title: Chromatoid body and haploid gene activity: actinomycin D induced morphological alterations.
mesh_terms: D000818:Animals; D003609:Dactinomycin / Q000494:pharmacology*; D005796:Genes; D006238:Haploidy; D008297:Male; D009940:Organoids / Q000187:drug effects*; D012313:RNA / Q000096:biosynthesis; D051381:Rats; D013087:Spermatids / Q000648:ultrastructure; D013091:Spermatogenesis; D013094:Spermatozoa / Q000648:ultrastructure*
chemical_list: D003609:Dactinomycin; D012313:RNA