| Literature DB >> 6573129 |
Abstract
Steroid sulfatase (STS) is an X-linked enzyme whose locus escapes X inactivation in human somatic cells. STS activity was determined in human fibroblasts varying in X-chromosome number from one to four. Greater STS activity was detected in 2X cell strains when compared to 1X cell strains; however, increased STS activity was not found in 3 and 4X strains as compared with the 2X strains. Greater STS activity was also observed in female hair follicles when compared with male hair follicles. These data provide evidence of a gene dosage effect at the STS locus in human tissues.Entities:
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Year: 1983 PMID: 6573129 PMCID: PMC1685532
Source DB: PubMed Journal: Am J Hum Genet ISSN: 0002-9297 Impact factor: 11.025