Responses of the guinea pig's ileum to histamine, acetylcholine, antigen, and electrical stimulation as influenced by progressive decreases in the concentrations of calcium, magnesium or potassium separately or in pairs.
D000109:Acetylcholine; D002136:Calcium, Dietary; D004558:Electric Stimulation; D004560:Electricity; D006168:Guinea Pigs; D006632:Histamine; D007082:Ileum; D008274:Magnesium; D011188:Potassium
D002136:Calcium, Dietary; D006632:Histamine; D008274:Magnesium; D000109:Acetylcholine; D011188:Potassium
ACETYLCHOLINE; ELECTRICITY; HISTAMINE; ILEUM