retinene


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retinene

 [ret´ĭ-nēn]
an ocular pigment derived from vitamin A and formed by the bleaching action of light on rhodopsin. It occurs in two forms: retinene1 is retinal (def. 2), and retinene2 is dehydroretinal.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

ret·i·nal·de·hyde

(ret'i-nal'dĕ-hīd),
Retinol oxidized to a terminal aldehyde; retinal; a carotene released (as all-trans-retinal) in the bleaching of rhodopsin by light and the dissociation of opsin in the vision cycle.
Farlex Partner Medical Dictionary © Farlex 2012

retinene

(rĕt′n-ēn′)
n.
See retinal2.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

ret·i·nal·de·hyde

(ret'i-nal'dĕ-hīd)
Retinol oxidized to a terminal aldehyde; a carotene released (as all-trans-retinal[aldehyde]) in the bleaching of rhodopsin by light and the dissociation of opsin in the vision cycle.
Synonym(s): retinene.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

retinene

see RETINAL.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005