Evidence map›Paper›PMID 27403039›Full record

ReviewMediators of inflammation2016

Role of Porphyromonas gingivalis HmuY in Immunopathogenesis of Chronic Periodontitis.

P C Carvalho-Filho, I S Gomes-Filho, R Meyer, T Olczak, M T Xavier, S C Trindade

Abstract readReview
In one paragraph

Review in Mediators of inflammation, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

  1. Review
  2. Review
  3. In silico evaluation ofJournal of Taibah University Medical Sciences · 2026
    Article
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  5. Association BetweenInfection and drug resistance · 2025
    Review
  6. Article
  7. Article
  8. Review
  9. Associations ofPathology oncology research : POR · 2021
    Article
  10. Article
  11. Article
  12. Article
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  15. Review
  16. 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

6 authors.

P C Carvalho-FilhoOdontology Course, Bahiana School of Medicine and Public Health, 41150-100 Salvador, BA, Brazil.ORCID 0000-0002-1006-6471
I S Gomes-FilhoDepartment of Periodontics, Feira de Santana State University, 44036-900 Feira de Santana, BA, Brazil.
R MeyerDepartment of Biointeraction, Federal University of Bahia, 40110-100 Salvador, BA, Brazil.
T OlczakFaculty of Biotechnology, University of Wroclaw, 50-383 Wroclaw, Poland.
M T XavierOdontology Course, Bahiana School of Medicine and Public Health, 41150-100 Salvador, BA, Brazil.
S C TrindadeDepartment of Periodontics, Feira de Santana State University, 44036-900 Feira de Santana, BA, Brazil.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Periodontitis is a multifactorial disease, with participation of bacterial, environmental, and host factors. It results from synergistic and dysbiotic multispecies microorganisms, critical "keystone pathogens," affecting the whole bacterial community. The purpose of this study was to review the role of Porphyromonas gingivalis in the immunopathogenesis of chronic periodontitis, with special attention paid to HmuY. The host response during periodontitis involves the innate and adaptive immune system, leading to chronic inflammation and progressive destruction of tooth-supporting tissues. In this proinflammatory process, the ability of P. gingivalis to evade the host immune response and access nutrients in the microenvironment is directly related to its survival, proliferation, and infection. Furthermore, heme is an essential nutrient for development of these bacteria, and HmuY is responsible for its capture from host heme-binding proteins. The inflammatory potential of P. gingivalis HmuY has been shown, including induction of high levels of proinflammatory cytokines and CCL2, decreased levels of IL-8, and increased levels of anti-HmuY IgG and IgG1 antibodies in individuals with chronic periodontitis. Therefore, the HmuY protein might be a promising target for therapeutic strategies and for development of diagnostic methods in chronic periodontitis, especially in the case of patients with chronic periodontitis not responding to treatment, monitoring, and maintenance therapy.

Indexed as

Bacterial ProteinsBacteroidaceae InfectionsChronic PeriodontitisHost-Pathogen InteractionsHumansPorphyromonas gingivalisVirulence FactorsBacterial ProteinsVirulence Factors

Identifiers

PMID27403039
PMCPMC4925967

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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.