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Table 2 Concentrations and A26/A280 measurements for 10 samples initially and three years after the first experiment

From: Novel approach for deriving genome wide SNP analysis data from archived blood spots

Sample Up to one year after sampling 3-4 years after sampling
Concn. (ng/μl) after WGA A260:A280 after WGA Concn. (ng/μl) after WGA A260:A280
1 612 2.10 632 1.97
2 561 2.06 704 2.01
3 555 1.88 745 1.91
4 609 2.14 784 2.07
5 587 1.84 672 1.85
6 580 1.80 691 1.94
7 521 1.98 587 1.98
8 534 1.97 521 2.08
9 575 1.62 612 1.85
10 600 1.85 528 2.12
Mean 573.4 1.92 647.6 0.98
SD 30.71 0.16 87.7 0.09
Cv (%) 5.35 8.19 13.55 4.74