SEARCH Articles Figures Tables AMES Ames Salmonella typhimurium assay carcinogenic potential Ames Salmonella typhimurium assay mutagenic activity Ames Salmonella typhimurium assay mutations Ames assay Ames salmonella Salmonella Salmonella typhimurium The Ames Salmonella typhimurium Reversion Assay Typhimurium