title: Basic requirements for in vitro metabolic activation systems in mutagenesis testing.
mesh_terms: D001711:Biotransformation; D002273:Carcinogens / Q000378:metabolism*; D003600:Cytosol / Q000378:metabolism; D008861:Microsomes / Q000378:metabolism; D009152:Mutagenicity Tests / Q000379:methods*; D013997:Time Factors
chemical_list: D002273:Carcinogens