Maciewicz, R A Immunodetection of cathepsins B and L present in and secreted from human pre-malignant and malignant colorectal tumour cell lines. [electronic resource] - International journal of cancer Mar 1989 - 478-86 p. digital Publication Type: Journal Article ISSN: 0020-7136 Standard No.: 10.1002/ijc.2910430323 doi Subjects--Topical Terms: Adenoma--enzymologyAnimalsBasement Membrane--metabolismCarcinoma--enzymologyCathepsin B--metabolismCathepsin LCathepsins--metabolismCattleCollagen--metabolismColorectal Neoplasms--enzymologyCysteine EndopeptidasesCytoplasm--enzymologyEndopeptidasesEnzyme Precursors--metabolismFluorescent Antibody TechniqueHumansHydrogen-Ion ConcentrationImmunologic TechniquesIn Vitro TechniquesLysosomes--enzymologyTumor Cells, Cultured