title: Chlamydial antigens stabilized with formalin for use in the micro-immunofluorescence test.
abstract: Formalinized antigen suspensions prepared by differential centrifugation from crude infected yolk sacs and stored at 4 degrees C were satisfactory antigens during at least 36 weeks when used in chlamydial micro-immunofluorescence procedures.
mesh_terms: D000907:Antibodies, Bacterial / Q000276:immunology; D000918:Antibody Specificity; D000942:Antigens, Bacterial / Q000276:immunology*; D002690:Chlamydia Infections / Q000276:immunology; D002692:Chlamydia trachomatis / Q000276:immunology*; D002691:Chlamydophila psittaci / Q000276:immunology*; D005455:Fluorescent Antibody Technique; D005557:Formaldehyde; D005615:Freezing; D006801:Humans
chemical_list: D000907:Antibodies, Bacterial; D000942:Antigens, Bacterial; D005557:Formaldehyde