title: Repression of gene expression by cdll products in Paramecium.
mesh_terms: D000818:Animals; D000941:Antigens / Q000096:biosynthesis*; D001688:Biological Products / Q000494:pharmacology*; D003470:Culture Media; D004794:Enzyme Repression; D005246:Feedback; D010247:Paramecium / Q000187:drug effects* / Q000276:immunology
chemical_list: D000941:Antigens; D001688:Biological Products; D003470:Culture Media