Inhibition of tumorigenesis in mouse skin by leupeptin, a protease inhibitor from Actinomycetes.

Acetates Actinomycetales Animals Antineoplastic Agents/pharmacology Arginine Benz(a)Anthracenes Cell Fractionation Croton Oil/antagonists & inhibitors Dimethyl Sulfoxide/pharmacology Esterases/antagonists & inhibitors Female Leucine Methods Mice Mice, Inbred Strains Neoplasms, Experimental Peptides/pharmacology Propionates Protease Inhibitors Skin/drug effects,enzymology Skin Neoplasms/chemically induced Time Factors Tosyl Compounds

Acetates Antineoplastic Agents Benz(a)Anthracenes Peptides Propionates Protease Inhibitors Tosyl Compounds Croton Oil Arginine Esterases Leucine Dimethyl Sulfoxide