Table 1.
A leukocyte DNA sample containing 7-ethyl-Gua (~10 fmol/μmol Gua) was used to assess the precision of the method. Three aliquots of the leukocyte DNA were analyzed on three separate days and the coefficient of variation (% CV) of the measurement was calculated.
7-Ethyl-Gua (fmol/μmol Gua)
| ||||
---|---|---|---|---|
day 1 | day 2 | day 3 | interday | |
mean ± SD | mean ± SD | mean ± SD | average | % CV |
11.1 ± 0.45 | 10.5 ± 0.30 | 11.4 ± 0.24 | 11.0 ± 0.41 | 3.7 |