Research Article
Persistence of Avian Influenza Viruses in Various Artificially Frozen Environmental Water Types
Table 2
Cumulative effect of experimental successive freezing-thawing cycles on AIV survival in lake water at −20°C (strain H7N1 A/northern pintail/Aomori/395/04).
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aFreezing conducted at −20°C for 75 minutes and thawing at +10°C for 10 minutes. *Initial titer upon seeding was 8.75 log10 TCID50/mL. |