Evidence map›Paper›PMID 34916942›Full record

ReviewFrontiers in pharmacology2021

Mechanisms of Peripheral and Central Pain Sensitization: Focus on Ocular Pain.

Giulia Puja, Balazs Sonkodi, Rita Bardoni

Open access · goldAbstract readReview
In one paragraph

Review in Frontiers in pharmacology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
2.9field-weighted citation impact, top 8% 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

29 citing papers in PubMed, 41 citations in OpenAlex.

  1. Review
  2. Article
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  5. Article
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  7. Article
  8. Article
  9. Electrotherapy in the management of neuropathic corneal pain: narrative review.Experimental biology and medicine (Maywood, N.J.) · 2026
    Review
  10. Review
  11. Fibromyalgia in the Era of Brain PET/CT Imaging.Journal of clinical medicine · 2025
    Review
  12. Article
  13. Article
  14. Observational
  15. Delayed-Onset Muscle Soreness Begins with a Transient Neural Switch.International journal of molecular sciences · 2025
    Review
  16. Review
  17. Article
  18. Review
  19. Article
  20. Review
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

3 authors at 2 institutions in 2 countries.

Giulia PujaDepartment of Life Sciences, University of Modena and Reggio Emilia, Emilia-Romagna, Italy.
Balazs SonkodiDepartment of Health Sciences and Sport Medicine, University of Physical Education, Budapest, Hungary.
Rita BardoniDepartment of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia, Emilia-Romagna, Italy.
University of Modena and Reggio Emilia · ITUniversity of Physical Education · HU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Persistent ocular pain caused by corneal inflammation and/or nerve injury is accompanied by significant alterations along the pain axis. Both primary sensory neurons in the trigeminal nerves and secondary neurons in the spinal trigeminal nucleus are subjected to profound morphological and functional changes, leading to peripheral and central pain sensitization. Several studies using animal models of inflammatory and neuropathic ocular pain have provided insight about the mechanisms involved in these maladaptive changes. Recently, the advent of new techniques such as optogenetics or genetic neuronal labelling has allowed the investigation of identified circuits involved in nociception, both at the spinal and trigeminal level. In this review, we will describe some of the mechanisms that contribute to the perception of ocular pain at the periphery and at the spinal trigeminal nucleus. Recent advances in the discovery of molecular and cellular mechanisms contributing to peripheral and central pain sensitization of the trigeminal pathways will be also presented.

Indexed as

corneadescending modulationocular painperipheral and central sensitizationsynaptic transmissiontrigeminal ganglion

Identifiers

PMID34916942
PMCPMC8669969
OpenAlexW3216593659

What OpenQuestion holds

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LicenceCC BY
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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.