tissue plasminogen activator was observed in melanoma tissues and cell lines while the various inhibitors of fibrinolysis , including alpha 2-anti-plasmin , alpha 2-macroglobulin , alpha 1-antitrypsin , and antithrombin iii were found intracellularly only in the melanoma tumor cells , but not in melanoma cell lines .
C0025202
tumor cells
C1513095
melanoma cell