Evidence map›Paper›PMID 29889119›Full record

ReviewPain2018

Targeting toll-like receptor-4 (TLR4)-an emerging therapeutic target for persistent pain states.

Kelly Bruno, Sarah A Woller, Yury I Miller, Tony L Yaksh, Mark Wallace, Graham Beaton, Krishnan Chakravarthy

Open access · greenAbstract readReview
In one paragraph

Review in Pain, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 83 papers.

0numbers the graph read from it
0cells of the map it votes in
83citing papers in PubMed
6.0field-weighted citation impact, top 3% 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

83 citing papers in PubMed, 133 citations in OpenAlex.

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  12. Clavulanic acid prevents paclitaxel-induced neuropathic pain through a systemic and central anti-inflammatory effect in mice.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2025
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23 more citing papers are in PubMed but not listed here.

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

7 authors at 3 institutions in 1 country.

Kelly BrunoDepartment of Anesthesiology and Pain Medicine, University of California San Diego Health Sciences, La Jolla, CA, United States.
Sarah A WollerDepartment of Anesthesiology and Pain Medicine, University of California San Diego Health Sciences, La Jolla, CA, United States.
Yury I MillerDepartment of Medicine, University of California San Diego Health Science, La Jolla, CA, United States.
Tony L YakshDepartment of Anesthesiology and Pain Medicine, University of California San Diego Health Sciences, La Jolla, CA, United States.
Mark WallaceDepartment of Anesthesiology and Pain Medicine, University of California San Diego Health Sciences, La Jolla, CA, United States.
Graham BeatonDouleur Therapeutics, San Diego, CA, United States.
Krishnan ChakravarthyDepartment of Anesthesiology and Pain Medicine, University of California San Diego Health Sciences, La Jolla, CA, United States.
Therapeutics Clinical Research · USUniversity of California, San Diego · USVA San Diego Healthcare System · US

Funding

Rheumatic Diseases Research Training GrantT32AR064194 · NIAMS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI GARY S FIRESTEIN, Monica Guma · 2013 to 2026
$3.8M
Influenza and Secondary Bacterial PneumoniaF30AG031035 · NIA · STATE UNIVERSITY OF NEW YORK AT BUFFALO · PI CHAKRAVARTHY, KRISHNAN · 2008 to 2009
$72k
NIAMS NIH HHS T32 AR064194NIA NIH HHS F30 AG031035
6 · The paper itself

Abstract

Toll-like receptors (TLRs) are a family of pattern recognition receptors that initiate signaling in innate and adaptive immune pathways. The highly conserved family of transmembrane proteins comprises an extracellular domain that recognizes exogenous and endogenous danger molecules and an ectodomain that activates downstream pathways in response. Recent studies suggest that continuous activation or dysregulation of TLR signaling may contribute to chronic disease states. The receptor is located not only on inflammatory cells (meningeal and peripheral macrophages) but on neuraxial glia (microglia and astrocytes), Schwann cells, fibroblasts, dorsal root ganglia, and dorsal horn neurons. Procedures blocking TLR functionality have shown pronounced effects on pain behavior otherwise observed in models of chronic inflammation and nerve injury. This review addresses the role of TLR4 as an emerging therapeutic target for the evolution of persistent pain and its role in noncanonical signaling, mediating anomalous pro-algesic actions of opiates. Accordingly, molecules targeting inhibition of this receptor have promise as disease-modifying and opioid-sparing alternatives for persistent pain states.

Indexed as

Pain ManagementAnimalsChronic PainDrug Evaluation, PreclinicalHumansToll-Like Receptor 4TLR4 protein, humanToll-Like Receptor 4

Identifiers

PMID29889119
PMCPMC7890571
OpenAlexW2806045085

What OpenQuestion holds

Textmetadata
LicenceTDM
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.