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Pronunciation: ret'i-nal

Definition: The isomer of retinaldehyde that can combine with an opsin to form either iodopsin or rhodopsin; it is formed from 11-trans-retinal by retinal isomerase.

Synonym(s): neoretinal b

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.