Related Experiment Video
Updated: Aug 10, 2026

Vector Competence Analyses on Aedes aegypti Mosquitoes using Zika Virus
Published on: May 31, 2020
Higher venereal infection and transmission rates with La Crosse virus in Aedes triseriatus engorged before mating
Abstract:
Infection of colonized female Aedes triseriatus by La Crosse (LAC) virus occurred more frequently when females were inseminated by infected males after the females engorged blood (49% of 39) than when mating took place before engorgement (4% of 554). Salivary transmission of LAC virus to mice also was more frequent in females venerally infected after engorgement on a normal mouse (35% of 34) than in females mated before engorgement (2% of 49). LAC virus was transovarially transmitted by 40% of 10 females mated by infected males, and in 64% of 279 progeny reared from eggs of second or later ovarian cycles.
Related Concept Videos
Sexually Transmitted Infections
Transmission of Pathogens
Arboviral Encephalitis
Genital Herpes
Amebiasis
Trichomoniasis

