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Table. 1.

Table. 1.

Short-term stability of the synthetic norovirus GI and GII RNAs over 28 days

Reference material Temperature Ct value (mean±SD)

Day 0 Day 3 Day 7 Day 14 Day 28
Norovirus GI 25°C 20.84 ± 0.40 20.47 ± 0.13 20.51 ± 0.12 22.19 ± 0.22 23.17 ± 0.21
4°C 20.84 ± 0.40 20.50 ± 0.09 20.37 ± 0.26 20.44 ± 0.13 20.49 ± 0.18
–20°C 20.84 ± 0.40 20.40 ± 1.13 20.34 ± 1.13 20.46 ± 1.13 20.49 ± 1.13
–70°C 20.84 ± 0.40 20.30 ± 0.19 20.36 ± 0.24 20.38 ± 0.23 20.33 ± 0.29
Norovirus GII 25°C 18.90 ± 0.30 18.43 ± 0.14 18.55 ± 0.21 20.28 ± 0.17 21.29 ± 0.24
4°C 18.90 ± 0.30 18.48 ± 0.21 18.51 ± 0.13 18.61 ± 0.15 18.52 ± 0.23
–20°C 18.90 ± 0.30 18.58 ± 0.17 18.51 ± 1.13 18.54 ± 1.13 18.52 ± 1.13
–70°C 18.90 ± 0.30 18.55 ± 0.15 18.52 ± 0.25 18.64 ± 0.19 18.62 ± 0.26

Abbreviation: Ct, cycle threshold.

Ann Lab Med 2023;43:38~44

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