@article{fdi:010015985, title = {{P}yrethroid resistance in {C}ulex quinquefasciatus from {W}est {A}frica}, author = {{C}handre, {F}abrice and {D}arriet, {F}r{\'e}d{\'e}ric and {D}arder, {M}. and {C}uany, {A}. and {D}oannio, {J}.{M}.{C}. and {P}asteur, {N}. and {G}uillet, {P}ierre}, editor = {}, language = {{ENG}}, abstract = {{P}yrethroid resistance was investigated in thirty-three samples of #{C}ulex quinquefasciatus$ {S}ay from twenty-five cities in {C}{\^o}te d'{I}voire and {B}urkina {F}aso. {P}ermethrin resistance ratios at {LC}50 ranged from 9.5- to 82-fold in {C}{\^o}te d'{I}voire and from 17- to 49-fold in {B}urkina {F}aso. {F}or deltamethrin, resistance ratios were lower and ranged from nine to thirty-eight in both countries. {A} strain was selected with permethrin to investigate resistance mechanisms. {A}fter forty-two generations of selection, permethrin resistance level reached 3750-fold, but deltamethrin resistance involved in permethrin resistance. {S}ynergist assays and biochemical tests indicated that resistance was partly due to {P}450-dependent oxidases. {A} target site insensitivity (kdr) was also involved, associated with {DDT} cross resistance and a dramatic loss of permethrin knockdown effect on adults. {T}his resistance should be taken into consideration when planning the use of pyrethroid-impregnated materials in urban area, as #{C}ulex$ is by far the main source of nuisance. {A}ny failure in nuisance control due to resistance is likely to demotivate people in using impregnated materials. ({R}{\'e}sum{\'e} d'auteur)}, keywords = {{FILARIOSE} ; {VECTEUR} ; {INSECTICIDE} {CHIMIQUE} ; {RESISTANCE} ; {LARVE} ; {ADULTE} ; {MORTALITE} ; {PERMETHRINE} ; {DELTAMETHRINE} ; {COTE} {D}'{IVOIRE} ; {BURKINA} {FASO}}, booktitle = {}, journal = {{M}edical and {V}eterinary {E}ntomology}, volume = {12}, numero = {4}, pages = {359--366}, ISSN = {0269-283{X}}, year = {1998}, DOI = {10.1046/j.1365-2915.1998.00120.x}, URL = {https://www.documentation.ird.fr/hor/fdi:010015985}, }