Evidence map›Paper›PMID 27314637›Full record

ArticleAnatomical record (Hoboken, N.J. : 2007)2016

Elevated CD14 (Cluster of Differentiation 14) and Toll-Like Receptor (TLR) 4 Signaling Deteriorate Periapical Inflammation in TLR2 Deficient Mice.

Daniel Rider, Hisako Furusho, Shuang Xu, Alexander J Trachtenberg, Winston Patrick Kuo, Kimito Hirai, Mako Susa, Laila Bahammam, Philip Stashenko, Akira Fujimura and 1 more

Abstract read
In one paragraph

Article in Anatomical record (Hoboken, N.J. : 2007), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.2field-weighted citation impact, top 21% 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

12 citing papers in PubMed, 26 citations in OpenAlex.

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  12. TLR4 expression and its immunopathogenic role in inflammatory radicular cysts: a clinicopathological study.Romanian journal of morphology and embryology = Revue roumaine de morphologie et embryologie
    Article
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

11 authors at 6 institutions in 4 countries.

Daniel RiderDepartment of Immunology and Infectious Diseases, the Forsyth Institute, Cambridge, Massachusetts.
Hisako FurushoDepartment of Oral and Maxillofacial Pathobiology, Hiroshima University, Japan.
Shuang XuDepartment of Immunology and Infectious Diseases, the Forsyth Institute, Cambridge, Massachusetts.
Alexander J TrachtenbergDepartment of Developmental Biology, Harvard School of Dental Medicine, Boston, Massachusetts.
Winston Patrick KuoDepartment of Developmental Biology, Harvard School of Dental Medicine, Boston, Massachusetts.
Kimito HiraiDepartment of Immunology and Infectious Diseases, the Forsyth Institute, Cambridge, Massachusetts.
Mako SusaDepartment of Periodontology and Endodontology, Graduate School of Dentistry, Tohoku University, Sendai, Miyagi, Japan.
Laila BahammamDepartment of Endodontics, Faculty of Dentistry, King Abdulaziz University, Jeddah, 21589, Saudi Arabia.
Philip StashenkoDepartment of Immunology and Infectious Diseases, the Forsyth Institute, Cambridge, Massachusetts.
Akira FujimuraDivision of Functional Morphology, Department of Anatomy, Iwate Medical University, Morioka, Iwate, 020-8505, Japan.
Hajime SasakiDepartment of Immunology and Infectious Diseases, the Forsyth Institute, Cambridge, Massachusetts.
Institute of Immunology · HRHarvard University · USHiroshima University · JPIwate Medical University · JPKing Abdulaziz University · SATohoku University · JP

Funding

Functional role of Serum Amyloid A in periapical inflammationR01DE024796 · NIDCR · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI SASAKI, HAJIME · 2015 to 2020
$2.1M
HIF-1alpha Mediated Wound Healing in Periapical LesionR21DE023178 · NIDCR · ADA FORSYTH INSTITUTE, INC. · PI SASAKI, HAJIME · 2013 to 2014
$542k
MicroCT Core Facility in the Forsyth InstituteS10RR027553 · NCRR · ADA FORSYTH INSTITUTE, INC. · PI SASAKI, HAJIME · 2010 to 2010
$295k
NCRR NIH HHS S10 RR027553NIDCR NIH HHS R01 DE024796NIDCR NIH HHS R21 DE023178
6 · The paper itself

Abstract

Apical periodontitis (periapical lesions) is an infection-induced chronic inflammation in the jaw, ultimately resulting in the destruction of apical periodontal tissue. Toll-like receptors (TLRs) are prominent in the initial recognition of pathogens. Our previous study showed that TLR4 signaling is proinflammatory in periapical lesions induced by a polymicrobial endodontic infection. In contrast, the functional role of TLR2 in regulation of periapical tissue destruction is still not fully understood. Using TLR2 deficient (KO), TLR2/TLR4 double deficient (dKO), and wild-type (WT) mice, we demonstrate that TLR2 KO mice are highly responsive to polymicrobial infection-induced periapical lesion caused by over activation of TLR4 signal transduction pathway that resulted in elevation of NF-kB (nuclear factor kappa B) and proinflammatory cytokine production. The altered TLR4 signaling is caused by TLR2 deficiency-dependent elevation of CD14 (cluster of differentiation 14), which is a co-receptor of TLR4. Indeed, neutralization of CD14 strikingly suppresses TLR2 deficiency-dependent inflammation and tissue destruction in vitro and in vivo. Our findings suggest that a network of TLR2, TLR4, and CD14 is a key factor in regulation of polymicrobial dentoalveolar infection and subsequent tissue destruction. Anat Rec, 299:1281-1292, 2016. © 2016 Wiley Periodicals, Inc.

Indexed as

AnimalsCytokinesInflammationLipopolysaccharide ReceptorsMiceMice, KnockoutNF-kappa BPeriodontitisSignal TransductionToll-Like Receptor 2Toll-Like Receptor 4CytokinesLipopolysaccharide ReceptorsNF-kappa BTlr2 protein, mouseTlr4 protein, mouseToll-Like Receptor 2Toll-Like Receptor 4apical periodontitisCD14inflammationinnate immunitytoll-like receptor (TLR)

Identifiers

PMID27314637
PMCPMC4982827
OpenAlexW2433798699

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.