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Table 1 Viral titer (PFU/ml) for A/Puerto Rico/8/1934 (PR8/34) and A/New Caledonia/20/1999 (NC/99) H1N1 strains, and for A/Wisconsin/67/2005 (Wisc/05) H3N2 strain

From: The role of RNA folding free energy in the evolution of the polymerase genes of the influenza A virus

 

PR8/34 A/H1N1

NC/99 A/H1N1

Wisc/05 A/H3N2

 

48 h

96 h

48 h

96 h

48 h

72 h

37°C

2.5 × 108

4.2 × 109

1.0 × 105

1.1 × 109

1.0 × 105

>106

39°C

1.7 × 108

7.4 × 109

<100

<104

3.0 × 103

3.2 × 106

40°C

1.0 × 108

2.0 × 108

<100

<104

<100

<100

  1. The folding energies for segments 1-3, and 5 are: PR8/34, [-671.33, -633.85, -604.73, -473.22]; NC/99, [-658.78, -615.39, -611.74, -477.67]; Wisc/05, [-637.74, -617.08, -593.41, -455.20].
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Genome Biology

ISSN: 1474-760X

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