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Genes & Cells

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breast cancer cells

BREAKING AWAY  Breast cancer cells (shown growing in a lab dish) move through the body in clusters. New research may shed light on how the clusters enter the bloodstream.

narwhals

FREEZE AND FLEE  Narwhals, mammals known as “unicorns of the sea” for their single tusk, have another oddity: Their hearts slow to near-arrest during frantic flights into the deep.

mouse muscle fibers

PUMP IT UP  A new type of CRISPR/Cas9-based gene therapy turned on muscle-building genes in mice that have muscular dystrophy. Muscle fibers (magenta) from mice that got the therapy (right) were bigger than fibers from untreated animals (left).

Genes & Cells

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