1. Bessis, M. C.: Ultrastructure of lymphoid plasma cells in relation to globulin and antibody formation. Lab. Invest.10, 1040?1067 (1961).
2. Fernando, N. V. P., and H. Z. Movat: II. Identification of antigen-antibody complexes with the electron microscope during the early phase of allergic inflammation. Amer. J. Path.43, 381?390 (1963).
3. Fitch, F. W., D. A. Rowley, and S. Coulthard: Ultrastructure of antibody-forming cells. Nature (Lond.)207, 994?995 (1965).
4. Flax, M. H., and J. B. Caulfield: Cellular and vascular components of allergic contact dermatitis. Amer. J. Path.43, 1031?1053 (1963).
5. Goldberg, B., F. S. Kantor, and B. Benacerraf: An electron microscopic study of delayed sensitivity to ferritin in guinea pigs. Brit. J. exp. Path.43, 621?626 (1962).