Evidence map›Paper›PMID 25542682›Full record

ArticleFitoterapia2015

A galloylated dimeric proanthocyanidin from grape seed exhibits dentin biomodification potential.

Rasika S Phansalkar, Joo-Won Nam, Shao-Nong Chen, James B McAlpine, José G Napolitano, Ariene Leme, Cristina M P Vidal, Thaiane Aguiar, Ana K Bedran-Russo, Guido F Pauli

Open access · greenAbstract read
In one paragraph

Article in Fitoterapia, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
4.6field-weighted citation impact, top 6% of its field
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

27 citing papers in PubMed, 55 citations in OpenAlex.

  1. Article
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  8. Salivary esterases dramatically reduce biostability of dentin collagen treated with galloylated polyphenols.Dental materials : official publication of the Academy of Dental Materials · 2022
    Article
  9. Article
  10. Article
  11. Exploitation ofMolecules (Basel, Switzerland) · 2021
    Article
  12. A dynamic mechanical method to assess bulk viscoelastic behavior of the dentin extracellular matrix.Dental materials : official publication of the Academy of Dental Materials · 2020
    Article
  13. Article
  14. Polyphenols in Dental Applications.Bioengineering (Basel, Switzerland) · 2020
    Review
  15. Article
  16. Article
  17. Article
  18. Proanthocyanidin Dimers and Trimers fromJournal of natural products · 2019
    Article
  19. Article
  20. Article
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

10 authors at 1 institution in 1 country.

Rasika S PhansalkarDepartment of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois at Chicago, Chicago, IL, USA.
Joo-Won NamDepartment of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois at Chicago, Chicago, IL, USA.
Shao-Nong ChenDepartment of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois at Chicago, Chicago, IL, USA.
James B McAlpineDepartment of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois at Chicago, Chicago, IL, USA.
José G NapolitanoDepartment of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois at Chicago, Chicago, IL, USA.
Ariene LemeDepartment of Restorative Dentistry, College of Dentistry, University of Illinois at Chicago, Chicago, IL, USA.
Cristina M P VidalDepartment of Restorative Dentistry, College of Dentistry, University of Illinois at Chicago, Chicago, IL, USA.
Thaiane AguiarDepartment of Restorative Dentistry, College of Dentistry, University of Illinois at Chicago, Chicago, IL, USA.
Ana K Bedran-RussoDepartment of Restorative Dentistry, College of Dentistry, University of Illinois at Chicago, Chicago, IL, USA.
Guido F PauliDepartment of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois at Chicago, Chicago, IL, USA. Electronic address: gfp@uic.edu.
University of Illinois Chicago · US

Funding

Biomodification of Dentin Matrix StructureR01DE021040 · NIDCR · UNIVERSITY OF ILLINOIS AT CHICAGO · PI BEDRAN-RUSSO, ANA KARINA B · 2011 to 2015
$2.1M
NIDCR NIH HHS R01 DE021040
6 · The paper itself

Abstract

Grape seeds are a rich source of polyphenols, especially proanthocyanidins (PACs), and are also known for the presence of galloylated oligomeric PACs (OPACs). The present study focuses on the phytochemical methodology for grape seed (O)PACs and their potential role as dentin biomodifiers to be used in restorative and reparative dentistry. A new method using centrifugal partition chromatography (CPC) was developed for the preparative separation of the grape seed (O)PACs. Orthogonal phytochemical profiling of the resulting CPC fractions was performed using C18 and diol HPLC, normal phase HPTLC, and IT-TOF MS analysis. A galloylated procyanidin dimer (1) was isolated from a CPC fraction in order to evaluate its potential to enhance dentin bio-mechanical properties. Moreover, it helped to evaluate the impact of the galloyl moiety on the observed bioactivity. Structure elucidation was performed using ESI-MS, 1D and 2D NMR analyses. For the first time, (1)H iterative full spin analysis (HiFSA) was performed on this type of molecule, enabling a detailed proton chemical shift and coupling constant assignment. The CPC fractions as well as 1 showed promising results in the dentin stiffness bioassay and indicate that they may be used as dental intervention biomaterial.

Indexed as

Chromatography, High Pressure LiquidDentinMolecular StructureProanthocyanidinsSeedsVitisproanthocyanidinProanthocyanidinsCentrifugal partition and countercurrent chromatography (CPC/CCC)Countercurrent separation (CS)Dentin stiffness and biomodificationEpicatechin-(4β→8)-epicatechin-3-O-gallate (PubChem CID: 15593124)GalloylationHiFSAOligomeric proanthocyanidins (OPACs)Procyanidin B1 (PubChem CID: 11250133)Procyanidin B3 (PubChem CID: 146798)

Identifiers

PMID25542682
PMCPMC4346468
OpenAlexW1996880234

What OpenQuestion holds

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Registered trials

None linked

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.