title: The phylogeny of the ribonuclease-ribonuclease inhibitor system: its distribution in tissues and its response during leukaemogenesis and aging.
mesh_terms: D000375:Aging; D000818:Animals; D001001:Anura; D001921:Brain / Q000201:enzymology; D002417:Cattle; D002645:Chickens; D007938:Leukemia / Q000201:enzymology*; D008099:Liver / Q000201:enzymology; D008198:Lymph Nodes / Q000201:enzymology; D008322:Mammals; D051379:Mice; D008858:Microscopy, Phase-Contrast; D009206:Myocardium / Q000201:enzymology; D009893:Opossums; D010179:Pancreas / Q000201:enzymology; D051381:Rats; D012260:Ribonucleases / Q000037:antagonists & inhibitors / Q000378:metabolism*; D013154:Spleen / Q000201:enzymology; D013950:Thymus Gland / Q000201:enzymology
chemical_list: D012260:Ribonucleases