Evidence map›Paper›PMID 41656373›Full record

SynthesisClinical oral investigations2026

Immunomodulatory and angiogenic strategies in vital pulp therapy: a systematic review of scaffold-based, scaffold-free, and cell-laden interventions.

Saeed Asgary, Sayna Shamszadeh

Abstract readSystematic Review
PubMed Publisher
In one paragraph

Synthesis in Clinical oral investigations, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

2 authors.

Saeed AsgaryIranian Centre for Endodontic Research, Research Institute of Dental Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran. saasgary@yahoo.com.
Sayna ShamszadehIranian Centre for Endodontic Research, Research Institute of Dental Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesVital pulp therapy (VPT) is shifting from traditional materials toward regenerative strategies that modulate inflammation and stimulate angiogenesis. This review evaluates scaffold-based, scaffold-free, and cell-laden approaches targeting immunomodulatory and angiogenic responses in dental pulp regeneration. MATERIALS AND

methodssystematic search up to April 2025 in PubMed, Embase, and Scopus identified in vivo studies assessing VPT outcomes. Included interventions were direct pulp capping or pulpotomy using bioactive scaffolds, biomolecules, or stem cell-laden matrices. Outcomes included histologic or molecular markers of immunomodulation and angiogenesis. Risk of bias was assessed using the SYRCLE tool.

resultsTwenty-six studies met the inclusion criteria. Scaffold-based delivery of Resolvin E1/lipoxin A4, Nell-1, and Nell-1/BMP-2 suppressed key inflammatory mediators and promoted M2 macrophage polarization. Angiogenesis was enhanced by cell-laden scaffolds containing dental pulp stem cells, bone marrow mesenchymal stem cells, or endothelial cells, leading to consistent pulp-like tissue regeneration. However, most studies had short follow-ups, high or unclear bias risk, and methodological heterogeneity, precluding meta-analysis. Interpretation of these findings should be undertaken with caution due to substantial heterogeneity in study design, outcome assessment methods, and evaluation time points.

conclusionsBiomolecule-loaded and stem cell-laden scaffolds show preliminary promise in modulating inflammation and promoting vascularization in animal models of VPT. However, evidence remains limited by short-term outcomes and inconsistent methods. CLINICAL RELEVANCE: Scaffold-based delivery of Resolvin E1, Lipoxin A4, or Nell-1/BMP-2, and stem cell-laden matrices (e.g., DPSCs, BMSCs) may enhance immunomodulation and angiogenesis in preclinical VPT. These strategies could support pulp-like tissue regeneration, but standardized outcome measures and validation in large-animal models are needed before clinical application.

Indexed as

AngiogenesisDental PulpDental Pulp CappingImmunomodulationNeovascularization, PhysiologicPulpotomyTissue ScaffoldsAnimalsHumansRegenerationAngiogenesisImmunomodulationMmineral trioxide aggregatePulpotomyPulp regenerationStem cellsVital pulp therapy

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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.