Volume 14, Number 3—March 2008
Dispatch
Sylvatic Dengue Virus Type 2 Activity in Humans, Nigeria, 1966
Scott C. Weaver*1, Robert B. Tesh*, and Nikos Vasilakis*
Table
History of dengue virus type 2 isolates collected from patients with febrile illness in Ibadan, Nigeria, 1964–1968*
| Isolate† | Patient age/sex | Source | Passage history‡ | Date of collection | GenBank accession no. |
|---|---|---|---|---|---|
| IBH319 | 3 mo/F | Blood | NA | 1964 Aug 11 | – |
| IBH10126 | 8 y/M | Blood | NA | 1966 Jun 1 | – |
| IBH11208§ | 3.5 y/F | Blood | SM5, C6/36 –1 | 1966 Aug 17 | EF105307 |
| IBH11234§ | 31 y/M | Blood | SM16, C6/36 –1 | 1966 Aug 18 | EU003591 |
| IBH11358 | 5 mo/F | Blood | NA | 1966 Aug 24 | – |
| IBH11444 | 6 y/F | Blood | NA | 1966 Aug 31 | – |
| IBH11449 | 1.5 y/F | Blood | NA | 1966 Aug 31 | – |
| IBH11664§ | 1.5 y/M | Blood | SM30, C6/36 –1 | 1966 Sep 12 | EF105388 |
| IBH11935A | 13 y/M | Blood | NA | 1966 Sep 23 | – |
| IBH12541 | 23 y/M | Serum | NA | 1966 Oct 17 | – |
| IBH13028A | 24 y/M | Serum | NA | 1966 Nov 17 | – |
| IBH24075 | 1.5 y/F | Blood | NA | 1968 Jan 12 | – |
| IBH26489A | 5 y/M | Blood | NA | 1968 Apr 24 | – |
| IBH26953 | 3 y/M | Blood | NA | 1968 May 15 | – |
*Available dengue virus isolates were obtained from the University of Texas Medical Branch World Reference Center for Emerging Viruses and Arboviruses.
†A complete inventory of dengue viruses isolated in Ibadan during 1964–1969 is described in the 1969 annual report of the University of Ibadan, Arbovirus Research Project, p. 152–7.
‡NA, not available; SM, suckling mouse; C6/36, Aedes albopictus cell line. –1 indicates that the virus isolates were passaged once in C6/36 cultures in our laboratory to obtain high-titer stocks.
§Virus isolates used in this study.
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