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http://purl.uniprot.org/citations/21508375http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/21508375http://www.w3.org/2000/01/rdf-schema#comment"

Background

Claudin-4, a component of the tight junction, plays an important role in tumorigenesis and metastasis of ovarian cancer, but its role in platinum resistance has not been elucidated.

Materials and methods

Claudin-4 expression in ovarian cancer cells was inhibited and the changes in cisplatin sensitivity were examined. Fluorescence-labeled cisplatin was used to examine whether inhibition of claudin-4 changed the cellular accumulation of cisplatin. Claudin-4 expression in ovarian cancer tissue resected from the patients surgically was evaluated immunohistochemically.

Results

Suppression of claudin-4 resulted in a significant increase of cisplatin sensitivity and cellular accumulation of fluorescence-labeled cisplatin. Claudin-4 expression was significantly greater in ovarian cancer tissue from chemoresistant patients compared to chemosensitive patients. The overall survival was significantly shorter for claudin-4-positive than claudin-4-negative cases.

Conclusion

These data suggest that claudin-4 contributes to platinum resistance in ovarian cancer and may be a potential target in the treatment of platinum-resistant tumors."xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/author"Yoshida H."xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/author"Honda K."xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/author"Yasui T."xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/author"Zhi X."xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/author"Sumi T."xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/author"Ishiko O."xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/date"2011"xsd:gYear
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/name"Anticancer Res"xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/pages"1271-1277"xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/title"Claudin-4: a potential therapeutic target in chemotherapy-resistant ovarian cancer."xsd:string
http://purl.uniprot.org/citations/21508375http://purl.uniprot.org/core/volume"31"xsd:string
http://purl.uniprot.org/citations/21508375http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/21508375
http://purl.uniprot.org/citations/21508375http://xmlns.com/foaf/0.1/primaryTopicOfhttps://pubmed.ncbi.nlm.nih.gov/21508375
http://purl.uniprot.org/uniprot/#_B3KW38-mappedCitation-21508375http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/21508375
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http://purl.uniprot.org/uniprot/O14493http://purl.uniprot.org/core/mappedCitationhttp://purl.uniprot.org/citations/21508375
http://purl.uniprot.org/uniprot/Q75L80http://purl.uniprot.org/core/mappedCitationhttp://purl.uniprot.org/citations/21508375
http://purl.uniprot.org/uniprot/B3KX18http://purl.uniprot.org/core/mappedCitationhttp://purl.uniprot.org/citations/21508375