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Key cell types constituting the vascular wall of small pulmonary arteries and contributing to pulmonary vascular remodeling. 3G5 = 3G5-reactive ganglioside antigen; α-SMA = α-smooth muscle actin; CD = clusters of differentiation; Dil-Ac-LDL = 3,3′-dioctadecyloxacarbocyanine-acetylated low-density lipoprotein; NG2 = nerve/glial antigen 2; RGS5 = regulator of G protein signaling 5; SM22 = smooth muscle protein 22-α; UEA-1 = Ulex europaeus agglutinin 1; vWF = von Willebrand factor.
