PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17905854-2 2007 The goal of the current study is to test the hypothesis that SP-A regulates IgG-mediated phagocytosis by neutrophils, which are major effector cells of the innate immune response that remove invading pathogens by phagocytosis and by extracellular killing mediated by reactive oxygen and nitrogen. reactive oxygen and nitrogen 267-295 surfactant protein A1 Homo sapiens 61-65