A system for the study of interlocus specificity for both forward and reverse mutation in at least eight gene loci in Aspergillus nidulans.
D001230:Aspergillus / Q000187:drug effects*; D009153:Mutagens / Q000037:antagonists & inhibitors; D009154:Mutation / Q000145:classification*; D010641:Phenotype; D010858:Pigmentation; D013455:Sulfur; D014970:Xanthines / Q000494:pharmacology*
D009153:Mutagens; D014970:Xanthines; D013455:Sulfur