Evidence map›Paper›PMID 42812724›Full record

ReviewStem cells international2026

The Role and Mechanism of Hair Follicle Neural Crest Stem Cells and Their Small Extracellular Vesicles in Repair of Peripheral Nerve Injury.

Jiachen Zheng, Siying Fei, Yang Xu, Chi Zhang, Haiyan Lin, Fang Liu

Abstract readReview
In one paragraph

Review in Stem cells international, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

Jiachen ZhengBasic Medical College, Naval Medical University, Shanghai, China, smmu.edu.cn.ORCID https://orcid.org/0009-0008-0250-3978
Siying FeiBasic Medical College, Naval Medical University, Shanghai, China, smmu.edu.cn.ORCID https://orcid.org/0009-0005-4595-8022
Yang XuBasic Medical College, Naval Medical University, Shanghai, China, smmu.edu.cn.ORCID https://orcid.org/0009-0007-6603-881X
Chi ZhangBasic Medical College, Naval Medical University, Shanghai, China, smmu.edu.cn.ORCID https://orcid.org/0009-0009-4577-0643
Haiyan LinBasic Medical College, Naval Medical University, Shanghai, China, smmu.edu.cn.ORCID https://orcid.org/0009-0007-6462-0988
Fang LiuBasic Medical College, Naval Medical University, Shanghai, China, smmu.edu.cn.ORCID https://orcid.org/0000-0001-9709-4493

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Peripheral nerve injury (PNI) remains a vital clinical challenge due to the limited efficacy of current therapeutic strategies. Autologous nerve grafting, the gold standard for repairing PNI, remains limited by certain donor site morbidity, and alternative approaches include cell therapy, nerve conduits, gene therapy, and electrical stimulation with immune rejection and ethical controversies. Yet, hair follicle neural crest stem cells (hfNCSCs), a pluripotent cell population originating from the embryonic neural crest, have emerged as a promising candidate. hfNCSCs exhibit high differentiation potential, ethical acceptability, and accessibility, possessing significant advantages in axonal regeneration and functional recovery. Concurrently, small extracellular vesicles (sEVs) derived from stem cells have garnered increasing attention for their low immunogenicity, non-tumorigenicity, and convenient storage. Preclinical studies highlight their synergistic potential in modulating neuroinflammation, enhancing Schwann cell (SC) activity, and promoting nerve repair. This review summarizes recent advances in hfNCSCs and sEVs for PNI repair, with a focus on molecular mechanisms and translational applications. We further discuss the challenges and future directions of hfNCSCs-sEVs as a cell-free therapeutic strategy in neural regeneration.

Identifiers

PMID42812724
PMCPMC13621818

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.