Amyotrophic lateral sclerosis (ALS) is a devastating neurodegenerative disease characterized by selective loss of motor neurons in the cortex, brainstem, and spinal cord.

• 肌萎缩侧索硬化(amyotrophic lateral sclerosis, ALS)是一种以选择性运动皮质、脑干及脊髓运动神经元丢失为特征的致死性神经变性疾病。