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(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.
Original Article: Missing molecule hobbles cell movementNEXT ARTICLE
Within medicine, nutrition (the study of food and the effect of its components on the body) has many different roles. Appropriate nutrition can help prevent certain diseases, or treat others. In critically ill patients, artificial feeding by tubes need t...