Additive effect of histones and actinomycin D on the cellular RNA synthesis.
D000818:Animals; D001345:Autoradiography; D002247:Carbon Isotopes / Q000032:analysis; D002466:Cell Nucleolus / Q000378:metabolism; D002642:Chick Embryo / Q000378:metabolism; D003609:Dactinomycin / Q000494:pharmacology*; D005347:Fibroblasts / Q000378:metabolism; D006657:Histones / Q000494:pharmacology*; D066298:In Vitro Techniques; D007930:Leucine / Q000378:metabolism; D009705:Nucleosides / Q000378:metabolism; D012313:RNA / Q000096:biosynthesis*
D002247:Carbon Isotopes; D006657:Histones; D009705:Nucleosides; D003609:Dactinomycin; D012313:RNA; D007930:Leucine