title: Collagen membranes prevent the apical migration of epithelium during periodontal wound healing.
mesh_terms: D000818:Animals; D003094:Collagen; D003238:Connective Tissue / Q000502:physiology; D004285:Dogs; D004846:Epithelial Attachment / Q000502:physiology*; D008566:Membranes; D010510:Periodontal Diseases / Q000503:physiopathology*; D010519:Periodontium / Q000502:physiology*; D014092:Tooth Root; D014945:Wound Healing
chemical_list: D003094:Collagen