1. Capra, J.D. in The Generation of Antibody Diversity (ed. Cunningham, A.J.) 75 (Academic, New York, 1976).
2. However, Melvin Cohn suggests that it may be naive to conclude that here “everyone was a little bit right,” as thus everyone must have been a whole lot wrong—and it is from the latter that we learn. See Cohn, M. Annu. Rev. Immunol. 12, 41–42 (1994).
3. Pasteur, L. C. R. Acad. Sci. 90, 239–248 (1880).
4. Metchnikoff, E. Lectures on the Comparative Pathology of Inflammation (Keegan, Paul, Trench and Trübner, London, 1893). Reprinted by Dover (New York, 1968). See also Metchnikoff, E., Immunity in the Infectious Diseases (Macmillan, New York, 1905). Reprinted by Johnson Reprint (New York, 1968).
5. Ehrlich, P. Proc. R. Soc. Lond. 66, 424–448 (1900).