Influences of external magnesium, bicarbonate and phosphate on potassium-induced contracture of the guinea pig taenia coli.
D000818:Animals; D001639:Bicarbonates / Q000494:pharmacology*; D001692:Biological Transport; D002118:Calcium / Q000494:pharmacology; D003106:Colon / Q000187:drug effects; D004336:Drug Antagonism; D006168:Guinea Pigs; D008274:Magnesium / Q000494:pharmacology*; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D010710:Phosphates / Q000494:pharmacology*; D011188:Potassium / Q000494:pharmacology*
D001639:Bicarbonates; D010710:Phosphates; D008274:Magnesium; D011188:Potassium; D002118:Calcium