The evaluation of the toxicity of Aflatoxin B1 using yeast gene expressions. Yeast strain; BY4743 PTC1 mutant, was used for this study. SDS was used to raise the penetration of the yeast cell membrane
1MNC – micronucleated cells per 1000 cells; *p<0.05, compared to UCC patients less than 60 years of age; 2 Logistic regression analysis (considering smoking habit, age and gender as confounding factor