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Table 3 Results of kdr polymorphism in An. gambiae (s.l.) caught using pyrethrum spray in Nouakchott (Saharan zone) in 2009 and 2010 and in Hodh Elgharbi region (Sahelian zone) in 2010

From: Circumsporozoite protein rates, blood-feeding pattern and frequency of knockdown resistance mutations in Anopheles spp. in two ecological zones of Mauritania

Study site No. of mosquitoes tested No. (%) of Wild-type No. (%) of Kdr-w No. (%) of Kdr-e
L1014 L1014F L1014S
Nouakchott     
Teyarett 56 27 (48.2) 0 29 (51.8)
Dar Naim 89 48 (53.9) 0 41 (46.1)
Sebkha 0 0 0 0
Total 145 75 (51.7) 0 70 (48.3)
Hodh Elgharbi     
Kobeni 13 11 (84.6) 1 (7.7) 1 (7.7)
Tintane 27 21 (77.8) 3 (11.1) 3 (11.1)
Total 40 32 (80.0) 4 (10.0) 4 (10.0)