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Volume 14, Number 4—April 2008
Dispatch
Dengue Virus Type 4, Manaus, Brazil
Regina Maria Pinto de Figueiredo*1
, Felipe Gomes Naveca†1, Michele de Souza Bastos*1, Miriam do Nascimento Melo*, Suziane de Souza Viana‡, Maria Paula Gomes Mourão*, Cristóvão Alves Costa‡, and Izeni Pires Farias§
, Felipe Gomes Naveca†1, Michele de Souza Bastos*1, Miriam do Nascimento Melo*, Suziane de Souza Viana‡, Maria Paula Gomes Mourão*, Cristóvão Alves Costa‡, and Izeni Pires Farias§
Table
Results of different methods used to confirm dengue virus type 4 (DENV-4) infection, Manaus, Amazonas, Brazil*
| Isolate | IgM antibody capture ELISA | Virus culture† |
M-PCR |
S-PCR |
BLAST | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| D1 | D2 | D3 | D4 | D1 | D2 | D3 | D4 | D1 | D2 | D3 | D4 | |||||
| AM750 | – | – | – | + | + | – | – | + | + | – | – | + | + | DENV-3/ DENV-4‡ | ||
| AM1041 | + | – | – | – | + | – | – | – | + | – | – | – | + | NS | ||
| AM1619 | + | – | – | – | + | – | – | – | + | – | – | – | + | DENV-4 | ||
*IgM, immunoglobulin M; M-PCR, multiplex typing PCR described by Lanciotti et al. (10); S-PCR, single serotype-specific primer PCR; D, dengue serotype; BLAST, basic local alignment search tool; NS, not sequenced.
†Viral antigens detected by immunofluorescence with type-specific monoclonal antibodies.
‡Isolate AM750 is from a person with a co-infection; different clones were sequenced.
- Page created: July 14, 2010
- Page last updated: July 14, 2010
- Page last reviewed: July 14, 2010
- Centers for Disease Control and Prevention,
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National Center for Emerging and Zoonotic Infectious Diseases (NCEZID)
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