Figure 2From: Nitric oxide synthase polymorphisms, gene expression and lung function in chronic obstructive pulmonary disease The effect of rs1800779 on NOS3 protein levels in lung tissue. A) Representative western blots of NOS3 protein levels in lung tissue using 3 randomly selected subjects from each genotype. B) NOS3 protein levels normalized to β-tubulin in different rs1800779 genotypic groups.Back to article page