TY - RPRT TI - Decrease with senescence in the norepinephrine-induced phosphorylation of myofilament proteins in isolated rat cardiac myocytes. AU - M Sakai AU - R S Danziger AU - J M Staddon AU - E G Lakatta AU - R G Hansford PY - 1989 DO - 10.1016/0022-2828(89)90678-0 UR - https://pubmed.ncbi.nlm.nih.gov/2561160/ ID - 2561160 ER -