1. (r- 0.35) shown in Figure 3. GSTMI and DNA adduct studies in humans are
2. NA T2 genotypes were determined in the becoming more quantitative and therefore
3. study subjects. The genotypes alone or offer chances for quantitative risk esti
4. combined had no effect on HPRTmutant mation. Since epidemiological studies frequency (29). always show the risks of exposure decades Conclusions
5. back DNA adduct studies can be used