Experiment 1029122

Details

PropertyValue
Pharmacology
Administration routeIP
OrganismEmpty organism
CitationCHELIBONOVA-LORER,K: TYUTYULKOVA,N: GORANCHEVA,Y: TUNEVA,S: GAVASOVA,E: ZHIVKOV,V:. (1982). EFFECT OF SILYMARIN (KARSIL) ON THE BIOSYNTHESIS OF PROTEIN AND MICROSOMAL GLYCOPROTEINS IN THE LIVER OF RATS WITH EXPERIMENTAL GALACTOSAMINE HEPATITIS.. 12()
Amount utilized
Compound isolated
DiseaseDAILY DOSING FOR FOUR DAYS WITH SILYMARIN-N-METHYLGLUCAMINE SALT. THERE WAS A DIMINISHED INHIBITORY EFFECT OF D-GALACTOSAMINE ON LIVER PROTEIN AND MICROSOMAL GLYCOPROTEIN BIOSYNTHESIS. THE SPECIFIC ACTIVITY OF UDP-N-ACEYYLHEXOSAMINE,LABELLED IN VIVO BY (14-C)-GLUCOSE, WAS HIGHER IN THE LIVER OF RATS TREATED WITH GALACTOSAMINE THAN IN RATS PRETREATED WITH THE TITLE COMPOUND HAVING D-GALACTOSAMINE HEPATITIS. IN ADDITION, LABELLING OF THE MICROSOMAL GLYCOPROTEINS WAS DECREASED BY D-GALACTOSAMINE, AND PARTIALLY RESTORED BY SILYMARIN. APPARENTLY,SILYMARIN ACTIVATES THE METABOLIC TRANSFORMATION OF UDP-HEXOSAMINE INTO THE ACETYLATED PRODUCT UDP-N-ACETYLHEXOSAMINE,WHICH IS A NORMAL CELL METABOLITE,THUS,THE SYNTHESIS OF DEFECTIVE GLYCOPROTEINS IS DIMINISHED.
Dose amount140.0 MG
Number1
Qualitative resultACTIVE
AnimalRAT
Per unitKG
Dose expressionDOSE