Evidence map›Paper›PMID 27488235›Full record

ArticleThe American journal of clinical nutrition2016

Biomarkers of browning of white adipose tissue and their regulation during exercise- and diet-induced weight loss.

Asif Nakhuda, Andrea R Josse, Valentina Gburcik, Hannah Crossland, Frederic Raymond, Sylviane Metairon, Liam Good, Philip J Atherton, Stuart M Phillips, James A Timmons

Open access · hybridAbstract readControlled Clinical Trial
In one paragraph

Article in The American journal of clinical nutrition, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
5.3field-weighted citation impact, top 4% 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

37 citing papers in PubMed, 67 citations in OpenAlex.

  1. Trial
  2. Exercise and Fat: A Primer.Sports medicine - open · 2026
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  17. Impacts of rat hindlimb Fndc5/irisin overexpression on muscle and adipose tissue metabolism.American journal of physiology. Endocrinology and metabolism · 2020
    Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 6 institutions in 3 countries.

Asif NakhudaSchool of Medicine, Derby Royal Hospital, University of Nottingham, Nottingham, United Kingdom;ORCID http://orcid.org/0000-0001-6201-0624
Andrea R JosseDepartment of Kinesiology, Brock University, St. Catharines, Canada;
Valentina GburcikRoyal Veterinary College, London, United Kingdom;
Hannah CrosslandDivision of Genetics and Molecular Medicine, King's College London, London, United Kingdom;ORCID http://orcid.org/0000-0002-9009-3049
Frederic RaymondFunctional Genomics, Nestle Institute of Health Sciences, Lausanne, Switzerland; and.
Sylviane MetaironFunctional Genomics, Nestle Institute of Health Sciences, Lausanne, Switzerland; and.ORCID http://orcid.org/0000-0003-2434-8733
Liam GoodRoyal Veterinary College, London, United Kingdom;
Philip J AthertonSchool of Medicine, Derby Royal Hospital, University of Nottingham, Nottingham, United Kingdom;
Stuart M PhillipsExercise Metabolism Research Group, McMaster University, Hamilton, Canada.ORCID http://orcid.org/0000-0002-1956-4098
James A TimmonsDivision of Genetics and Molecular Medicine, King's College London, London, United Kingdom; jamie.timmons@gmail.com.ORCID http://orcid.org/0000-0002-2255-1220
King's College London · GBNestlé (Switzerland) · CHRoyal Veterinary College · GBUniversity of Nottingham · GBBrock University · CAMcMaster University · CA

Funding

Biotechnology and Biological Sciences Research Council BB/G013128/1
6 · The paper itself

Abstract

backgroundA hypothesis exists whereby an exercise- or dietary-induced negative energy balance reduces human subcutaneous white adipose tissue (scWAT) mass through the formation of brown-like adipocyte (brite) cells. However, the validity of biomarkers of brite formation has not been robustly evaluated in humans, and clinical data that link brite formation and weight loss are sparse.

objectivesWe used rosiglitazone and primary adipocytes to stringently evaluate a set of biomarkers for brite formation and determined whether the expression of biomarker genes in scWAT could explain the change in body composition in response to exercise training combined with calorie restriction in obese and overweight women (n = 79).

designGene expression was derived from exon DNA microarrays and preadipocytes from obesity-resistant and -sensitive mice treated with rosiglitazone to generate candidate brite biomarkers from a microarray. These biomarkers were evaluated against data derived from scWAT RNA from obese and overweight women before and after supervised exercise 5 d/wk for 16 wk combined with modest calorie restriction (∼0.84 MJ/d).

resultsForty percent of commonly used brite gene biomarkers exhibited an exon or strain-specific regulation. No biomarkers were positively related to weight loss in human scWAT. Greater weight loss was significantly associated with less uncoupling protein 1 expression (P = 0.006, R(2) = 0.09). In a follow-up global analysis, there were 161 genes that covaried with weight loss that were linked to greater CCAAT/enhancer binding protein α activity (z = 2.0, P = 6.6 × 10(-7)), liver X receptor α/β agonism (z = 2.1, P = 2.8 × 10(-7)), and inhibition of leptin-like signaling (z = -2.6, P = 3.9 × 10(-5)).

conclusionWe identify a subset of robust RNA biomarkers for brite formation and show that calorie-restriction-mediated weight loss in women dynamically remodels scWAT to take on a more-white rather than a more-brown adipocyte phenotype.

Indexed as

Diet, ReducingExerciseGene Expression RegulationAdipocytes, BeigeAdipocytes, WhiteAdipose Tissue, BeigeAdultAnimalsBiomarkersCells, CulturedCombined Modality TherapyFemaleGene Expression ProfilingHumansHypoglycemic AgentsMice, 129 StrainBiomarkersHypoglycemic AgentsRNA, MessengerUncoupling Protein 1browningexercisemicroarrayobesityweight losswhite adipose tissue

Identifiers

PMID27488235
PMCPMC4997298
OpenAlexW2483569930

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.