Pigment granules: a calcium reservoir in the vertebrate eye.
D000221:Adaptation, Ocular; D000818:Animals; D002118:Calcium / Q000378:metabolism*; D002415:Cats; D004577:Electron Probe Microanalysis; D005123:Eye / Q000378:metabolism*; D005399:Fishes; D010860:Pigments, Biological / Q000378:metabolism*; D011817:Rabbits; D011892:Rana catesbeiana; D012754:Sharks; D013045:Species Specificity; D013054:Spectrophotometry, Atomic
D010860:Pigments, Biological; D002118:Calcium