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. 2021 Sep 18;18(18):9845. doi: 10.3390/ijerph18189845

Table 1.

Virus titers of 15 flavivirus strains as determined in BHK-21, Vero, and FcγR-expressing BHK cell lines.

Log10 Virus Titer (PFU/mL)
Cell Lines BHK-21 Vero FcγR-Expressing BHK-21
Virus Strain Av a AvMc b Mc c Av AvMc Mc Av AvMc Mc
DENV-1 01-44-1 HuNIID 6.4 6.6 4.1 3.3 4.4 3.8 6.5 6.1 5.7
DENV-1 99St12A 4.4 5.5 2.5 4.5 4.7 4.8 4.9 6.1 4.6
DENV-2 DHF0663 5.4 5.1 4.4 5.4 5.6 5.0 5.9 5.8 5.2
DENV-2 TLC-30 5.0 4.8 4.5 5.0 4.7 5.0 4.5 4.8 4.0
DENV-2 08-77 4.9 4.3 5.2 5.6 5.4 5.6 6.1 5.8 5.2
DENV-2 00St22A 4.7 5.6 5.7 6.3 6.0 6.0 6.6 5.6 5.8
DENV-3 CH53469 5.8 6.7 5.4 4.6 4.3 4.1 5.9 6.9 5.8
DENV-4 SLMC318 5.7 5.6 4.9 5.4 4.1 4.4 6.1 6.0 4.3
DENV-4 TVP360 4.7 5.1 3.4 4.8 4.2 4.6 4.9 5.0 3.9
ZIKV MR766 6.2 6.8 6.9 8.2 7.6 7.1 6.9 7.4 6.1
ZIKV PRVABC59 5.5 5.9 5.0 7.1 6.8 6.7 5.1 6.1 4.4
ZIKV MRS_OPY_Martinique_PaRi_2015 5.8 6.1 5.6 7.1 6.9 6.8 5.9 6.2 4.9
ZIKV H/PF/2013 6.5 6.7 5.9 7.4 7.2 6.2 6.8 6.7 5.7
JEV OH0566 7.8 7.8 7.9 7.6 7.7 7.5 7.9 7.7 7.7
YFV 17D 6.6 6.5 5.2 5.8 6.3 6.5 6.9 6.6 4.9

a Av represents Avicel medium, b AvMc represents Avicel and methylcellulose mixed medium, c represents methylcellulose medium. Plaque size was determined by random selection of 10 plaques, and values are mean +/− s.d. of each plaque diameter.