the effects of phenylephrine , isoproterenol , adenosine , [ - ] -n6-phenylisopropyladenosine ( pia ) , and carbachol on force of contraction were studied in electrically driven trabeculae isolated from the left ventricles of malignant hyperthermia susceptible ( mhs ) and healthy control pigs .
C0001443
adenosine
C0031484
phenylisopropyladenosine