a form of cholesterol known as cholesteryl esters builds up in the brains of mice with Alzheimer’s-like disease, and that clearing out the cholesteryl esters helps prevent brain damage and behavioral changes.

Lowering a form of brain cholesterol cuts Alzheimer’s-like damage in mice

The findings open the door to further studies that could have important implications regarding dietary recommendations and the production of meat substitutes.

Study finds three genes strongly linked to vegetarianism

Lab mouse.

Methionine restriction reverses old-age obesity in mice

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