Sample Intra-assay Inter-assay   Mean S. D. C. V. (%) Mean S. D. C. V. (%) 1 12.56 0.26 3.59 11.90 0.24 3.56 2 18.11 0.20 1.96 17.06 0.32 3.20 3 22.53 0.41 3.16 21.79 0.55 4.37 4 29.71 0.47 2.73 29.50 0.49 2.90

Table 1: Intra- and inter-assay coefficients of variation for the real-time RT-PCR.