1. Baumann, H.: über den Einfluß verschiedener Stäube auf einige Fermente. Beitr. Silikoseforsch.35, 1?52 (1955).
2. Burstone, M. S., u.J. E. Folk: Histochemical Demonstration of Aminopeptidase. J. Histochem. a. Cytochem.4, 217?226 (1956).
3. Burton, J. F., andA. G. E. Pearse: A critical study of the methods for histochemical localisation of ?-Glucuronidase. Brit. J. Exper. Path.33, 1, 87?97 (1952).
4. Dam, H., u.H. Granados: Histological changes in adipose tissue of rats receiving a Vitamin E-deficient diet containing highly unsaturated fatty acids. Acta path. scand. (KØbenh.)24, 86?95 (1947).
5. Dam, H., u.H. Granados: Peroxidation of body fat in Vitamin E-deficiency. Acta physiol. scand.10, 162?171 (1945).