title: Effect of age of rat on polyamine content of liver nuclei [proceedings].
mesh_terms: D000375:Aging; D000818:Animals; D002467:Cell Nucleus / Q000378:metabolism*; D008099:Liver / Q000378:metabolism* / Q000648:ultrastructure; D011073:Polyamines / Q000378:metabolism*; D051381:Rats; D013095:Spermidine / Q000378:metabolism; D013096:Spermine / Q000378:metabolism
chemical_list: D011073:Polyamines; D013096:Spermine; D013095:Spermidine