title: RNA polymerases during differentiation of avian erythrocytes.
mesh_terms: D000740:Anemia / Q000097:blood; D000818:Animals; D002454:Cell Differentiation; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004372:Ducks; D004912:Erythrocytes / Q000166:cytology / Q000201:enzymology*; D006454:Hemoglobins / Q000096:biosynthesis; D008297:Male; D012313:RNA / Q000096:biosynthesis; D012333:RNA, Messenger / Q000096:biosynthesis
chemical_list: D006454:Hemoglobins; D012333:RNA, Messenger; D012313:RNA; D012321:DNA-Directed RNA Polymerases