| | | Chaco antigen did not react in CF testing with: Mucambo, EEE, Mayaro, Una, Aura, Pixuna, YF, Ilheus, Bussuquara, SLE, Oriboca, Murutucu, Apeu, Caraparu, Marituba, Itaqui, Nepuyo, Catu, Guama, Moju, Capim, Guajara, Bushbush, Mirim, Maguari, Kairi, Guaroa, Tucunduba, Taiassui, Sororoca, Melao, Oropouche, Icoaraci, Tacaiuma, Turlock, Cocal, Lukuni, Candiru, Piry, Pacui, Acara, Irituia, Jurona, Anhanga, Naples, Chagres, Germiston, Bunyamwera, Batai, Ilesha, California, trivittatus, Tahyna, Lumbo, Sathuperi, Akabane, Ingwavuma, Navarro, Manzanilla, EHD-NJ, Triniti, Ieri, Aruac, Tacaribe, Hart Park, Colorado tick fever, Anopheles A and B, Panama J55, B535, Cas Cas, Hughes, Tete, Nyamanini, Witwatersrand, Quaranfil, Sicilian, Bwamba, Wad Medani, Mossuril, Wongal, Mapputta, Bakau, Ketapang, Nodamura, Tsuruse, Ganjam, Lebombo, K-622, Chenuda, VSNJ, Simbu, Wanowrie, Palyam. | | Chaco serum (hyperimmune, 16) did not react in CF testing with: Jurona, Marco, Anhanga. | | Chaco serum did not inhibit hemagglutination of: EEE, Mucambo, Aura, Una, Mayaro, Pixuna, YF, Ilheus, Bussuquara, SLE, Oriboca, Murutucu, Caraparu, Guama, Maguari, Guaroa, Icoaraci, Tacaiuma, Turlock, Candiru, Anhanga. | | | | CF relationship demonstrated with Timbo as follows: |
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| Serum |
|---|
| Antigen | Timbo | Chaco |
|---|
|
| | * Serum over antigen | | Timbo | 64/64 * | 16/16 | | Chaco | 8/>64 | 64/> 64 | | Normal brain | 0/0 | 0/0 |
| | The recently registered Sena Madureira virus was shown to be related to Chaco and Timbo viruses by CF; thus the Timbo serogroup now consists of three members (see Sena Madureira registration card). | | |
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