Evidence map›Paper›PMID 35336690›Full record

ReviewPlants (Basel, Switzerland)2022

Chemical Diversity of Flavan-3-Ols in Grape Seeds: Modulating Factors and Quality Requirements.

Guillermo F Padilla-González, Esther Grosskopf, Nicholas J Sadgrove, Monique S J Simmonds

Abstract readReview
In one paragraph

Review in Plants (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

25 citing papers in PubMed.

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  17. Effects of free and encapsulatedFood science & nutrition · 2023
    Article
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  19. Prevention of Metabolic Syndrome by Phytochemicals and Vitamin D.International journal of molecular sciences · 2023
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Guillermo F Padilla-GonzálezRoyal Botanic Gardens, Kew, Richmond Surrey, London TW9 3AB, UK.ORCID 0000-0002-8300-6891
Esther GrosskopfRoyal Botanic Gardens, Kew, Richmond Surrey, London TW9 3AB, UK.
Nicholas J SadgroveRoyal Botanic Gardens, Kew, Richmond Surrey, London TW9 3AB, UK.ORCID 0000-0001-7593-1289
Monique S J SimmondsRoyal Botanic Gardens, Kew, Richmond Surrey, London TW9 3AB, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Grape seeds are a rich source of flavan-3-ol monomers, oligomers, and polymers. The diverse profile of compounds includes mainly B-type procyanidins (especially C4→C8 linked molecules) and the key monomers, catechin, and epicatechin that are positively implicated in the 'French Paradox'. Today grape seed nutraceuticals have become a multi-million-dollar industry. This has created incentives to elucidate the variations in chemistry across cultivars, to identify signs of adulteration, and to understand the intrinsic and extrinsic factors controlling the expression of metabolites in the seeds' metabolome. This review provides a critical overview of the existing literature on grape seed chemistry. Although the biosynthetic pathways for polymeric procyanidins in seeds have not yet been explained, abiotic factors have been shown to modulate associated genes. Research of extrinsic factors has demonstrated that the control of procyanidin expression is strongly influenced, in order of importance, by genotype (species first, then variety) and environment, as claimed anecdotally. Unfortunately, research outcomes on the effects of abiotic factors have low certainty, because effects can be specific to genotype or variety, and there is limited control over physical metrics in the field. Thus, to gain a fuller understanding of the effects of abiotic factors and biosynthetic pathways, and realise potential for optimisation, a more fundamental research approach is needed. Nevertheless, the current synthesis offers insight into the selection of species or varieties according to the profile of polyphenols, as well as for optimisation of horticultural practices, with a view to produce products that contain the compounds that support health claims.

Indexed as

abioticantioxidantcultivarflavanolprocyanidinVitis vinifera

Identifiers

PMID35336690
PMCPMC8953305

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.