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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
42
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pubmed:dateCreated |
1980-4-25
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pubmed:abstractText |
The histological evaluation of testicular biopsy in the investigation of infertility was supplemented by cytogenetic analysis of spermatogenesis in 72 patients from 1976--1978. The results show meiosis analysis to be a practical aid in the assessment of male infertility. It enables the point of interruption in the meiotic process to be accurately identified. A review of relative populations of meiotic and of interphase nuclei (the meiotic index) permits evaluation of a quantitative disturbance of spermatogenesis, a finding that is of particular value when establishing a patient's prognosis. Moreover, meiotic analysis makes it possible to recognize cytogenetic anomalies which could be responsible for the infertility state and which were chiefly seen in patients whose so-called primary infertility was hitherto classified as being of unknown origin. In two patients we thus identified a small additional chromosome in a fraction of the germinal cells, and also an abnormal pairing of all chromosomes, or the sex chromosomes alone, during the first meiotic division.
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pubmed:language |
ger
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0036-7672
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
3
|
pubmed:volume |
109
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
|
pubmed:pagination |
1600-6
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:43591-Biopsy,
pubmed-meshheading:43591-Cryptorchidism,
pubmed-meshheading:43591-Humans,
pubmed-meshheading:43591-Infertility, Male,
pubmed-meshheading:43591-Male,
pubmed-meshheading:43591-Meiosis,
pubmed-meshheading:43591-Sertoli Cells,
pubmed-meshheading:43591-Spermatocytes,
pubmed-meshheading:43591-Spermatogenesis,
pubmed-meshheading:43591-Testis,
pubmed-meshheading:43591-Varicocele
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pubmed:year |
1979
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pubmed:articleTitle |
[Value of the meiosis test in male infertility].
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pubmed:publicationType |
Journal Article,
English Abstract
|