Evidence map›Paper›PMID 20105310›Full record

ArticleBMC medical genomics2010

Association of adipocyte genes with ASP expression: a microarray analysis of subcutaneous and omental adipose tissue in morbidly obese subjects.

Robin E MacLaren, Wei Cui, HuiLing Lu, Serge Simard, Katherine Cianflone

Open access · goldAbstract readComparative Study
In one paragraph

Article in BMC medical genomics, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
4.2field-weighted citation impact, top 6% 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

39 citing papers in PubMed, 80 citations in OpenAlex.

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  17. Fat fibrosis: friend or foe?JCI insight · 2018
    Review
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  19. Obesity-induced changes in lipid mediators persist after weight loss.International journal of obesity (2005) · 2018
    Article
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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

5 authors at 3 institutions in 1 country.

Robin E MacLarenCentre de Recherche Institut Universitaire de Cardiologie et de Pneumologie de Quebec, Laval University, Quebec, Canada.
Wei Cui
HuiLing Lu
Serge Simard
Katherine Cianflone
Institut Universitaire de Cardiologie et de Pneumologie de Québec · CAUniversité Laval · CAMcGill University Health Centre · CA

Funding

Canadian Institutes of Health Research MOP77532
6 · The paper itself

Abstract

backgroundPrevalence of obesity is increasing to pandemic proportions. However, obese subjects differ in insulin resistance, adipokine production and co-morbidities. Based on fasting plasma analysis, obese subjects were grouped as Low Acylation Stimulating protein (ASP) and Triglyceride (TG) (LAT) vs High ASP and TG (HAT). Subcutaneous (SC) and omental (OM) adipose tissues (n = 21) were analysed by microarray, and biologic pathways in lipid metabolism and inflammation were specifically examined.

methodsLAT and HAT groups were matched in age, obesity, insulin, and glucose, and had similar expression of insulin-related genes (InsR, IRS-1). ASP related genes tended to be increased in the HAT group and were correlated (factor B, adipsin, complement C3, p < 0.01 each). Differences between LAT and HAT group were almost exclusively in SC tissue, with little difference in OM tissue. Increased C5L2 (p < 0.01), an ASP receptor, in HAT suggests a compensatory ASP pathway, associated with increased TG storage.

resultsHAT adipose tissue demonstrated increased lipid related genes for storage (CD36, DGAT1, DGAT2, SCD1, FASN, and LPL), lipolysis (HSL, CES1, perilipin), fatty acid binding proteins (FABP1, FABP3) and adipocyte differentiation markers (CEBPalpha, CEBPbeta, PPARgamma). By contrast, oxidation related genes were decreased (AMPK, UCP1, CPT1, FABP7). HAT subjects had increased anti-inflammatory genes TGFB1, TIMP1, TIMP3, and TIMP4 while proinflammatory PIG7 and MMP2 were also significantly increased; all genes, p < 0.025.

conclusionTaken together, the profile of C5L2 receptor, ASP gene expression and metabolic factors in adipose tissue from morbidly obese HAT subjects suggests a compensatory response associated with the increased plasma ASP and TG.

Indexed as

Adipose TissueAdultComplement C3Fatty Acid-Binding ProteinsFemaleGene Expression RegulationHumansInflammationIntercellular Signaling Peptides and ProteinsLipid MetabolismMaleMicroarray AnalysisMiddle AgedObesityOmentumReceptor, Anaphylatoxin C5aC3 protein, humanC5aR2 protein, humanComplement C3Fatty Acid-Binding ProteinsIntercellular Signaling Peptides and ProteinsReceptor, Anaphylatoxin C5aReceptors, ChemokineTriglycerides

Identifiers

PMID20105310
PMCPMC2843642
OpenAlexW2091780413

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.