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Molecular Nutrition & Food Research
Article . 2016 . Peer-reviewed
License: Wiley Online Library User Agreement
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Lycopene supplementation restores vitamin A deficiency in mice and possesses thereby partial pro‐vitamin A activity transmitted via RAR signaling

Authors: Gamze, Aydemir; Yasamin, Kasiri; Emöke-Márta, Bartók; Eszter, Birta; Kati, Fröhlich; Volker, Böhm; Johanna, Mihaly; +1 Authors

Lycopene supplementation restores vitamin A deficiency in mice and possesses thereby partial pro‐vitamin A activity transmitted via RAR signaling

Abstract

ScopeThe aim of this study was to compare if lycopene also possesses pro‐vitamin A (VA) activity comparable to known VA derivatives.Materials and methodsWe used a transgenic retinoic acid response element reporter mouse model (n = 8, per group) for this study, and after the initial wash out of VA using a vitamin A deficient diet (VAD) for 18 weeks, the animals were supplemented further with (a) VAD‐fed mice, (b) VAD‐fed mice plus retinol (20 mg/kg bw), (c) VAD‐fed mice plus β‐carotene (40 mg/kg bw), and (d) VAD‐fed mice plus lycopene (40 mg/kg bw). Using ex vivo scanning and gene expression analysis of retinoid target and VA marker gene analysis in various organs of these supplemented mice (b, c, d), we found increased luciferase activity and normalized marker and target gene analysis compared to group a.ConclusionsLycopene can restore VA deficiency and compensate VA for retinoic acid receptor (RAR)‐mediated signaling as the major function of VA in the mammalian organism. Lycopene administration can initiate upregulation of RAR‐mediated signaling in various organs in VAD‐fed animals via potential novel bioactive lycopene metabolites. This indicates that lycopene possesses partial pro‐VA activity in mice transmitted via RAR‐mediated signaling.

Keywords

Transcriptional Activation, Receptors, Retinoic Acid, Vitamin A Deficiency, Mice, Transgenic, Tretinoin, Carotenoids, Diet, Mice, Retinoids, Lycopene, Liver, Dietary Supplements, Animals, RNA, Messenger, Carrier Proteins, Luciferases, Signal Transduction

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
27
Top 10%
Average
Top 10%
bronze