1. Abell, C. W., and Ch. Heidelberger: Interaction of carcinogenic hydrocarbons with tissues. VIII. Binding of tritium labeled hydrocarbons to the soluble proteins of mouse skin. Cancer Res. 22, 921–946 (1962).
2. Abercrombie, M.: The bases of the locomotory behaviour of fibroblasts. Exp. Cell Res., Suppl. 8, 188–189 (1961).
3. Abercrombie, M.: Behaviour of cells toward one another. In: Advances in biology of skin, vol. 5, p. 95–109. Oxford-London-Edinburgh-New York-Paris-Frankfurt: Pergamon Press 1964.
4. Abrams, G. D., H. Bauer, and H. Sprinz: Influence of the normal flora on mucosal morphology and cellular renewal in the ileum. Lab. Invest. 12, 355–364 (1963).
5. Adamstone, F. B., and A.B. Taylor: Structural variation in epithelial cells from the tip and sides of intestinal villi of the rat. Vth. int. Congr. Electron Microscopy Philadelphia 1962.