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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1
pubmed:dateCreated
2008-6-18
pubmed:abstractText
The novel continuous cell line WT-Pe.1 was established in vitro from Wilms tumor with histological features of diffuse anaplasia. The cultures grew as poorly differentiated epithelial-like cells with pleomorphic polygonal shapes and formation of typical monolayers. WT-Pe.1 cells were immunoreactive for cytokeratin, vimentin, laminin, villin, CD10, and CD24 proteins. Conventional cytogenetic analysis by RHG-banding revealed a hypotriploid karyotype with numerous abnormalities including ring chromosomes, double-minutes, homogeneous staining regions, radial structures, dicentrics, and several marker chromosomes. Comparative genomic hybridization analysis revealed DNA copy numbers losses on chromosome segments 1p, 3p, 6q, 9q34.1 approximately q34.3, 11q24 approximately q25, 14q12 approximately qter, 16q, 18q, and 22q11 approximately q13; gain of genomic material was localized on chromosome arms 1q, 4p, 6q, and 7p and the entire chromosome 12. With DNA from the original tumor, copy number losses were detected on chromosomes 1p, 14q, 16q, 17q, and 22q and gains were observed on 1q, 4p, 8q, 12p, 12q, and chromosome 14p. Copy number amplifications of distinct loci were found on 1q21.1 and 4p15.3, as well as an elevated copy number of cyclin D2 (CCND2) and cyclin D associated kinase (CDK4) genes on chromosome 12 (confirmed by fluorescence in situ hybridization).
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
Jul
pubmed:issn
1873-4456
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
184
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
22-30
pubmed:meshHeading
pubmed:year
2008
pubmed:articleTitle
Molecular cytogenetic anomalies and phenotype alterations in a newly established cell line from Wilms tumor with diffuse anaplasia.
pubmed:affiliation
National Institute of Health and Medical Research (INSERM) U507, Necker Hospital, 161, Rue de Sèvres, 75015-Paris, France.
pubmed:publicationType
Journal Article