Using sequencing techniques, researchers associated 51 mutations in mitochondrial DNA with amyotrophic lateral sclerosis (ALS ...

Amyotrophic lateral sclerosis (ALS) is a neurodegenerative disorder that primarily affects the motor system, resulting in progressive muscle weakness and — ultimately — death. The disease ...

Muscle biopsy is a minor surgical procedure that involves making an incision in the skin to obtain a few small pieces of the underlying muscle for detailed histologic, histochemical, or biochemical ...

Using sequencing techniques, researchers associated 51 mutations in mitochondrial DNA with amyotrophic lateral sclerosis (ALS), an incurable degenerative neurological disorder that leads to muscle ...