- Measles virus transmembrane fusion protein synthesized de novo or presented in immunostimulating complexes is endogenously processed for HLA class I- and class II-restricted cytotoxic T cell recognition. van Binnendijk, R.S., van Baalen, C.A., Poelen, M.C., de Vries, P., Boes, J., Cerundolo, V., Osterhaus, A.D., UytdeHaag, F.G. J. Exp. Med. (1992)