Fig. 1From: Insecticide resistance of Anopheles sinensis after elimination of malaria in Henan Province, ChinaHaplotype network of deltamethrin-resistant and deltamethrin-sensitive mosquitoes. Circles represent a haplotype, black dots represent the assumed intermediate haplotype and the horizontal line represents a mutation step. The size of the circle is proportional to the frequency of the haplotypeBack to article page