Gene/Protein Disease Symptom Drug Enzyme Compound
Pivot Concepts:   Target Concepts:
Query: EC:2.7.7.8 (polynucleotide phosphorylase)
723 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

Hypophysectomy in rats is accompanied by a significant rise in PNPase activity in ribosomal fractions of the liver. Injection of growth hormone into operated animals produces inhibition of PNPase activity. The linear dependence "dose-response" was recorded with the use of a dosage range of 5 to 100 micrograms/animal. The action of growth hormone was most pronounced 18 hours following its single injection.
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PMID:[Importance of the growth hormone in regulating polynucleotide phosphorylase activity in the rat liver]. 737 Apr 13

Growth hormone (1 microgram/ml) inoculated into the primary culture of rat hepatocytes and incubated for 3 hours at 37 degrees C decreases 2-fold the activity of polynucleotide phosphorylase (PNPase). In the culture of hepatocytes from hypophysectomized rats, the basal activity of PNPase is significantly higher as compared with that in the culture of hepatocytes from intact animals. The most pronounced inhibitory effect of growth hormone on PNPase was seen in the culture of hepatocytes from hypophysectomized animals.
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PMID:[Effect of growth hormone on polynucleotide phosphorylase activity in a primary monolayer culture of rat hepatocytes]. 747 Jun 4