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Body & Brain

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mouse eating a cookie

CHOW TIME  When scientists used light to stimulate select nerve cells in a region of the brain called the zona incerta, mice began eating voraciously. The results suggest that the little-studied brain region may have a role in eating behavior.

antibody-coated chip

CHIP OF HOLES  When an antibody-coated chip with nano-sized holes (left) binds proteins in extracellular vesicles (droplets in image at right) shed from pancreatic tumors, a sensor detects a shift in the wavelength of light shining through the holes.

elderly person taking pills

Statins did not cause a meaningful reduction in heart attacks, coronary heart disease deaths or deaths from any cause in people age 65 and older, a new analysis finds.

Body & Brain

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