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Missing molecule hobbles cell movement

20:00 EDT 2 May 2019 | AAAS

(University of Connecticut) Cells are the body's workers, and they often need to move around to do their jobs. Frequently, a cell will move through a tissue -- say, the wall of a blood vessel -- the way a rock climber scales a cliff, using a protein called integrin to grab onto a spot and pull itself in that direction. But cells missing the CD13 protein on their cell walls can't recruit integrin, and get stuck in place.

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