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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
1998-7-2
pubmed:abstractText
Host-cell reactivation (HCR) of UV-C-irradiated herpes simplex virus type 1 (HSV-1) has been determined in skin fibroblasts from the following hereditary cancer-prone syndromes: aniridia (AN), dysplastic nevus syndrome (DNS), Von Hippel-Lindau syndrome (VHL), Li-Fraumeni syndrome (LFS) and a family with high incidence of breast and ovarian cancer. Cells from AN, DNS or VHL patients were found to exhibit heterogeneity in HCR. Cells from individuals belonging to an LFS family show reduced HCR in all cases where the cells were derived from persons carrying one mutated p53 allele, whereas cells derived from members with two wild-type alleles show normal HCR. LFS cells with reduced HCR also reveal reduced genome overall repair, and a slower gene-specific repair of the active adenosine deaminase (ADA) gene, but little if any repair of the inactive 754 gene. In the breast/ovarian cancer family, reduced HCR is observed in skin fibroblasts derived from both afflicted and unaffected individuals. In addition, these cells display lower survival after exposure to UV-C and exhibit higher levels of SCEs than those in normal cells. These observations indicate that various hereditary cancer-prone syndromes, carrying mutations in different tumor-suppressor genes, exhibit an unexplained impairment of the capacity to repair UV-damaged DNA.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
Mar
pubmed:issn
0027-5107
pubmed:author
pubmed:issnType
Print
pubmed:volume
407
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
189-201
pubmed:dateRevised
2007-11-15
pubmed:meshHeading
pubmed-meshheading:9637247-Aniridia, pubmed-meshheading:9637247-Breast Neoplasms, pubmed-meshheading:9637247-Cell Survival, pubmed-meshheading:9637247-Cells, Cultured, pubmed-meshheading:9637247-DNA Repair, pubmed-meshheading:9637247-Dysplastic Nevus Syndrome, pubmed-meshheading:9637247-Eukaryotic Cells, pubmed-meshheading:9637247-Family Health, pubmed-meshheading:9637247-Female, pubmed-meshheading:9637247-Fibroblasts, pubmed-meshheading:9637247-Genes, p53, pubmed-meshheading:9637247-Herpesvirus 1, Human, pubmed-meshheading:9637247-Humans, pubmed-meshheading:9637247-Li-Fraumeni Syndrome, pubmed-meshheading:9637247-Mutation, pubmed-meshheading:9637247-Ovarian Neoplasms, pubmed-meshheading:9637247-Pedigree, pubmed-meshheading:9637247-Skin, pubmed-meshheading:9637247-Skin Diseases, pubmed-meshheading:9637247-Skin Neoplasms, pubmed-meshheading:9637247-Virus Replication, pubmed-meshheading:9637247-von Hippel-Lindau Disease
pubmed:year
1998
pubmed:articleTitle
Impaired DNA repair capacity in skin fibroblasts from various hereditary cancer-prone syndromes.
pubmed:affiliation
MGC-Department of Molecular Cell Biology, Laboratory for Molecular Carcinogenesis, Leiden University Medical Centre, Netherlands. abrahams@rullf2.medfac.leidenuniv.nl
pubmed:publicationType
Journal Article