title: The ultrastructure of macrophage differentiation under the effect of yeast RNA in vitro.
mesh_terms: D000818:Animals; D001202:Ascitic Fluid / Q000166:cytology; D002454:Cell Differentiation / Q000187:drug effects; D002478:Cells, Cultured; D006168:Guinea Pigs; D008264:Macrophages / Q000166:cytology* / Q000187:drug effects; D008854:Microscopy, Electron; D012313:RNA / Q000494:pharmacology*; D012441:Saccharomyces cerevisiae
chemical_list: D012313:RNA