title: Tubular structures in affected and normal skin in chronic discoid and systemic lupus erythematosus: electron microscopic studies.
mesh_terms: D002738:Chloroquine / Q000627:therapeutic use; D004848:Epithelium / Q000473:pathology; D005347:Fibroblasts; D006644:Histiocytes; D006801:Humans; D007633:Keratins; D008179:Lupus Erythematosus, Discoid / Q000188:drug therapy / Q000382:microbiology / Q000473:pathology*; D008180:Lupus Erythematosus, Systemic / Q000188:drug therapy / Q000382:microbiology / Q000473:pathology*; D008214:Lymphocytes; D008264:Macrophages; D008854:Microscopy, Electron; D012867:Skin / Q000166:cytology / Q000473:pathology*; D013256:Steroids / Q000627:therapeutic use; D014780:Viruses / Q000302:isolation & purification
chemical_list: D013256:Steroids; D007633:Keratins; D002738:Chloroquine