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CAROTENOIDS AND THE VISUAL CYCLE
1. Carotenoids have been identified and their quantities measured in the eyes of several frog species. The combined pigment epithelium and choroid layer of an R. pipiens or esculenta eye contain about 1γ of xanthophyll and about 4γ of vitamin A. During light adaptation the xanthophyll content falls...
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| Format: | Artigo |
| Jezik: | Inglês |
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The Rockefeller University Press
1935
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| Online dostop: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2141433/ https://ncbi.nlm.nih.gov/pubmed/19872932 |
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