|   |  |   |  |       Vertebrate (species and organ) and arthropod       |       No. isolations/No. tested       |       No. with antibody/No. tested Test used       |       Country and region       | 
|---|
 
  |  
  |  |        (Isolations were from the blood in most cases.)           |  |        Mosquitoes:  Culex vomerifer 13, Cx portesi 3, all other Culex 11, Belem; Cx portesi 19, all other Culex 9, Wyeomyia 1, Trinidad (13); Cx portesi 2, Limatus durhami 1, French Guiana (14).           |  |        Rodent HI 20-40%; marsupials much less.           |  |        |  | Man      |       9       |       152/1,362 HI       | Para and Amazonas,    Brazil     |  | Man      |       1       |   | Surinam (11)     |  | Man      |   |       4/63 NT       | Colombia (19)     |  | Man      |   |       64/100 NT       | Peru (20)     |  | Sentinel Cebus     |       31       |   | Para,    Brazil     |  | Sentinel mouse     |       670/16,315        |  |  |  | Sentinel mouse     |       4       |   | Almirante,    Panama(7)     |  | Sentinel mouse     |       29       |   | Bush Bush,    Trinidad(12)     |  | Sentinel Oryzomys     |       1       |  |  |  | Oryzomys capito     |       7       ** |   | Para,    Brazil     |  | Oryzomys laticeps     |       6       |   | Bush Bush,    Trinidad     |  | Proechimys guyannensis     |       16       |   | Para,    Brazil     |  | Nectomys squamipes     |       1       |  |  |  | Nectomys squamipes     |       1       |   | Bush Bush,    Trinidad     |  | Zygodontomys brevicauda     |       4       |  |  |  | Heteromys anomalus     |       1        |  |  |  | Artibeus spp. (bats)     |   |       4 NT       | Para,    Brazil     |  
  |  |   |   
             |