Article
Normal serum beta-galactosidase in juvenile GM1 gangliosidosis.
Pediatric neurology - 1 Jun 1994
Ishii N, Oshima A, Sakuraba H, Fukuyama Y, Suzuki Y
Abstract excerpt
GM1 gangliosidosis is a genetic disease with lysosomal beta-galactosidase deficiency caused by mutations of the gene coding for this enzyme. However, apparently normal enzyme activity was found in plasma or serum from juvenile GM1 gangliosidosis patients homozygous for a mutation, R201C (201Arg-->Cys), after clotting for 30 min. This extracellular fluid finding is unusual in patients with primary and genetic...
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