title: Detection by electron microscopy of R-type virus-like particles in chemically-induced hamster lingual carcinomas.
mesh_terms: D015127:9,10-Dimethyl-1,2-benzanthracene; D000818:Animals; D002294:Carcinoma, Squamous Cell / Q000139:chemically induced / Q000648:ultrastructure*; D006224:Cricetinae; D008297:Male; D008647:Mesocricetus; D008854:Microscopy, Electron; D009374:Neoplasms, Experimental / Q000139:chemically induced / Q000648:ultrastructure; D014062:Tongue Neoplasms / Q000139:chemically induced / Q000648:ultrastructure*; D014780:Viruses / Q000648:ultrastructure*
chemical_list: D015127:9,10-Dimethyl-1,2-benzanthracene