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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
7
|
pubmed:dateCreated |
1990-12-31
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pubmed:abstractText |
In an 8 week trial period six black and white dairy cows were injected with Optiflex, a slow release formulation of recombinantly derived bovine somatotropin (BST). Three cows each were injected at two-weeks (BST-14) or four weeks (BST-28) intervals. The dosage was 640 mg BST per injection. Average milk yield increased by 18.3% and 13.8% in groups BST-14 and BST-28 respectively. Blood plasma levels of bSTH and IGF-I increased till day 10 post-injection; thereafter they declined, except IGF-I levels in group BST-14 which persisted continuously elevated with minor variations. No bSTH above detection level could be assayed in the milk of treated animals. The IGF-I level in milk was slightly elevated after BST-application but stayed within the normal range.
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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:month |
Aug
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pubmed:issn |
0514-7158
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
37
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
554-7
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:2123058-Animals,
pubmed-meshheading:2123058-Cattle,
pubmed-meshheading:2123058-Female,
pubmed-meshheading:2123058-Growth Hormone,
pubmed-meshheading:2123058-Insulin-Like Growth Factor I,
pubmed-meshheading:2123058-Lactation,
pubmed-meshheading:2123058-Milk,
pubmed-meshheading:2123058-Recombinant Proteins
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pubmed:year |
1990
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pubmed:articleTitle |
bSTH and IGF-I levels in blood and milk of black and white dairy cows before and after application of recombinantly derived bovine somatotropin.
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pubmed:affiliation |
Department of Animal Physiology, Karl-Marx-University, Leipzig, GDR.
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pubmed:publicationType |
Journal Article
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