Divergent Mutational Landscapes of Consensus and Minority Genotypes of West Nile Virus Demonstrate Host and Gene-Specific Evolutionary Pressures.

Again, nearly all comparisons were highly significant ( p < 0.0001) with the exception of mosquito interhost A-U mutation ( p > 0.05) and avian interhost U-A mutation ( p < 0.05), indicating that transition and transversion mutations are not uniformly distributed across the samples ( Table 2 ).

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