CNP and pulmonary arterial hypertension: As shown in Fig. 3a, b, CNP pretreatment (30 min, 100 nM) significantly attenuated PDGF-BB-induced proliferation (reiterating our published findings16) as well as 18F-FDG uptake of both control and PAH pericytes (PDGF-BB: 30 ng/ml, 24 h).