title: Gap junction proliferation in retinoic acid-treated human basal cell carcinoma.
mesh_terms: D000287:Administration, Topical; D000368:Aged; D001706:Biopsy; D002280:Basal Cell Carcinoma / Q000188:drug therapy / Q000648:ultrastructure*; D002462:Cell Membrane / Q000187:drug effects / Q000648:ultrastructure; D003896:Desmosomes / Q000187:drug effects / Q000648:ultrastructure; D005614:Freeze Fracturing; D006801:Humans; D007365:Intercellular Junctions / Q000187:drug effects / Q000648:ultrastructure*; D008297:Male; D008854:Microscopy, Electron; D008875:Middle Aged; D014212:Tretinoin / Q000009:adverse effects / Q000494:pharmacology* / Q000627:therapeutic use
chemical_list: D014212:Tretinoin