title: The aging of rat liver as revealed by electron microscopic morphometry--I. Basic parameters.
mesh_terms: D000375:Aging; D000818:Animals; D002467:Cell Nucleus / Q000502:physiology / Q000648:ultrastructure; D004721:Endoplasmic Reticulum / Q000502:physiology / Q000648:ultrastructure; D005260:Female; D008099:Liver / Q000033:anatomy & histology / Q000502:physiology* / Q000648:ultrastructure; D008854:Microscopy, Electron; D009929:Organ Size; D014176:Protein Biosynthesis; D051381:Rats