| CF tests. Homologous titer = 64/64 (Institut Pasteur, Dakar) - DakArB 937 gives negative results with the following immune fluids: | |
|
| Group A; | Semliki Forest virus, chikungunya, o'nyong nyong, Sindbis, Middelburg, Ndumu. | Group B; | Ntaya, Wesselsbron, Usutu, DakArY 276, West Nile, Dakar bat, yellow fever, Zika, Spondweni, Bukalasa bat, DakArY 310, Entebbe bat, Montana Myotis leukoencephalitis, dengue 1, 2, 3, 4, TH Sman, TH-36. | Bunyamwera; | Bunyamwera, Germiston, Ilhesha, Shokwe. | Bwamba; | Bwamba, Pongola. | Simbu; | Simbu, Ingwavuma, Yaba 7. | California; | Group serum, Lumbo. | Phelbotomus fever; | Nafada. | Turlock; | Yaba 1, M'Poko. | Nyando; | Nyando, Eret 147 (DakArY 176). | Mossuril; | Mossuril. | Kemerovo; | Chenuda, Wad Medani. | Quaranfil; | Quaranfil. | Qalyub; | Bandia. | Uukuniemi; | Grand Arbaud, Ponteves. | Others; | Witwatersrand, Okola, Nkolbisson, Tataguine, Lebombo, Thogoto, Jos, Tanga, DakAnD 401, DakHd 763. |
| DakArB 937 gaves positive results with the following immune fluid: Olivantsvlei. | Cross-CF and neutralization tests with this virus gave the following results: | | CF Antigens | Viruses |
---|
Antisera | B 937 | OLI | Antisera | B 937 | OLI |
---|
|
| a Antibody titer/antigen titer; 0/0 = <8/<8 | b LNI in dex. | B 937 | 64/64 a | 0/0 | B 937 | 3.2 b | 0.6 | OLI | 8/32 | 128/32 | OLI | 0.2 | 4.2 |
| Yale Arbovirus Research Unit,New Haven [3] | Cross CF reaction gave the following results: | | ANTIGENS |
---|
Antisera | Koongol | Wongal | OLI | DakAr B 1569 | DakAr B 937 |
---|
|
| c Antibody titer/antigen titer; 0/0 = <4/<4 | Koongol | 8/16 c | 4/64 | 0/0 | 0/0 | 0/0 | Wongal | 0/0 | 4/16 | 0/0 | 0/0 | 0/0 | Olifantsvlei | 16/64 | 4/4 | 512/64 | 128/16 | 4/4 | DakArB 1569 | 16/16 | 0/0 | 128/64 | 256/64 | 0/0 | DakArB 937 | 8/16 | 4/16 | 0/0 | 0/0 | 64/4 |
| Results indicate that DakAR B 937 is apparently a new virus. | |
|