title: Ultrastructural investigation of horse radish peroxidase permeability of heart and skeleton muscle capillaries of different development stages in the rat.
mesh_terms: D000375:Aging; D000818:Animals; D002196:Capillaries / Q000648:ultrastructure; D002199:Capillary Permeability; D003326:Coronary Circulation; D005333:Fetus / Q000033:anatomy & histology / Q000502:physiology; D005865:Gestational Age; D006735:Horseradish Peroxidase; D009132:Muscles / Q000098:blood supply* / Q000648:ultrastructure; D009206:Myocardium / Q000648:ultrastructure; D051381:Rats
chemical_list: D006735:Horseradish Peroxidase