Evidence map›Paper›PMID 21261944›Full record

ArticleBMC immunology2011

Caries induced cytokine network in the odontoblast layer of human teeth.

Orapin V Horst, Jeremy A Horst, Ram Samudrala, Beverly A Dale

Open access · goldAbstract read
In one paragraph

Article in BMC immunology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed, 1 pooled it
7.1field-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

46 citing papers in PubMed, 1 synthesis or guideline pooled it, 119 citations in OpenAlex.

  1. Pooled it
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  17. Leptin in Dental Pulp and Periapical Tissues: A Narrative Review.International journal of molecular sciences · 2022
    Review
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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

4 authors at 3 institutions in 1 country.

Orapin V HorstDepartment of Orofacial Sciences, School of Dentistry, University of California, San Francisco, 513 Parnassus Street, San Francisco, CA 94143, Box 0422, USA. Orapin.Horst@ucsf.edu
Jeremy A Horst
Ram Samudrala
Beverly A Dale
University of Washington · USSeattle Pacific University · USUniversity of California, San Francisco · US

Funding

CASA PIA STUDY OF DENTAL AMALGAMS IN CHILDRENU01DE011894 · NIDCR · UNIVERSITY OF WASHINGTON · PI DEROUEN, TIMOTHY A · 1996 to 2005
$7.2M
NOVEL PARADIGMS FOR DRUG DISCOVERY: COMPUTATIONAL MULTITARGET SCREENINGDP1LM011509 · NLM · UNIVERSITY OF WASHINGTON · PI SAMUDRALA, RAM · 2012 to 2014
$2.4M
NOVEL PARADIGMS FOR DRUG DISCOVERY: COMPUTATIONAL MULTITARGET SCREENINGDP1OD006779 · OD · UNIVERSITY OF WASHINGTON · PI SAMUDRALA, RAM · 2010 to 2011
$1.7M
Modeling Dentin by G Protein Coupled Receptor SignalingK08DE022377 · NIDCR · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI HORST, ORAPIN V · 2011 to 2015
$664k
Individual Predoctoral Dental Scientist FellowshipF30DE017522 · NIDCR · UNIVERSITY OF WASHINGTON · PI HORST, JEREMY ALAN · 2006 to 2010
$173k
NIDCR NIH HHS F30 DE017522NIDCR NIH HHS F30DE17522NIDCR NIH HHS K08 DE022377NIDCR NIH HHS T32DE11894NIH HHS DP1 OD006779NLM NIH HHS DP1 LM011509
6 · The paper itself

Abstract

backgroundImmunologic responses of the tooth to caries begin with odontoblasts recognizing carious bacteria. Inflammatory propagation eventually leads to tooth pulp necrosis and danger to health. The present study aims to determine cytokine gene expression profiles generated within human teeth in response to dental caries in vivo and to build a mechanistic model of these responses and the downstream signaling network.

resultsWe demonstrate profound differential up-regulation of inflammatory genes in the odontoblast layer (ODL) in human teeth with caries in vivo, while the pulp remains largely unchanged. Interleukins, chemokines, and all tested receptors thereof were differentially up-regulated in ODL of carious teeth, well over one hundred-fold for 35 of 84 genes. By interrogating reconstructed protein interaction networks corresponding to the differentially up-regulated genes, we develop the hypothesis that pro-inflammatory cytokines highly expressed in ODL of carious teeth, IL-1β, IL-1α, and TNF-α, carry the converged inflammatory signal. We show that IL1β amplifies antimicrobial peptide production in odontoblasts in vitro 100-fold more than lipopolysaccharide, in a manner matching subsequent in vivo measurements.

conclusionsOur data suggest that ODL amplifies bacterial signals dramatically by self-feedback cytokine-chemokine signal-receptor cycling, and signal convergence through IL1R1 and possibly others, to increase defensive capacity including antimicrobial peptide production to protect the tooth and contain the battle against carious bacteria within the dentin.

Indexed as

Antimicrobial Cationic PeptidesCytokinesDental CariesDental PulpDNA, ComplementaryGene Expression ProfilingGene Expression RegulationGene Regulatory NetworksHumansImmunity, InnateInflammation MediatorsModels, ImmunologicalOdontoblastsOligonucleotide Array Sequence AnalysisProtective AgentsReceptors, CytokineAntimicrobial Cationic PeptidesCytokinesDNA, ComplementaryInflammation MediatorsProtective AgentsReceptors, Cytokine

Identifiers

PMID21261944
PMCPMC3036664
OpenAlexW2093661646

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.