GDF2 and Pulmonary arterial hypertension associated with portal hypertension: Univariate logistic regression analysis for the association of BMP9, pBMP10 and sEng with PoPH in the single cohort of 27 controls and 8 PoPH patients indicated that BMP9 (P = 0.036) and BMP10 levels (P = 0.0075) were significantly associated with PoPH, whereas sEng levels were not associated.