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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
|
pubmed:dateCreated |
1999-2-25
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pubmed:abstractText |
When the level of estrogen receptor (ER)-beta mRNA in tumors, determined by reverse transcription-PCR, was assessed according to either ER status or PR status alone, determined by ligand binding assays, the level of ER-beta mRNA was significantly lower in PR+ tumors compared with PR- tumors (P = 0.036), and no association with ER status was found. Subgroup analysis showed that ER-beta mRNA expression in ER+/PR+ breast tumors was significantly less than in ER+/PR- (P = 0.009), ER-/PR+ (P = 0.029), and ER-/PR- (P = 0.023) groups. Interestingly, the ER-beta mRNA expression was specifically decreased by progestin in T47D breast cancer cells. The data suggest the possibility that expression of ER-beta in human breast tumors is a marker of endocrine therapy responsiveness.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Estrogen Receptor beta,
http://linkedlifedata.com/resource/pubmed/chemical/Progestins,
http://linkedlifedata.com/resource/pubmed/chemical/Protein Isoforms,
http://linkedlifedata.com/resource/pubmed/chemical/RNA, Messenger,
http://linkedlifedata.com/resource/pubmed/chemical/Receptors, Estrogen,
http://linkedlifedata.com/resource/pubmed/chemical/Receptors, Progesterone
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pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
0008-5472
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pubmed:author | |
pubmed:issnType |
Print
|
pubmed:day |
1
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pubmed:volume |
59
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
529-32
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:9973194-Biopsy,
pubmed-meshheading:9973194-Breast Neoplasms,
pubmed-meshheading:9973194-Estrogen Receptor beta,
pubmed-meshheading:9973194-Female,
pubmed-meshheading:9973194-Humans,
pubmed-meshheading:9973194-Progestins,
pubmed-meshheading:9973194-Protein Isoforms,
pubmed-meshheading:9973194-RNA, Messenger,
pubmed-meshheading:9973194-Receptors, Estrogen,
pubmed-meshheading:9973194-Receptors, Progesterone,
pubmed-meshheading:9973194-Tumor Cells, Cultured
|
pubmed:year |
1999
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pubmed:articleTitle |
Estrogen receptor-beta messenger RNA expression in human breast tumor biopsies: relationship to steroid receptor status and regulation by progestins.
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pubmed:affiliation |
Department of Biochemistry, Faculty of Medicine, University of Manitoba, Winnipeg, Canada.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, Non-U.S. Gov't
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