title: Human secretory immunoglobulins. VI. Association of free secretory piece with serum IgA in vitro.
mesh_terms: D000818:Animals; D002850:Chromatography, Gel; D003956:Dialysis; D006801:Humans; D007106:Immune Sera; D005779:Immunodiffusion; D007070:Immunoglobulin A; D007074:Immunoglobulin G; D008623:Mercaptoethanol; D010084:Oxidation-Reduction; D011817:Rabbits; D012463:Saliva / Q000276:immunology*
chemical_list: D007106:Immune Sera; D007070:Immunoglobulin A; D007074:Immunoglobulin G; D008623:Mercaptoethanol