Effect of growth hormone and thyroxinon isometric contractile mechanics of cardiac muscle.
D000818:Animals; D001835:Body Weight / Q000187:drug effects; D013006:Growth Hormone / Q000494:pharmacology*; D006321:Heart / Q000187:drug effects*; D007016:Hypophysectomy; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects*; D009929:Organ Size; D010210:Papillary Muscles / Q000187:drug effects; D010902:Pituitary Gland / Q000502:physiology; D051381:Rats; D013974:Thyroxine / Q000494:pharmacology*
D013006:Growth Hormone; D013974:Thyroxine