title: Increased specificity of immunofluorescent reactions.
mesh_terms: D000818:Animals; D000937:Antigen-Antibody Reactions; D005455:Fluorescent Antibody Technique; D007106:Immune Sera; D011817:Rabbits; D005719:gamma-Globulins
chemical_list: D007106:Immune Sera; D005719:gamma-Globulins