Experiment 947956

Compounds isolated

Details

PropertyValue
Pharmacology
OrganismEmpty organism
CitationRAUFMAN,JP: SINGH,L: ENG,J:. (1991). EXENDIN-3, A NOVEL PEPTIDE FROM HELODERMA HORRIDUM VENOM, INTERACTS WITH VASOACTIVE INTESTINAL PEPTIDE RECEPTORS AND A NEWLY DESCRIBED RECEPTOR ON DISPERSED ACINI FROM GUINEA PIG PANCREAS.. 266(5)
Amount utilized
Compound isolated
DiseasePANCREATIC ACINI, WHICH WERE DISPERSED AND SUSPENDED IN STANDARD INCUBATION MEDIUM, WERE ASSAYED. CYCLIC AMP LEVELS INCREASED 36 TIMES. LOW CONCENTRATIONS OF PEPTIDE(0.1-3 NM) CAUSED A 12-FOLD INCREASE IN CAMP LEVELS WITHOUT AMYLASE RELEASE. THIS EFFECT WAS INHIBITED BY A CARBOXY TERMINAL FRAGMENT OF THE PEPTIDE, A COMPETITIVE INHIBITOR OF A PUTATIVE EXTENDING-3 RECEPTOR.
Dose amount3.0 MICROMOLS
Number1
Qualitative resultACTIVE
AnimalGUINEA PIG
Dose expressionCONC USED