title: Chemical and electron microscopic studies of the black pigment of the human lung.
mesh_terms: D000535:Aluminum / Q000032:analysis; D000818:Animals; D002244:Carbon / Q000032:analysis; D004781:Environmental Exposure; D005293:Ferritins / Q000032:analysis; D006168:Guinea Pigs; D006651:Histocytochemistry; D006801:Humans; D008168:Lung / Q000032:analysis / Q000473:pathology*; D008247:Lysosomes; D008854:Microscopy, Electron; D010860:Pigments, Biological / Q000032:analysis*; D012822:Silicon Dioxide / Q000032:analysis; D013057:Spectrum Analysis; D014131:Trace Elements / Q000032:analysis
chemical_list: D010860:Pigments, Biological; D014131:Trace Elements; D002244:Carbon; D012822:Silicon Dioxide; D005293:Ferritins; D000535:Aluminum