| phylogenetic analysis of dengue-3 viruses prevalent in guatemala during 1996-1998. | dengue is an acute viral disease transmitted by the aedes aegypti mosquito which is present in most tropical urban areas of the world. there are four antigenically distinct serotypes, designated dengue-1 (den-1), dengue-2 (den-2), dengue-3 (den-3) and dengue-4 virus (den-4). in this study, we determined the serotypes of dengue viruses isolated in guatemala in 1995-1998, and found that den-3 viruses appeared in 1995 and became predominant in the following three years. we then sequenced cdnas from ... | 2001 | 11556713 |