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THE VISUAL SYSTEM AND VITAMINS A OF THE SEA LAMPREY
The porphyropsin-vitamin A(2) cycle has been found heretofore only in the retinas of bony fishes capable of existence in fresh water. Cyclostomes, due to their primitive and isolated phylogenetic position, might be expected to possess the rhodopsin-vitamin A(1) cycle common to marine elasmobranchs,...
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Formato: | Texto |
Lenguaje: | English |
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The Rockefeller University Press
1942
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2142510/ https://www.ncbi.nlm.nih.gov/pubmed/19873276 |