Difference in the sensitivity to Ca ion among glycerinated skeletal, cardiac and smooth muscles.
Glycerinated smooth muscle was contracted almost maximally with 15 mM Mg and 5 mM ATP, while extracted skeletal and cardiac muscles needed Ca ion with 15 mM Mg and 5 mM ATP for producing contraction.
D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D004285:Dogs; D005990:Glycerol; D006321:Heart / Q000187:drug effects*; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D051381:Rats
D005990:Glycerol; D002118:Calcium