1. Almond, J. W., and K. L. Burke. 1990. Poliovirus as a vector for the presentation of foreign antigens. Semin. Virol. 1:11–20.
2. Bredenbeek, P. J., I. Frolov, C. M. Rice, and S. Schlesinger. 1993. Sindbis virus expression vectors: Packaging of RNA replicons by using defective helper RNAs. J. Virol. 67:6439–6446.
3. Bredenbeek, P. J., and C. M. Rice. 1992. Animal RNA virus expression systems. Semin. Virol. 3:297–310.
4. Cheng, R. H., R. J. Kuhn, N. H. Olson, M. G. Rossmann, H. K. Choi, T. J. Smith, and T. S. Baker. 1995. Nucleocapsid and glycoprotein organization in an enveloped virus. Cell 80:621–630.
5. Davis, N. L., N. Powell, G. F. Greenwald, L. V. Willis, B. J. B. Johnson, J. F. Smith, and R. E. Johnston. 1991. Attenuating mutations in the E2 glycoprotein gene of Venezuelan equine encephalitis: Construction of single and multiple mutants in a full-length clone. Virology 183:20–31.