| | | CF test. Homologous titer = 64/16. BA 490 gave negative results with the following sera from mice: | | |
|
| | Group A; | chikungunya, o'nyong-nyong, Semliki Forest, Sindbis, Middelburg, Ndumu. | | Group B; | Ntaya, Wesselsbron, Usutu, West Nile, Dakar bat, Zika, Spondweni, Bukalasa bat, Entebbe bat. | | Bunyamwera group; | Germiston, Ilesha, Olifantsvlei, Shokwe. | | Bwamba group; | Bwamba, Pongola. | Simbu group; | Simbu, Ingwavuma. | | California group; | Lumbo. | Nyando group; | Nyando. | | Mossuril group; | Mossuril. | Kemerovo group; | Chenuda, Wad Medani. | | Quaranfil group; | Quaranfil. | Qalyub group; | Bandia. | | Miscellany; | Nyamanini, Thogoto, Lebombo, Tanga, Witwatersrand, Tataguine, Lagos bat. |
| | BA 490 gave positive results with sera for Uganda S and yellow fever viruses. | | | | | Bouboui Antigen/Virus | Bouboui Ascitic Fluid |
|---|
| Antibody or Antigens/ | CF | NT | CF | NT |
|---|
| Viruses | Ht/Ho | Ratio | Ht/Ho | Ht/Ho | Ratio | Ht/Ho |
|---|
|
| | NT: LNI in dex | | | | | | | | | Uganda S | 16/64 | 1/4 | 3.3/4.4 | 32/256 | 1/8 | 2.0/4.1 | | Yellow fever | 16/256 | 1/16 | 2.2/>5.0 | 8/256 | 1/32 | <1.7/3.9 |
| | Results indicate that BA 490 is an hitherto undescribed virus strain related to Uganda S. | | |
|