1. Barrett AJ (1977) Introduction to the history and classification of tissue proteinases. In: Barrett AJ (ed) Proteinases in mammalian cells and tissues. North-Holland, Amsterdam New York Oxford, pp 1–55
2. Blenk R, Gossrau R (in press 1980) Biochemische und quantitativ-histochemische Untersuchungen von Proteasen in der Glandula submandibularis. Acta Histochem Suppl
3. Caspary WF (1973) Interaction of dipeptide absorption and transport of free amino acids. In: Rommel K, Goebbel H (eds) Biochemical and clinical aspects of peptide and amino acid absorption. F.K. Schattauer, Stuttgart/New York, pp 29–40
4. Denker H-W, Stangl R (1976) Versuche zur Lokalisierung und Abgrenzung verschiedener Aminosäure-Arylamidasen in Uterus und Blastozyste des Kaninchens. Acta Histochem Suppl 16:249–257
5. Douglas WW (1975) Polypeptides-angiotensin, plasma kinins, and other vasoactive agents; prostaglandins. In: Goodman LS, Gilman A, Gilman AG, Koelle GB (eds) The pharmacological basis of therapeutics. McMillan Publ. Co. New York, pp 630–652