Rapid Prenatal Diagnosis of GM1-gangliosidosis Using Microchemical Methods
Authors
Affiliations
Prenatal diagnoses were established in 3 pregnancies at risk for GM1-gangliosidosis at 9, 10, and 12 days after amniocentesis. Beta-galactosidase activities in cultured amniotic fluid cells were determined by microchemical assays in cell homogenates and in isolated groups of 10--30 freeze-dried cells. The latter method requires only a few hundred cells growing in one or more clones and will usually allow a diagnosis within 9--12 days after amniocentesis.
Fortuin J, Kleijer W Hum Genet. 1980; 53(2):155-9.
PMID: 6766899 DOI: 10.1007/BF00273487.
VAN GEMUND J, GIESBERTS M, Eerdmans R, Blom W, Kleijer W Hum Genet. 1983; 64(1):50-4.
PMID: 6409799 DOI: 10.1007/BF00289478.
van der Veer E, Kleijer W, de Josselin de Jong J, GALJAARD H Hum Genet. 1978; 40(3):285-92.
PMID: 631847 DOI: 10.1007/BF00272189.
Prenatal diagnosis of GM1-gangliosidosis: biochemical manifestations in fetal tissues.
Kudoh T, Kikuchi K, Nakamura F, Yokoyama S, Karube K, Tsugawa S Hum Genet. 1978; 44(3):287-93.
PMID: 103801 DOI: 10.1007/BF00394293.