[Indoor thermal fogging of the mixture of flupyradifurone and transflutrin on Aedes aegypti mosquitoes susceptible and resistant to pyrethroids in southern Mexico]. / Nebulización térmica intradomiciliar de la mezcla de flupyradifurona y transflutrina en mosquitos Aedes aegypti susceptibles y resistentes a piretroides en el Sur de México.
Salud Publica Mex
; 62(4): 432-438, 2020.
Article
in Es
| MEDLINE
| ID: mdl-32250091
ABSTRACT
OBJECTIVE:
To evaluate the efficacy of thermal fogging of a mixture of flupyrafirudone (26.3 g/L) and transfluthrin (52.5 g/L) against dengue, Zika y chikungunya Aedes mosquito vectors. MATERIALS ANDMETHODS:
Groups of 15 caged Ae. aegypti (susceptible and pyrethroid resistant) mosquitoes were placed in living room, kitchen and bedroom inside houses, after which a dose of 2 and 4 mg/m3 of flupyradifurone and transfluthrine, respectively, was applied as thermal fog. After one hour of exposure mosquitoes were transferred to the laboratory and mortality was recorded after 24 h.RESULTS:
The mixture killed 97 to 100% of mosquitoes from the strains and the efficacy was similar independently of their place within the premises.CONCLUSIONS:
The mixture of flupyrafirudone and transfluthrin applied as thermal fog is a promising tool to control Aedes mosquito populations independently of the pyrethroid-insecticide resistance status.RESUMEN
OBJETIVO:
Evaluar la efectividad de la mezcla de flupyradifurona 26.3 g/L y transflutrina 52.5 g/L aplicada como niebla térmica a mosquitos Aedes vectores de virus dengue, Zika y chikungunya. MATERIAL YMÉTODOS:
Se colocaron grupos de 15 mosquitos de Ae. aegypti (susceptibles y resistentes a piretroides) dentro de jaulas, en sala, recámara y cocina. Posteriormente, se aplicó la mezcla de flupyradifurona y transflutrina dentro de las viviendas a una dosis de 2 y 4 mg/m3, respectivamente.RESULTADOS:
La mezcla de flupyradifurona y transflutrina causó mortalidades de 97 a 100% sobre las cepas de mosquitos Aedes y su efectividad fue la misma en los diferentes compartimentos de las viviendas.CONCLUSIONES:
La mezcla de flupyradifurona y transflutrina, aplicada en niebla térmica, es una herramienta prometedora para el control de poblaciones de mosquitos Aedes independientemente de su estado de resistencia a insecticidas.Key words
Full text:
1
Collection:
01-internacional
Database:
MEDLINE
Main subject:
Pyridines
/
4-Butyrolactone
/
Insecticide Resistance
/
Aedes
/
Cyclopropanes
/
Fluorobenzenes
/
Insecticides
Limits:
Animals
Country/Region as subject:
Mexico
Language:
Es
Journal:
Salud Publica Mex
Year:
2020
Type:
Article