Volume 8, Number 3—March 2002
Research
Immunization with Heterologous Flaviviruses Protective Against Fatal West Nile Encephalitis
Robert B. Tesh
, Amelia P.A. Travassos da Rosa, Hilda Guzman, Tais P. Araujo, and Shu-Yuan Xiao
, Amelia P.A. Travassos da Rosa, Hilda Guzman, Tais P. Araujo, and Shu-Yuan Xiao
Table 3
Infection and mortality rates, following intraperitoneal inoculation of 104 TCID50 of West Nile virus (WNV), in nonimmune (control) hamsters, and in hamsters previously immunized with Japanese encephalitis (JE) SA14-2-8 vaccine, St. Louis encephalitis virus (SLEV) strain BeAr 23379, or yellow fever (YF) 17D vaccine
| Immune group | No. infected with WNV | No. infected (%)a | No. died (%) |
|---|---|---|---|
| Nonimmune | 30 | 30 (100) | 14 (47) |
| JEV SA14-2-8 | 30 | 30 (100) | 0 (0) |
| SLEV BeAr 23379 | 32 | 32 (100) | 0 (0) |
| YFV 17D | 30 | 30 (100) | 4 (13) |
a Total number of animals infected or dead after being infected with WNV.
Page created: July 15, 2010
Page updated: July 15, 2010
Page reviewed: July 15, 2010
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.