Research Article

Circulation of Dengue Virus Serotypes in the City of Makkah, Saudi Arabia, as Determined by Reverse Transcription Polymerase Chain Reaction

Figure 1

Identification of dengue virus serotypes by the specific primers. Four sets of specific primers were (a) D1 and TS1 for DENV-1, (b) D1 and TS2 for DENV-2, (c) D1 and TS3 for DENV-3, and (d) D1 and DEN4 for DENV-4.
(a)
(b)
(c)
(d)