title: Enhanced nonspecific colony inhibition of mouse tumor cells in vitro by macrophages in the presence of a culture tumor factor.
mesh_terms: D000818:Animals; D002455:Cell Division; D002478:Cells, Cultured; D008074:Lipoproteins / Q000378:metabolism*; D008264:Macrophages; D008297:Male; D051379:Mice; D008811:Mice, Inbred DBA; D009369:Neoplasms / Q000276:immunology*
chemical_list: D008074:Lipoproteins