Medical research

Study reveals surprising variability of muscle cells

Usually, each cell has exactly one nucleus. But the cells of our skeletal muscles are different: These long, fibrous cells have a comparatively large cytoplasm that contains hundreds of nuclei. But up to now, we have known ...

Medical research

Damaged muscles don't just die, they regenerate themselves

A research collaboration between Kumamoto University and Nagasaki University in Japan has found that components leaking from broken muscle fibers activate "satellite" muscle stem cells. While attempting to identify the proteins ...

Medical research

Gene therapy in mice builds muscle, reduces fat

Exercise and physical therapy often are recommended to help people who have arthritis. Both can strengthen muscle—a benefit that also can reduce joint pain. But building muscle mass and strength can take many months and ...

page 3 from 34