Evidence map›Paper›PMID 38384464›Full record

ArticleFrontiers in immunology2024

Spinal HMGB1 participates in the early stages of paclitaxel-induced neuropathic pain via microglial TLR4 and RAGE activation.

Thamyris Reis Moraes, Flavio Protasio Veras, Angel Roberto Barchuk, Ester Siqueira Caixeta Nogueira, Alexandre Kanashiro, Giovane Galdino

Open access · goldAbstract read
In one paragraph

Article in Frontiers in immunology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
8.2field-weighted citation impact, top 2% 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

22 citing papers in PubMed, 25 citations in OpenAlex.

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  20. Neuroplasticity in the transition from acute to chronic pain.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2024
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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 at 2 institutions in 2 countries.

Thamyris Reis MoraesPain Neuroimmunobiology Laboratory, Institute of Motricity Sciences, Federal University of Alfenas, Alfenas, Brazil.
Flavio Protasio VerasPain Neuroimmunobiology Laboratory, Institute of Motricity Sciences, Federal University of Alfenas, Alfenas, Brazil.
Angel Roberto BarchukIntegrative Animal Biology Laboratory, Institute of Biomedical Sciences, Federal University of Alfenas, Alfenas, Brazil.
Ester Siqueira Caixeta NogueiraDepartment of Cellular and Developmental Biology, Federal University of Alfenas, Alfenas, Brazil.
Alexandre KanashiroDepartment of Dermatology, University of Wisconsin-Madison, Madison, WI, United States.
Giovane GaldinoPain Neuroimmunobiology Laboratory, Institute of Motricity Sciences, Federal University of Alfenas, Alfenas, Brazil.
Universidade Federal de Alfenas · BRUniversity of Wisconsin–Madison · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Chemotherapy-induced neuropathic pain (CINP) is one of the main adverse effects of chemotherapy treatment. At the spinal level, CINP modulation involves glial cells that upregulate Toll-like receptor 4 (TLR4) and signaling pathways, which can be activated by pro-inflammatory mediators as the high mobility group box-1 (HMGB1). Objective: To evaluate the spinal role of HMGB1 in the paclitaxel-induced neuropathic pain via receptor for advanced glycation end products (RAGE) and TLR4 activation expressed in glial cells. Methods: Male C57BL/6 Wild type and TLR4 deficient mice were used in the paclitaxel-induced neuropathic pain model. The nociceptive threshold was measured using the von Frey filament test. In addition, recombinant HMGB1 was intrathecally (i.t.) injected to confirm its nociceptive potential. To evaluate the spinal participation of RAGE, TLR4, NF-kB, microglia, astrocytes, and MAPK p38 in HMGB1-mediated nociceptive effect during neuropathic pain and recombinant HMGB1-induced nociception, the drugs FPS-ZM1, LPS-RS, PDTC, minocycline, fluorocitrate, and SML0543 were respectively administrated by i.t. rout. Microglia, astrocytes, glial cells, RAGE, and TLR4 protein expression were analyzed by Western blot. ELISA immunoassay was also used to assess HMGB1, IL-1β, and TNF-α spinal levels. Results: The pharmacological experiments demonstrated that spinal RAGE, TLR4, microglia, astrocytes, as well as MAPK p38 and NF-kB signaling are involved with HMGB1-induced nociception and paclitaxel-induced neuropathic pain. Furthermore, HMGB1 spinal levels were increased during the early stages of neuropathic pain and associated with RAGE, TLR4 and microglial activation. RAGE and TLR4 blockade decreased spinal levels of pro-inflammatory cytokines during neuropathic pain. Conclusion: Taken together, our findings indicate that HMGB1 may be released during the early stages of paclitaxel-induced neuropathic pain. This molecule activates RAGE and TLR4 receptors in spinal microglia, upregulating pro-inflammatory cytokines that may contribute to neuropathic pain.

Indexed as

HMGB1 ProteinNeuralgiaAnimalsCytokinesHyperalgesiaMaleMiceMice, Inbred C57BLMicrogliaNF-kappa BPaclitaxelReceptor for Advanced Glycation End ProductsToll-Like Receptor 4CytokinesHMGB1 ProteinNF-kappa BPaclitaxelReceptor for Advanced Glycation End ProductsToll-Like Receptor 4chemotherapyglial cellsHMGB1neuropathic painRAGETLR4

Identifiers

PMID38384464
PMCPMC10879568
OpenAlexW4391609944

What OpenQuestion holds

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LicenceCC BY
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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.