Actions of Mn++ and Co++ on the tonus and drug-induced contractions of the isolated rat rectum, particularly in relation to Ca.
D000818:Animals; D002118:Calcium / Q000378:metabolism*; D003035:Cobalt / Q000494:pharmacology*; D066298:In Vitro Techniques; D008274:Magnesium / Q000494:pharmacology*; D009129:Muscle Tonus / Q000187:drug effects*; D009130:Muscle, Smooth / Q000502:physiology*; D051381:Rats; D012007:Rectum
D003035:Cobalt; D008274:Magnesium; D002118:Calcium