Evidence map›Paper›PMID 29584693›Full record

SynthesisNutrients2018

Is Matrix Gla Protein Associated with Vascular Calcification? A Systematic Review.

Hilary Barrett, Mary O'Keeffe, Eamon Kavanagh, Michael Walsh, Eibhlís M O'Connor

Open access · goldAbstract readSystematic Review
In one paragraph

Synthesis in Nutrients, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed
7.5field-weighted citation impact, top 2% 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

57 citing papers in PubMed, 90 citations in OpenAlex.

  1. Trial
  2. Trial
  3. Review
  4. Review
  5. Review
  6. Vitamin D and Mineral Ion Regulation.Advances in experimental medicine and biology · 2026
    Review
  7. Review
  8. Review
  9. Article
  10. Predictor Role ofMedicina (Kaunas, Lithuania) · 2025
    Article
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. Review
  17. Article
  18. 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

5 authors.

Hilary BarrettCentre for Applied Biomedical Engineering Research (CABER), School of Engineering, Bernal Institute, University of Limerick, Limerick V94 F858, UK. hilary.barrett@ul.ie.
Mary O'KeeffeSchool of Natural Sciences and Department of Biological Sciences, University of Limerick, Limerick V94 F858, UK. mary.okeeffe@ul.ie.
Eamon KavanaghDepartment of Vascular Surgery, University Hospital Limerick, Limerick V94 F858, UK. eamon.kavanagh@icloud.com.
Michael WalshCentre for Applied Biomedical Engineering Research (CABER), School of Engineering, Bernal Institute, University of Limerick, Limerick V94 F858, UK. michael.walsh@ul.ie.
Eibhlís M O'ConnorSchool of Natural Sciences and Department of Biological Sciences, University of Limerick, Limerick V94 F858, UK. eibhlis.oconnor@ul.ie.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Specific patient cohorts are at increased risk of vascular calcification. Functional matrix-gla protein (MGP), a tissue-derived vitamin K dependent protein, is reported to be an important inhibitor of vascular calcification and may have clinical potential to modify the progression of vascular calcification through regulation of functional MGP fractions. This systematic review examines twenty-eight studies which assess the relationship between circulating protein expressions of MGP species and vascular calcification in different arterial beds. The included studies examined participants with atherosclerosis, chronic kidney disease (CKD), diabetes, healthy participants, vitamin K supplementation, measured plasma vitamin K levels and vitamin K antagonist usage. The current review reports conflicting results regarding MGP fractions with respect to local calcification development indicating that a multifaceted relationship exists between the MGP and calcification. A primary concern regarding the studies in this review is the large degree of variability in the calcification location assessed and the fraction of MGP measured. This review suggests that different underlying molecular mechanisms can accelerate local disease progression within the vasculature, and specific circulating fractions of MGP may be influenced differently depending on the local disease states related to vascular calcification development. Further studies examining the influence of non-functional MGP levels, with respect to specific calcified arterial beds, are warranted.

Indexed as

AdultAgedAged, 80 and overArteriesCalcium-Binding ProteinsExtracellular Matrix ProteinsFemaleHumansMaleMatrix Gla ProteinMiddle AgedRisk FactorsSignal TransductionVascular CalcificationCalcium-Binding ProteinsExtracellular Matrix ProteinsMatrix Gla Proteinatherosclerosiscardiovascular diseasechronic kidney diseasediabeteshealthy participantsmatrix-Gla-Proteinvascular calcificationvitamin K

Identifiers

PMID29584693
PMCPMC5946200
OpenAlexW2794897275

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.