Stephens, D B The lack of effect of intrajugular or intraportal injections of glucose or amino-acids on food intake in pigs. [electronic resource] - Physiology & behavior Jun 1974 - 923-9 p. digital Publication Type: Journal Article ISSN: 0031-9384 Standard No.: 10.1016/0031-9384(74)90139-5 doi Subjects--Topical Terms: Amino Acids--bloodAnimalsAppetite RegulationBlood Glucose--analysisConditioning, OperantFeeding Behavior--drug effectsGlucose--pharmacologyInjections, IntravenousJugular Veins--physiologyLiver--physiologyPortal Vein--physiologyReceptors, DrugReinforcement ScheduleSwine--physiology