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http://purl.uniprot.org/citations/11829138http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/11829138http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/11829138http://www.w3.org/2000/01/rdf-schema#comment"Pulmonary lymphangioleiomyomatosis (LAM) is a destructive lung disease characterized by a diffuse hamartomatous proliferation of smooth muscle cells (LAM cells) in the lungs. Pulmonary LAM can occur as an isolated form (sporadic LAM) or in association with tuberous sclerosis complex (TSC) (TSC-LAM), a genetic disorder with autosomal dominant inheritance with various expressivity resulting from mutations of either the TSC1 or TSC2 gene. We examined mutations of both TSC genes in 6 Japanese patients with TSC-LAM and 22 patients with sporadic LAM and identified six unique and novel mutations. TSC2 germline mutations were detected in 2 (33.3%) of 6 patients with TSC-LAM and TSC1 germline mutation in 1 (4.5%) of 22 sporadic LAM patients. In accordance with the tumor-suppressor model, loss of heterozygosity (LOH) was detected in LAM cells from 3 of 4 patients with TSC-LAM and from 4 of 8 patients with sporadic LAM. Furthermore, an identical LOH or two identical somatic mutations were demonstrated in LAM cells microdissected from several tissues, suggesting LAM cells can spread from one lesion to another. Our results from Japanese patients with LAM confirmed the current concept of pathogenesis of LAM: TSC-LAM has a germline mutation but sporadic LAM does not; sporadic LAM is a TSC2 disease with two somatic mutations; and a variety of TSC mutations causes LAM. However, our study indicates that a fraction of sporadic LAM can be a TSC1 disease; therefore, both TSC genes should be examined, even for patients with sporadic LAM."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.org/dc/terms/identifier"doi:10.1007/s10038-002-8651-8"xsd:string
http://purl.uniprot.org/citations/11829138http://purl.org/dc/terms/identifier"doi:10.1007/s10038-002-8651-8"xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Hino O."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Hino O."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Fujii H."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Fujii H."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Sato T."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Sato T."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Maruyama H."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Maruyama H."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Seyama K."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Seyama K."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Setoguchi Y."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Setoguchi Y."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Fukuchi Y."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Fukuchi Y."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Iwakami S."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/author"Iwakami S."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/date"2002"xsd:gYear
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/date"2002"xsd:gYear
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/name"J. Hum. Genet."xsd:string
http://purl.uniprot.org/citations/11829138http://purl.uniprot.org/core/name"J. Hum. Genet."xsd:string