Anti-SERPINB3/4 Polyclonal Antibody

May act as a papain-like cysteine protease inhibitor to modulate the host immune response against tumor cells. Also functions as an inhibitor of UV-induced apoptosis via suppression of the activity of c-Jun NH2-terminal kinase (JNK1)./May act as a protease inhibitor to modulate the host immune response against tumor cells.