title: Ultrastructural changes in rat liver cells after intramuscular implantation of a Walker tumor.
mesh_terms: D000818:Animals; D002279:Carcinoma 256, Walker / Q000473:pathology*; D002471:Cell Transformation, Neoplastic; D004721:Endoplasmic Reticulum; D005260:Female; D008099:Liver / Q000473:pathology*; D008854:Microscopy, Electron; D008930:Mitochondria, Liver; D051381:Rats; D011919:Rats, Inbred Strains; D013997:Time Factors