title: [Expression of HBsAg in mammalian cells by cotransformation].
mesh_terms: D000818:Animals; D002460:Cell Line; D002472:Cell Transformation, Viral; D002999:Clone Cells; D004279:DNA, Viral / Q000032:analysis; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D051379:Mice; D013937:Thymidine Kinase / Q000235:genetics
chemical_list: D004279:DNA, Viral; D006514:Hepatitis B Surface Antigens; D013937:Thymidine Kinase