Pulmonary Surfactant-Associated Protein B

**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.

**Tree numbers:** - D12.776.543.701 - D12.776.823.124

**Synonyms:** - Pulmonary Surfactant-Associated Protein SP-B - SP-B Protein - SP-B Pulmonary Surfactant-Associated Protein - Surfactant Protein SP-B