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Genes & Cells

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Mongolian horses

RIDE ON  Mongolian horses (shown) and other present-day horse breeds have less genetic diversity than domesticated horses did around 2,000 years ago.

dog breeds

With a new dataset, man digs into the genetic history of his best friend.

macrophages and heart cells

IT’S ELECTRIFYING  Macrophages (green) “plug in” to heart cells (light purple and pink), providing an electrical boost that helps the heart cells contract and pump blood, a study in mice finds.

Genes & Cells

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