Chang, M M Isolation of a sialogogic peptide from bovine hypothalamic tissue and its characterization as substance P. [electronic resource] - The Journal of biological chemistry Sep 1970 - 4784-90 p. digital Publication Type: Journal Article ISSN: 0021-9258 Subjects--Topical Terms: Amino Acids--analysisAnimalsArginineChromatography, GelChromatography, Ion ExchangeDuodenum--drug effectsElectrophoresisGuinea PigsHydrogen-Ion ConcentrationHypothalamusIleum--drug effectsMuscle Contraction--drug effectsMuscle, Smooth--physiologyPeptides--isolation & purificationRatsSalivation--drug effectsSubstance P--analysisVasoconstrictor Agents--pharmacology