Author Archives: Margarida Maia

Muscle Weakness Tied to Poor Mitochondria Function

Poorly working mitochondria — small energy-producing cell compartments — may drive muscle weakness or wasting in a new mouse model of porphyria, a study suggests. “In some cases, muscle atrophy [is] present in porphyria; however, the underlying mechanism is still unknown,” its authors wrote. These findings may therefore provide…