Experiment 1167107

Details

PropertyValue
Pharmacology
OrganismEmpty organism
CitationGOLDINGER,JM: LEE,SH: HONG,SK:. (1985). RENAL TRANSPORT OF GOSSYPOL IN THE RABBIT (42063).. 179()
Amount utilized
Compound isolated
DiseaseTHE TRANSPORT CHARACTERISTICS OF GOSSYPOL IN RENAL CORTICAL SLICES WAS STUDIED. DURING A 2 HR INCUBATION PERIOD UPTAKE INCREASED LINEARLY, AFTER WHICH IT LEVELED OFF TO AN AVERAGE SLICE TO MEDIUM CONCENTRATION (S/M) OF ABOUT 20. THE S/M LEVELED OFF TO ABOUT 9 IN THE PRESENCE OF METABOLIC INHIBITORS. INHIBITORS OF RENAL ANION TRANSPORT SUCH AS OUABAIN, PROBENECID, DIDS AND P-AMINOHIPPURATE INHIBITED GOSSYPOL UPTAKE. TETRAETHYLAMMONIUM, A PROTOTYPICAL ORGANIC CATION, DID NOT AFFECT UPTAKE. ACCORDING TO KINETIC STUDIES, THE APPARENT KM FOR GOSSYPOL TRANSPORT IS 0.28 MM. PORPENECID WAS FOUND TO INHIBIT GOSSYPOL TRANSPORT IN A COMPETITIVE MANNER. IT WAS CONCLUDED THAT GOSSYPOL IS TRANSPORTED BY THE RENAL TUBULES THROUGH THE CLASSIC ORGANIC ANION SYSTEM.
Dose amount1.0 MICROMOLS
Number1
Qualitative result.
AnimalRABBIT
Dose expressionCONC USED