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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1995-3-14
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pubmed:abstractText |
To investigate the relation between testicular transferrin and insulin-like growth factor-1 (IGF-1) secreted by Sertoli cells and the differentiation of germ cells in the rat, testosterone and/or purified FSH was administered to rats medically hypophysectomized by an LH-RH agonist. Spermatogenesis was quantitatively analyzed and concentrations of intratesticular transferrin and IGF-1 were measured by radioimmunoassays. The last step of spermatogenesis was quantitatively restored by combined administration of testosterone and purified FSH. Intratesticular IGF-1 concentrations were significantly increased by combined administration of testosterone and purified FSH. From these observations, it is surmised that IGF-1 may have a stimulatory effect on the last step of spermatogenesis.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0148-5016
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
33
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
169-77
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pubmed:dateRevised |
2011-11-17
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pubmed:meshHeading |
pubmed-meshheading:7857168-Animals,
pubmed-meshheading:7857168-Body Weight,
pubmed-meshheading:7857168-Follicle Stimulating Hormone,
pubmed-meshheading:7857168-Hypophysectomy,
pubmed-meshheading:7857168-Insulin-Like Growth Factor I,
pubmed-meshheading:7857168-Male,
pubmed-meshheading:7857168-Organ Size,
pubmed-meshheading:7857168-Rats,
pubmed-meshheading:7857168-Rats, Sprague-Dawley,
pubmed-meshheading:7857168-Spermatogenesis,
pubmed-meshheading:7857168-Spermatozoa,
pubmed-meshheading:7857168-Testis,
pubmed-meshheading:7857168-Testosterone,
pubmed-meshheading:7857168-Transferrin
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pubmed:articleTitle |
Restoration of testicular transferrin, insulin-like growth factor-1 (IGF-1), and spermatogenesis by exogenously administered purified FSH and testosterone in medically hypophysectomized rats.
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pubmed:affiliation |
Department of Urology, Sapporo Medical University School of Medicine, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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