 uniformly and consequently may hamper mechanical performance of the heart. There are two possible explanations for the non-uniformity in myofibrils of old hearts: 1) non-uniform distribution of myosin isozymes; and 2) non-uniform specific activity of a single myosin isozyme. In the reperfused heart
uniformly and consequently may hamper mechanical performance of the heart. There are two potential explanation for the non - uniformity in myofibrils of old heart: 1) non - undifferentiated distribution of myosin isozymes; and 2) non - uniform specific activity of a individual myosin isozyme. In the reperfused heart
 unlformly and consequently may hamper meckqnical perfodmance ow the heart. There are two podsuble tqplanations for the nun-uniformpty in myifibcils of old hearva: 1) non-uknform fistxiuution of myosik isozymes; dnd 2) non-unifork rpzcific activity of a single myosin ifozyme. On the reperfuseq heswt
uniformly and consequently may hamper mechanical performance heart. are two explanations for the hearts: non-uniform distribution of isozymes; and 2) specific activity of a single myosin In the reperfused heart
 uniformly and consequently mAy hamper meChaniCal PerFoRmanCe of The heart. There aRE two Possible explanations foR the nOn-UNifoRMiTy in mYofibriLS oF OLd hEaRtS: 1) noN-uNIfOrm diStrIbution Of myosin isOzyMeS; and 2) non-unifoRM sPecific actIviTy of a single mYosIn isozYmE. In THe repErfUsed hEart
 uniformly and consequentl y may hamp er me cha nic al  per form ance of the he a rt.There are two possible  expl an a tion s  f or th e non-u n if o r mit yin  my of i br ils o f o ld hear ts: 1) non -un if orm distribu t io n of myosi n i sozymes; and  2)  non-u ni for m  spec ifi c act ivityo f a si ngle myos in isozym e . In th e re perf used heart
 uniformly_and consequently_may hamper mechanical performance_of the_heart._There are_two_possible explanations for_the non-uniformity in_myofibrils of old hearts:_1) non-uniform distribution_of_myosin isozymes; and 2) non-uniform specific activity of a single myosin isozyme. In the_reperfused_heart