Evidence map›Paper›PMID 26876434›Full record

ArticleInternational journal of obesity (2005)2016

Upregulation of inflammasome activity and increased gut permeability are associated with obesity in children and adolescents.

V Rainone, L Schneider, I Saulle, C Ricci, M Biasin, N M Al-Daghri, E Giani, G V Zuccotti, M Clerici, D Trabattoni

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In one paragraph

Article in International journal of obesity (2005), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
8.3field-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

47 citing papers in PubMed, 77 citations in OpenAlex.

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  16. Effects ofAntioxidants (Basel, Switzerland) · 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

10 authors at 5 institutions in 3 countries.

V RainoneDepartment of Biomedical and Clinical Sciences 'L. Sacco', University of Milan, Milan, Italy.
L SchneiderDepartment of Pediatrics, University of Milan, L. Sacco Hospital, Milan, Italy.
I SaulleDepartment of Biomedical and Clinical Sciences 'L. Sacco', University of Milan, Milan, Italy.
C RicciDepartment of Preventive Medicine and Epidemiology, University of Regensburg, Regensburg, Germany.
M BiasinDepartment of Biomedical and Clinical Sciences 'L. Sacco', University of Milan, Milan, Italy.
N M Al-DaghriBiomarkers Research Program, Biochemistry Department, College of Science, King Saud University, Riyadh, Saudi Arabia.
E GianiDepartment of Pediatrics, University of Milan, Ospedale dei Bambini V. Buzzi, Milan, Italy.
G V ZuccottiDepartment of Pediatrics, University of Milan, L. Sacco Hospital, Milan, Italy.
M ClericiDepartment of Medical-Surgery Physiopathology and Transplantation, University of Milan, Milan, Italy.
D TrabattoniDepartment of Biomedical and Clinical Sciences 'L. Sacco', University of Milan, Milan, Italy.
University of Milan · ITLuigi Sacco Hospital · ITIstituti di Ricovero e Cura a Carattere Scientifico · ITKing Saud University · SAUniversity of Regensburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundImmune activation contributes to the persistent state of inflammation associated with metabolic dysfunction in obesity. The specific immune receptors that sense metabolic stress signals and trigger inflammation are nevertheless largely unknown, and little is known on inflammatory and immune gene regulation in obesity.

methodsThe study includes a cross-sectional and a longitudinal arm. Forty children and adolescents were enrolled: 22 obese subjects and 18 age-matched normal weight controls. Obese subjects participated in an 18-month therapeutic protocol, based on intensive lifestyle modification (dietary regimen, physical activity and behavioral interventions). Expression of genes involved in the inflammasome pathway, plasma concentration of the inflammasome-associated pro-inflammatory cytokines (interleukin (IL)-1β and IL-18) and indexes of microbial translocation (lipopolysaccharide (LPS), soluble CD14 (sCD14) and intestinal fatty acid-binding protein) were analyzed at baseline in obese subjects compared with controls, and after 18 months in obese subjects.

resultsCross-sectional analyses showed that the LPS-induced expression of genes involved in inflammasome (NLRP3, caspase 5 and NAIP), Nod-like receptors (NLRX1 and NOD1), downstream signaling (P2RX7, RAGE, RIPk2, TIRAP and BIRC2) and effector molecules (IFN-γ, IL-12β, IL-1β, CCL2, CCL5, IL-6 and TNFα) was significantly increased in obese subjects at baseline as compared with normal weight controls. The baseline plasma concentration of inflammasome-related cytokines (IL-1β and IL-18) and of microbial translocation markers (LPS and sCD14) was augmented in obese subjects as compared with controls as well. Longitudinal analyses indicated that intensive lifestyle modification resulted in a normalization of parameters in subjects with a significant reduction of BMI after 18 months.

conclusionsIn children and adolescents, obesity is characterized by the activation of the inflammasome and by an alteration of gut permeability. Successful lifestyle modification is effective in reducing inflammation, suggesting that inhibition of the inflammasome may be a potential therapeutic strategy in obesity.

Indexed as

AdipogenesisAdolescentCardiovascular DiseasesCarrier ProteinsChildCross-Sectional StudiesDiabetes Mellitus, Type 2FemaleGene Expression RegulationHumansInflammasomesIntestinal AbsorptionIntestinal MucosaIntra-Abdominal FatItalyLongitudinal StudiesCarrier ProteinsInflammasomes

Identifiers

PMID26876434
OpenAlexW2276108661

What OpenQuestion holds

Textmetadata
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.