title: Age pigment structure.
authors.forename: G E
authors.initials: GE
authors.lastname: Eldred
mesh_terms: D000375:Aging / Q000378:metabolism*; D012168:Retinal Pigments / Q000378:metabolism*; D014801:Vitamin A / Q000031:analogs & derivatives*
chemical_list: D012168:Retinal Pigments; D014801:Vitamin A