Monocyte chemoattractant protein-1 gene delivery enhances antitumor effects of herpes simplex virus thymidine kinase/ganciclovir system in a model of colon cancer. - Kagaya, T.; Nakamoto, Y.; Sakai, Y.; Tsuchiyama, T.; Yagita, H.; Mukaida, N.; Kaneko, S. (Cancer Gene Therapy, 2006)