Evidence map›Paper›PMID 18976692›Full record

ArticleNeuroscience2009

The contributing role of CD14 in toll-like receptor 4 dependent neuropathic pain.

L Cao, F Y Tanga, J A Deleo

Open access · greenAbstract read
In one paragraph

Article in Neuroscience, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed
4.7field-weighted citation impact, top 5% 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

56 citing papers in PubMed, 111 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

L CaoDepartment of Anesthesiology, HB 7125, Dartmouth Hitchcock Medical Center, Lebanon, NH 03756, USA.
F Y Tanga
J A Deleo
Dartmouth–Hitchcock Medical Center · US

Funding

Alternatives to Opioids for Chronic Pain: Part IVR01DA011276 · NIDA · DARTMOUTH COLLEGE · PI DE LEO, JOYCE A · 1997 to 2010
$3.1M
NIDA NIH HHS 5 R01 DA11276NIDA NIH HHS R01 DA011276
6 · The paper itself

Abstract

We have previously demonstrated that CNS toll-like receptor 4 (TLR4) plays a key role in the development of behavioral hypersensitivity in a rodent model of neuropathic pain, spinal nerve L5 transection (L5Tx). TLR4 is a well-known receptor for lipopolysaccharide (LPS) in innate immune responses. In the current study, we further investigated the role of CD14, an accessory molecule in the LPS-TLR4 signaling pathway, in the development of L5Tx-induced neuropathic pain. CD14 knockout (KO) mice displayed significantly decreased behavioral sensitivity (mechanical allodynia and thermal hyperalgesia) as early as day 1 post-L5Tx, indicating a nociceptive role of CD14. By flow cytometric analyses, we observed significantly elevated microglial surface CD14 expression in the ipsilateral lumbar spinal cord 3 days post-L5Tx, as well as remarkable increases in microglial size (via forward scatter (FSC)) and granularity (via side scatter (SSC)). Further, intrathecal injection of soluble CD14 induced significantly greater mechanical hypersensitivity in wild type (C3H/HeN) mice compared with TLR4-deficient (C3H/HeJ) mice. Together, these data demonstrate that CD14 plays a contributing role in TLR4-dependent nerve injury-induced neuropathic pain.

Indexed as

AnimalsAxotomyCD11b AntigenDisease Models, AnimalFlow CytometryLipopolysaccharide ReceptorsMaleMiceMice, Inbred C3HMice, Inbred C57BLMice, KnockoutMicrogliaMutationNeuralgiaPain MeasurementPain ThresholdCD11b AntigenLipopolysaccharide ReceptorsToll-Like Receptor 4

Identifiers

PMID18976692
PMCPMC2701510
OpenAlexW2011607485

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.