1. Alexander, P. 1967, The role of DNA lesions in processes leading to aging in mice, Symp. Soc. Exp. Biol.
21:29–50.
2. Archer, O. K., and Pierce, J. C., 1961, Role of thymus in development of the immune response, Fed. Proc.
20:26.
3. Archer, O. K., Pierce, J. C., Papermaster, B. W. and Good, R. A., 1962, Reduced antibody response in thymectomized rabbits, Nature
195:191–192.
4. Barthold, D. R., Kysela, S., and Steinberg, A. D., 1974, Decline in suppressor T cell function with age in female NZB mice, J. Immunol.
112:9–16.
5. Bellamy, D., 1967, Hormonal effects in relation to aging in mammals, Symp. Soc. Exp. Biol.
21:427–450.