title: Lupus erythematosus and polymorphous light eruption. Differentiation by histochemical procedures.
mesh_terms: D001485:Basement Membrane; D001491:Basophils; D001706:Biopsy; D003094:Collagen / Q000378:metabolism; D003937:Diagnosis, Differential; D005347:Fibroblasts; D006651:Histocytochemistry; D006801:Humans; D006820:Hyaluronic Acid / Q000378:metabolism; D008179:Lupus Erythematosus, Discoid / Q000175:diagnosis / Q000473:pathology*; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis / Q000473:pathology*; D010787:Photosensitivity Disorders / Q000175:diagnosis / Q000473:pathology*
chemical_list: D006820:Hyaluronic Acid; D003094:Collagen