Evidence map›Paper›PMID 25331375›Full record

ArticleDiabetologia2015

Enhanced fatty acid uptake in visceral adipose tissue is not reversed by weight loss in obese individuals with the metabolic syndrome.

Marco Bucci, Anna C Karmi, Patricia Iozzo, Barbara A Fielding, Antti Viljanen, Robert M Badeau, Ronald Borra, Virva Saunavaara, Tam Pham, Jarna C Hannukainen and 6 more

Abstract readControlled Clinical Trial
PubMed Publisher
In one paragraph

Article in Diabetologia, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

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

  1. Pooled it
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  6. [Scientific reports · 2019
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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

16 authors.

Marco BucciTurku PET Centre, University of Turku and Turku University Hospital, P.O. Box 52, FI-20521, Turku, Finland, marbuc@utu.fi.
Anna C Karmi
Patricia Iozzo
Barbara A Fielding
Antti Viljanen
Robert M Badeau
Ronald Borra
Virva Saunavaara
Tam Pham
Jarna C Hannukainen
Kari Kalliokoski
Merja Haaparanta-Solin
Tapio Viljanen
Riitta Parkkola
Keith N Frayn
Pirjo Nuutila

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aims/hypothesisObesity causes an imbalance in fat mass distribution between visceral and subcutaneous adipose tissue (AT) depots. We tested the hypothesis that this relates to increased NEFA uptake between these depots in obese compared with healthy participants. Second, we hypothesised that a diet very low in energy (very low calorie diet [VLCD]) decreases fat mass in obese participants and that this is associated with the decline in NEFA uptake.

methodsNEFA uptake in AT depots was measured with [(18)F]-fluoro-6-thia-heptadecanoic acid ((18)F-FTHA) and positron emission tomography (PET) in 18 obese participants with the metabolic syndrome before and after a 6 week VLCD. Whole body fat oxidation was measured using indirect calorimetry and [U-(13)C]palmitate. Sixteen non-obese participants were controls.

resultsObese participants had >100% higher (p < 0.0001) NEFA uptake in the visceral and subcutaneous abdominal AT depots than controls. VLCD decreased AT mass in all regions (12% to 21%), but NEFA uptake was decreased significantly (18%; p < 0.006) only in the femoral AT. Whole body carbohydrate oxidation decreased, while fat oxidation increased. CONCLUSIONS/

interpretationThe data demonstrate that weight loss caused by VLCD does not affect abdominal fasting NEFA uptake rates. We found that visceral fat takes up more NEFAs than subcutaneous AT depots, even after weight loss.

Indexed as

AdultCaloric RestrictionCalorimetry, IndirectFatty Acids, NonesterifiedFemaleHumansIntra-Abdominal FatMaleMetabolic SyndromeMiddle AgedMuscle, SkeletalObesityPositron-Emission TomographyRadiographySubcutaneous FatWeight LossFatty Acids, Nonesterified

Identifiers

What OpenQuestion holds

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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.