Secretory IgA in the serum.
D000328:Adult; D000478:Alkylation; D000937:Antigen-Antibody Reactions; D002446:Celiac Disease / Q000276:immunology; D003093:Colitis, Ulcerative / Q000276:immunology; D003126:Colostrum / Q000276:immunology; D003424:Crohn Disease / Q000276:immunology; D006801:Humans; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D008722:Methods; D005719:gamma-Globulins / Q000032:analysis*
D005719:gamma-Globulins