in addition , a variety of other human cytokines , including tumor necrosis factor ( `` '' cachectin '' '' ) , epidermal thymocyte-activating factor , eosinophil cytotoxicity-enhancing factor , interferon-alpha , beta , and gamma , platelet-derived growth factor , and transforming growth factor ( tgf ) beta , which are all released by activated macrophages , tgf-alpha , or mixtures of these polypeptides , also failed to activate proteolysis or pge2 production .
C0086418
human
C0021756
, epidermal thymocyte-activati