title: Actinic elastosis and pseudoxanthoma elasticum.
mesh_terms: D000293:Adolescent; D000368:Aged; D004547:Elastic Tissue / Q000187:drug effects*; D005148:Facial Dermatoses / Q000473:pathology*; D005260:Female; D006651:Histocytochemistry; D006801:Humans; D008297:Male; D008875:Middle Aged; D010196:Pancreatic Elastase; D011561:Pseudoxanthoma Elasticum / Q000473:pathology*; D012871:Skin Diseases / Q000473:pathology*; D013194:Staining and Labeling
chemical_list: D010196:Pancreatic Elastase