title: Does secretory component (SC) exist as free SC in human serum?
authors.affiliation: Laboratory for Immunohistochemistry and Immunopathology, University of Oslo, Norway.
authors.forename: D
authors.initials: D
authors.lastname: Kvale
authors.forename: P
authors.initials: P
authors.lastname: Brandtzaeg
mesh_terms: D001774:Blood Chemical Analysis; D004797:Enzyme-Linked Immunosorbent Assay; D006801:Humans; D007071:Immunoglobulin A, Secretory / Q000032:analysis; D007128:Immunoglobulin Fragments / Q000032:analysis*; D007075:Immunoglobulin M / Q000032:analysis; D012635:Secretory Component / Q000032:analysis*
chemical_list: D007071:Immunoglobulin A, Secretory; D007128:Immunoglobulin Fragments; D007075:Immunoglobulin M; D012635:Secretory Component; C033027:secretory IgM