Article
Spinal muscular atrophy: state-of-the-art and therapeutic perspectives.
Amyotrophic lateral sclerosis and other motor neuron disorders : official publication of the World Federation of Neurology, Research Group on Motor Neuron Diseases - 1 Jun 2002
Wirth Brunhilde
Abstract excerpt
Proximal spinal muscular atrophy (SMA) is a common autosomal recessive disorder in humans caused by degeneration of alpha motor neurons in the anterior horns of the spinal cord. This affects voluntary movements, leading to muscle weakness and atrophy. SMA is caused by homozygous deletions/mutations in the survival motor neuron gene 1 (SMN1). The severity of the phenotype is modulated by the copy number of SMN2...
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