title: An attempt to detect a macrophage fibrogenic factor in vitro.
mesh_terms: D000818:Animals; D002417:Cattle; D002642:Chick Embryo; D003094:Collagen / Q000378:metabolism; D046508:Culture Techniques; D005347:Fibroblasts / Q000378:metabolism; D008264:Macrophages / Q000378:metabolism*; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D003094:Collagen