Effects of age and endocrines on the mast cell counts of the rat myocardium.
D000375:Aging; D000818:Animals; D002452:Cell Count; D006321:Heart / Q000502:physiology*; D006728:Hormones / Q000494:pharmacology*; D008407:Mast Cells; D009206:Myocardium / Q000502:physiology*; D051381:Rats
D006728:Hormones
AGING/effects; HORMONES/effects; MYOCARDIUM/physiology