Transmission Potential of Zika Virus by Aedes aegypti (Diptera: Culicidae) and Ae. mediovittatus (Diptera: Culicidae) Populations From Puerto Rico
- Resource Type
- Authors
- Rebecca A. Zimler; Barry W. Alto; Donald A. Yee
- Source
- J Med Entomol
- Subject
- 030231 tropical medicine
education
Viremia
Aedes aegypti
Mosquito Vectors
Biology
Arbovirus
Zika virus
03 medical and health sciences
0302 clinical medicine
Species Specificity
Aedes
medicine
Animals
Humans
Aedes mediovittatus
0303 health sciences
General Veterinary
030306 microbiology
Transmission (medicine)
Zika Virus Infection
fungi
Puerto Rico
Transmission potential
virus diseases
Midgut
Zika Virus
Vector/Pathogen/Host Interaction, Transmission
biology.organism_classification
medicine.disease
Virology
Infectious Diseases
Insect Science
Parasitology
- Language
- ISSN
- 1938-2928
Recurrence of local transmission of Zika virus in Puerto Rico is a major public health risk to the United States, where mosquitoes Aedes aegypti (Linnaeus) and Aedes mediovittatus (Coquillett) are abundant. To determine the extent to which Ae. mediovittatus are capable of transmitting Zika virus and the influence of viremia, we evaluated infection and transmission in Ae. mediovittatus and Ae. aegypti from Puerto Rico using serial dilutions of infectious blood. Higher doses of infectious blood resulted in greater infection rates in both mosquitoes. Aedes aegypti females were up to twice as susceptible to infection than Ae. mediovittatus, indicating a more effective midgut infection barrier in the latter mosquito species. Aedes aegypti exhibited higher disseminated infection (40–95%) than Ae. mediovittatus (