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Repeatability of RT-PCR among different session of tests. RT-PCR products from sampling 2 of cats A (lanes 2 and 3), B (lanes 5 and 6), C (lanes 8 and 9), and D (lanes 11 and 12). Lane 1: 100 bp standard marker. The results here reported correspond to batches 2 (A) and 6 (B) of Table 4.
