Adenocarcinoma 6 Cell Division 6 Mice 6 Mice, Inbred BALB C 6 Murine adenocarcinoma 6 animal cell 6 article 6 controlled study 6 mouse 6 nonhuman 6 priority journal 6 Animalia 4 Animals 4 Antiviral Agents 4 Bystander Effect 4 Cell Line, Tumor 4 Drug Resistance 4 Ganciclovir 4 Gene Therapy 4 Herpes simplex virus 4 Lipofection 4 Mammary Neoplasms, Animal 4 Melanoma 4 Murinae 4 Proto-Oncogene Proteins c-bcl-2 4 Simplexvirus 4 Spheroids, Cellular 4 Suicide gene therapy 4 Thymidine Kinase 4 Transfection 4