Anne Jaekel and Robert B. Sim MRC Immunochemistry Unit, Department of Biochemistry, University of Oxford, UK Department of Pharmacology, University of Oxford, UK Journal of Unsolved Questions, 2, 2, Articles 12-18, 2012 (Received Nov. 21st 2011, accepted Jan. 19th 2012, published online Feb. 18th, 2012) The lung surfactant collectin proteins SP-A and SP-D have been … Continue reading The human lung surfactant proteins A (SP-A) and D (SP-D) share similar binding mechanisms and common ligands on macrophages and dendritic cells