Definition: A pulmonary surfactant associated-protein that plays an essential role in alveolar stability by lowering the surface tension at the air-liquid interface. Inherited deficiency of pulmonary surfactant-associated protein B is one cause of RESPIRATORY DISTRESS SYNDROME, NEWBORN.
Other names Surfactant Protein SP B; SP B Pulmonary Surfactant Associated Protein; SP B Protein; Pulmonary Surfactant Associated Protein SP B; Pulmonary Surfactant Associated Protein B; Surfactant Protein SP-B; SP-B Pulmonary Surfactant-Associated Protein; SP-B Protein; Pulmonary Surfactant-Associated Protein SP-B