1. Andersen, H.: Sulphydryl “Nothing dehydrogenase” activity and lactic dehydrogenase-NADH2 cytochrome C reductase reactions in tissues of the human foetus. Acta histochem. (Jena) 21, 120–134 (1965).
2. - Histochemical investigations on the development of the joint and bone systems in the human fetuses during the first half of fetal life. (Unpublished paper 1967.)
3. Balogh jr., K.: Histochemical study of oxidative enzyme systems in teeth and peridental tissues. J. dent. Res. 42, 1457–1465 (1963).
4. Burstone, M. S.: Histochemical observations on enzymatic processes in bones and teeth. Ann. N. Y. Acad. Sci. 86, 431–443 (1960).
5. Farbman, A. I., E. J. Reith, and E. D. Goldsmith: Demonstration of dehydrogenases in tooth buds of newborn rats. J. dent. Res. 40, 682 (1961).