Retinene

Word RETINENE
Character 8
Hyphenation N/A
Pronunciations N/A

Definitions and meanings of "Retinene"

What do we mean by retinene?

Either of two yellow to red retinal pigments, formed by oxidation of vitamin A alcohols. noun

Either of two carotenoid pigments found in the retina and produced from vitamin A; retinal noun

Either of two yellow to red retinal pigments formed from rhodopsin by the action of light noun

Here you will find one or more explanations in English for the word retinene. Define retinene, retinene synonyms, retinene pronunciation, retinene translation, English dictionary definition of retinene.

Synonyms and Antonyms for Retinene

  • Synonyms for retinene
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  • Antonyms for retinene
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The word "retinene" in example sentences

Nevertheless in that period, after dissecting retinas from 300 frogs, he found that rhodopsin on stimulation with light yielded both the protein opsin and a compound he called "retinene" (now "retinaldehyde") that in turn yielded vitamin A (now called retinol). ❋ Unknown (2004)

Retinene can exist in two forms, different in molecular shape, called cis-retinene and trans-retinene. ❋ Asimov, Isaac (1963)

In the dark, trans-retinene changes into cis-retinene and joins opsin once more to form the rhodopsin. ❋ Asimov, Isaac (1963)

If the diet is deficient in vitamin A, the body's stores eventually give out and retinene is not replaced as it is lost. ❋ Asimov, Isaac (1963)

Vitamin A, which is more stable, is, however, easily converted into retinene, so that the vitamin A stores of the body can be called upon to replace the constant dribbling loss of this visual pigment. ❋ Asimov, Isaac (1963)

In the presence of light, cis-retinene is converted to trans-retinene and, if it already makes up part of the rhodopsin molecule, it falls off, leaving the largely colorless opsin behind. ❋ Asimov, Isaac (1963)

The shape of cis-retinene is such that it can combine with opsin to form rhodopsin, whereas trans-retinene cannot. ❋ Asimov, Isaac (1963)

Cross Reference for Retinene

  • Retinene cross reference not found!

What does retinene mean?

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