Table 1. USUV isolates used in this study.
| USUV strain | Country of origin | Year of collection | Species of isolation | Passage number | Citation | Accession number |
|---|---|---|---|---|---|---|
| SAAR1776 | South Africa | 1959 | Culex neavei | p7SM1V1 | [10] | MN813492 |
| DakPM173701 | Senegal | 2003 | Culex neavei | pV2+1 | [22] | MN813488 |
| HU10279-09 | Spain | 2009 | Culex perixguus | pV2+1 | [38] | MN813489 |
| UG09615 | Uganda | 2010 | Culex sp. | pV3 | [40] | MN813491 |
| TMNetherlands | Netherlands | 2016 | Turdus merula | pV5 | [39] | MN813490 |
1 unknown complete passage history; SM indicates suckling mouse; V indicates Vero cells