Evidence map›Paper›PMID 38030643›Full record

ArticleScientific reports2023

Using trials of caloric restriction and bariatric surgery to explore the effects of body mass index on the circulating proteome.

Lucy J Goudswaard, Madeleine L Smith, David A Hughes, Roy Taylor, Michael Lean, Naveed Sattar, Paul Welsh, Alex McConnachie, Jane M Blazeby, Chris A Rogers and 5 more

Abstract read
In one paragraph

Article in Scientific reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

12 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
  3. Leveraging Multiomic Signatures to Predict Body Composition.Advances in nutrition (Bethesda, Md.) · 2026
    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

15 authors.

Lucy J GoudswaardPopulation Health Sciences, University of Bristol, Oakfield House, Oakfield Grove, Bristol, BS8 2BN, UK. lucy.goudswaard@bristol.ac.uk.
Madeleine L SmithPopulation Health Sciences, University of Bristol, Oakfield House, Oakfield Grove, Bristol, BS8 2BN, UK.
David A HughesPopulation Health Sciences, University of Bristol, Oakfield House, Oakfield Grove, Bristol, BS8 2BN, UK.
Roy TaylorNewcastle Magnetic Resonance Centre, Translational and Clinical Research Institute, Newcastle University, Newcastle Upon Tyne, NE4 5PL, UK.
Michael LeanHuman Nutrition, School of Medicine, Dentistry and Nursing, College of Medical, Veterinary & Life Sciences, University of Glasgow, Glasgow, G31 2ER, UK.
Naveed SattarSchool of Cardiovascular and Medical Science, University of Glasgow, Glasgow, G12 8TA, UK.
Paul WelshSchool of Cardiovascular and Medical Science, University of Glasgow, Glasgow, G12 8TA, UK.
Alex McConnachieRobertson Centre for Biostatistics, School of Health and Wellbeing, University of Glasgow, Glasgow, G12 8QQ, UK.
Jane M BlazebyPopulation Health Sciences, University of Bristol, Oakfield House, Oakfield Grove, Bristol, BS8 2BN, UK.
Chris A RogersBristol Medical School, Bristol Trials Centre, University of Bristol, Bristol, BS8 1NU, UK.
Karsten SuhreDepartment of Biophysics and Physiology, Weill Cornell Medicine - Qatar, Doha, Qatar.
Shaza B ZaghloolDepartment of Biophysics and Physiology, Weill Cornell Medicine - Qatar, Doha, Qatar.
Ingeborg HersPhysiology, Pharmacology & Neuroscience, University of Bristol, Biomedical Sciences Building, University Walk, Bristol, BS8 1TD, UK.
Nicholas J Timpson *Population Health Sciences, University of Bristol, Oakfield House, Oakfield Grove, Bristol, BS8 2BN, UK.
Laura J Corbin *Population Health Sciences, University of Bristol, Oakfield House, Oakfield Grove, Bristol, BS8 2BN, UK.

Funding

British Heart Foundation AA/18/1/34219British Heart Foundation RE/18/6/34217Cancer Research UK C18281/A29019Diabetes UK 17/0005645Wellcome TrustWellcome Trust 202802/Z/16/ZWellcome Trust 218495/Z/19/ZWellcome Trust WT 217065/Z/19/Z
6 · The paper itself

Abstract

Thousands of proteins circulate in the bloodstream; identifying those which associate with weight and intervention-induced weight loss may help explain mechanisms of diseases associated with adiposity. We aimed to identify consistent protein signatures of weight loss across independent studies capturing changes in body mass index (BMI). We analysed proteomic data from studies implementing caloric restriction (Diabetes Remission Clinical trial) and bariatric surgery (By-Band-Sleeve), using SomaLogic and Olink Explore1536 technologies, respectively. Linear mixed models were used to estimate the effect of the interventions on circulating proteins. Twenty-three proteins were altered in a consistent direction after both bariatric surgery and caloric restriction, suggesting that these proteins are modulated by weight change, independent of intervention type. We also integrated Mendelian randomisation (MR) estimates of the effect of BMI on proteins measured by SomaLogic from a UK blood donor cohort as a third line of causal evidence. These MR estimates provided further corroborative evidence for a role of BMI in regulating the levels of six proteins including alcohol dehydrogenase-4, nogo receptor and interleukin-1 receptor antagonist protein. These results indicate the importance of triangulation in interrogating causal relationships; further study into the role of proteins modulated by weight in disease is now warranted.

Indexed as

Bariatric SurgeryProteomeBody Mass IndexCaloric RestrictionHumansProteomicsWeight LossProteome

Identifiers

PMID38030643
PMCPMC10686974

What OpenQuestion holds

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Registered trials

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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.