1. Ackerman, S. B., and Seed, J. R., 1976a, Effect of Trypanosoma brucei gambiense infection in Microtus montanus on susceptibility to Ehrlich’s tumours, Infect. Immun. 13:388–391.
2. Ackerman, S. B., and Seed, J. R., 1976b, The effect of tryptophol on immune response and its implications toward trypanosome-induced immunosuppression, Experientia 32:645–647.
3. Ackerman, S. B., and Seed, J. R., 1976c, Immuno-depression during Trypanosoma brucei gambiense infections in the field vole, Microtus montanus, Clin. Exp. Immunol. 25:152–158.
4. Afchain, D., Le Ray, D., Van Miervenne, N., Fruit, J., and Capron, A., 1975, Analyse immunoeléctrophorétique comparative des formes de culture et des formes sanguicoles de Trypanosoma (Trypanozoon) brucei gambiense. Caractérisation d’antigènes spécifiques de stade et de type antigénique, Ann. Immunol. 126C:45–50.
5. Agabian, N., Thompson, L., Milhausen, M., and Stuart, K., 1980, Structural analysis of variant and invariant genes, Am. J. Trop. Med. Hyg. 29:1043–1052.