title: Immunofluorescence studies on kidney biopsies in ankylosing spondylitis.
mesh_terms: D000328:Adult; D001158:Arteries; D001706:Biopsy; D003165:Complement System Proteins / Q000032:analysis; D005340:Fibrinogen / Q000032:analysis; D005455:Fluorescent Antibody Technique; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis; D007668:Kidney / Q000473:pathology*; D008297:Male; D008856:Microscopy, Fluorescence; D008875:Middle Aged; D013167:Spondylitis, Ankylosing / Q000276:immunology / Q000473:pathology*
chemical_list: D007136:Immunoglobulins; D005340:Fibrinogen; D003165:Complement System Proteins