title: A new type of enzyme immunosensor using antigen-bound membrane and multivalent antibody (Fab'-alpha-amylase conjugate).
mesh_terms: D002846:Chromatography, Affinity; D006801:Humans; D007124:Immunoenzyme Techniques; D007140:Immunoglobulin Fab Fragments / Q000276:immunology*; D013806:Theophylline / Q000097:blood; D000516:alpha-Amylases / Q000276:immunology*
chemical_list: D007140:Immunoglobulin Fab Fragments; D013806:Theophylline; D000516:alpha-Amylases