- Multiple point mutations in an endogenous retroviral gene confer high immunogenicity on a drug-treated murine tumor. Grohmann, U., Puccetti, P., Belladonna, M.L., Fallarino, F., Bianchi, R., Binaglia, L., Sagakuchi, K., Mage, M.G., Appella, E., Fioretti, M.C. J. Immunol. (1995)