title: Drug sensor: liposome immunosensor for theophylline.
mesh_terms: D000918:Antibody Specificity; D006241:Haptens; D006735:Horseradish Peroxidase; D007118:Immunoassay / Q000379:methods*; D008081:Liposomes / Q000276:immunology*; D009243:NAD; D013806:Theophylline / Q000032:analysis* / Q000276:immunology
chemical_list: D006241:Haptens; D008081:Liposomes; D009243:NAD; D013806:Theophylline; D006735:Horseradish Peroxidase