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Table 1 Percent similarity of three submissions over time from the same herd

From: Porcine reproductive and respiratory syndrome virus genetic variability a management and diagnostic dilemma

Samples

RT-qPCR

Sanger sequencing ORF5 (% similarity)

Vaccine-like preferential RT-qPCR

Difference in ct value of preferential RT-qPCR and RT-qPCR

1

27.8

94.9

+ (ct 33.4)

5.6

2

26.7

97.3

−

N/A

3

22.7

97.7

+ (ct 26.9)

4.2