title: Pathohistological changes of cardiac conduction tissue. (1) Aging changes in the human A-V node, His bundle and bundle branch.
mesh_terms: D000273:Adipose Tissue / Q000473:pathology; D000293:Adolescent; D000328:Adult; D000375:Aging; D001161:Arteriosclerosis / Q000473:pathology; D001283:Atrioventricular Node / Q000473:pathology*; D002036:Bundle of His / Q000473:pathology*; D005260:Female; D006329:Heart Conduction System / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009206:Myocardium / Q000473:pathology