title: Gene switching and cellular differentiation.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D004912:Erythrocytes / Q000502:physiology; D005796:Genes; D005914:Globins / Q000235:genetics; D006454:Hemoglobins / Q000235:genetics; D006801:Humans; D012333:RNA, Messenger / Q000235:genetics; D014158:Transcription, Genetic
chemical_list: D006454:Hemoglobins; D012333:RNA, Messenger; D005914:Globins