1. Aiuti, F., and Wigzell, H., 1973, Function and distribution pattern of human T lymphocytes. I. Production of specific anti T lymphocyte sera as estimated by cytotoxicity and elimination of function of lymphocytes, Clin. Exp. Immunol. 13: 171–181.
2. Akira, D., and Takasugi, M., 1977, Loss of specific natural cell-mediated cytotoxicity with absorption of natural antibodies from serum, Int. J. Cancer 19: 747–755.
3. Alford, B. H., 1970, Metal cation requirements for phytohemagglutinin-induced transformation of human peripheral blood lymphocytes, J. Immunol. 104: 698–703.
4. Allan, D., and Crumpton, M. J., 1971, Fractionation of the phytohemagglutinin of Phaseolus vulgaris by polyacrylimide gel electrophoresis in sodium dodecyl sulfate, Biochem. Biophys. Res. Commun. 44: 1143–1148.
5. Allan, D., and Crumpton, M. J., 1973, Phytohemagglutinin-lymphocyte interaction: Characterization of binding sites on pig lymphocytes for 1251-labelled phytohemagglutinin, Exp. Cell Res. 78: 271–278.