title: THE FINE STRUCTURE OF NUCLEI FIXED BY A DOUBLE FIXATION PROCEDURE.
mesh_terms: D000818:Animals; D002277:Carcinoma; D002286:Carcinoma, Ehrlich Tumor; D002467:Cell Nucleus; D006652:Histological Techniques; D009992:Osmium; D012106:Research
chemical_list: D009992:Osmium
keywords: CARCINOMA, EHRLICH TUMOR; CELL NUCLEUS; EXPERIMENTAL LAB STUDY; HISTOLOGICAL TECHNICS; OSMIUM