ENOSF1 and bronchopulmonary dysplasia: The BPD group exhibited significantly higher concentrations of Glc-F (P = 0.000), Man-F(P = 0.000), Man-D(P = 0.000), GalN-D(P = 0.001), Glc-D(P = 0.000), Gal-D(P = 0.015), and Fuc-D (P = 0.000).