Evidence map›Paper›PMID 14679177›Full record

ArticleThe Journal of clinical investigation2003

Chronic inflammation in fat plays a crucial role in the development of obesity-related insulin resistance.

Haiyan Xu, Glenn T Barnes, Qing Yang, Guo Tan, Daseng Yang, Chieh J Chou, Jason Sole, Andrew Nichols, Jeffrey S Ross, Louis A Tartaglia and 1 more

2 registry-linked trialsOpen access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 3,012 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
3,012citing papers in PubMed, 4 pooled it
84.9field-weighted citation impact, top 1% 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.

NCT02777138 unknown statusnot on this mapstarted 2016, after this paper: background citation

Impact of Ageing on Adipose, Muscle and Systemic Inflammation

TypeobservationalSponsorUniversity of BathRan2016 to 2018Enrolled24ConditionsInflammation, AgingArmsMaintaining a normal daily living lifestyle
NCT03260452 nacompletednot on this mapstarted 2018, after this paper: background citation

Comparison of Hematopoietic Stem Cell Activity in Adipose Tissue From Type 2 Diabetic Patients and Healthy Volunteers: Proof of Concept Study. White Adipose Tissue and Type 2 Diabetes Onset: WAT2DO

TypeinterventionalSponsorUniversity Hospital, ToulouseRan2018 to 2019Enrolled20ConditionsType2 DiabetesArmsAbdominal subcutaneous biopsies and Blood test
3 · Its place in the literature

Who cites it

3,012 citing papers in PubMed, 4 syntheses or guidelines pooled it, 5,825 citations in OpenAlex.

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2,952 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 2 institutions in 2 countries.

Haiyan XuMillennium Pharmaceuticals, Cambridge, Massachusetts, USA.
Glenn T Barnes
Qing Yang
Guo Tan
Daseng Yang
Chieh J Chou
Jason Sole
Andrew Nichols
Jeffrey S Ross
Louis A Tartaglia
Hong Chen
Millennium Engineering and Integration (United States) · USNovartis (China) · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Insulin resistance arises from the inability of insulin to act normally in regulating nutrient metabolism in peripheral tissues. Increasing evidence from human population studies and animal research has established correlative as well as causative links between chronic inflammation and insulin resistance. However, the underlying molecular pathways are largely unknown. In this report, we show that many inflammation and macrophage-specific genes are dramatically upregulated in white adipose tissue (WAT) in mouse models of genetic and high-fat diet-induced obesity (DIO). The upregulation is progressively increased in WAT of mice with DIO and precedes a dramatic increase in circulating-insulin level. Upon treatment with rosiglitazone, an insulin-sensitizing drug, these macrophage-originated genes are downregulated. Histologically, there is evidence of significant infiltration of macrophages, but not neutrophils and lymphocytes, into WAT of obese mice, with signs of adipocyte lipolysis and formation of multinucleate giant cells. These data suggest that macrophages in WAT play an active role in morbid obesity and that macrophage-related inflammatory activities may contribute to the pathogenesis of obesity-induced insulin resistance. We propose that obesity-related insulin resistance is, at least in part, a chronic inflammatory disease initiated in adipose tissue.

Indexed as

InflammationInsulin ResistanceObesityAdipocytesAdipose TissueAnimalsBody WeightCells, CulturedDown-RegulationGene Expression RegulationGiant CellsImmunohistochemistryIn Situ HybridizationLymphocytesMacrophagesMaleRNARNA, MessengerRosiglitazoneThiazolidinediones

Identifiers

PMID14679177
PMCPMC296998
OpenAlexW2136024338

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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.