title: Preparation of lymphocyte-activating factor from continuous murine macrophage cell lines.
mesh_terms: D000818:Animals; D002460:Cell Line; D008222:Lymphokines / Q000096:biosynthesis*; D008264:Macrophages / Q000378:metabolism*; D051379:Mice; D013997:Time Factors
chemical_list: D008222:Lymphokines