Evidence map›Paper›PMID 25754472›Full record

ArticleChemistry & biology2015

Activation of muscular TrkB by its small molecular agonist 7,8-dihydroxyflavone sex-dependently regulates energy metabolism in diet-induced obese mice.

Chi Bun Chan, Margaret Chui Ling Tse, Xia Liu, Shuai Zhang, Robin Schmidt, Reed Otten, Liegang Liu, Keqiang Ye

Open access · greenAbstract read
In one paragraph

Article in Chemistry & biology, 2015. 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
3.0field-weighted citation impact, top 9% 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, 75 citations in OpenAlex.

  1. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 2 institutions in 2 countries.

Chi Bun ChanDepartment of Pathology and Laboratory Medicine, Emory University School of Medicine, 615 Michael Street, Atlanta, GA 30322, USA; Department of Physiology, University of Oklahoma Health Sciences Center, 940 Stanton L. Young Boulevard, Oklahoma City, OK 73104, USA.
Margaret Chui Ling TseDepartment of Pathology and Laboratory Medicine, Emory University School of Medicine, 615 Michael Street, Atlanta, GA 30322, USA; Department of Physiology, University of Oklahoma Health Sciences Center, 940 Stanton L. Young Boulevard, Oklahoma City, OK 73104, USA.
Xia LiuDepartment of Pathology and Laboratory Medicine, Emory University School of Medicine, 615 Michael Street, Atlanta, GA 30322, USA.
Shuai ZhangDepartment of Pathology and Laboratory Medicine, Emory University School of Medicine, 615 Michael Street, Atlanta, GA 30322, USA.
Robin SchmidtDepartment of Pathology and Laboratory Medicine, Emory University School of Medicine, 615 Michael Street, Atlanta, GA 30322, USA.
Reed OttenDepartment of Pathology and Laboratory Medicine, Emory University School of Medicine, 615 Michael Street, Atlanta, GA 30322, USA.
Liegang LiuDepartment of Nutrition and Food Hygiene, Hubei Key Laboratory of Food Nutrition and Safety, School of Public Health, Tongji Medical College, Huazhong University of Science & Technology, 13 Hangkong Road, Wuhan, 430030, P.R. China.
Keqiang YeDepartment of Pathology and Laboratory Medicine, Emory University School of Medicine, 615 Michael Street, Atlanta, GA 30322, USA. Electronic address: kye@emory.edu.
Emory University · USHuazhong University of Science and Technology · CN

Funding

Vanderbilt Mouse Metabolic Physiology CenterU24DK059637 · NIDDK · VANDERBILT UNIVERSITY · PI WASSERMAN, DAVID H · 2001 to 2015
$14.9M
Vanderbilt Mouse Metabolic Phenotyping CenterU2CDK059637 · NIDDK · VANDERBILT UNIVERSITY · PI WASSERMAN, DAVID H · 2016 to 2021
$6.3M
Auditory Neuroprotection by Small Molecule Agonists of the TrkB ReceptorR01DC010204 · NIDCD · EMORY UNIVERSITY · PI LIN, XI, YE, KEQIANG · 2009 to 2013
$1.7M
Mechanistic studies on obesity-deteriorated glucose and lipid metabolismsR01DK097092 · NIDDK · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI RAJALA, RAJU VS · 2013 to 2015
$967k
NIDCD NIH HHS DC010204NIDCD NIH HHS R01 DC010204NIDDK NIH HHS DK059637NIDDK NIH HHS DK097092NIDDK NIH HHS R01 DK097092NIDDK NIH HHS U24 DK059637
6 · The paper itself

Abstract

Chronic activation of brain-derived neurotrophic factor (BDNF) receptor TrkB is a potential method to prevent development of obesity, but the short half-life and nonbioavailable nature of BDNF hampers validation of the hypothesis. We report here that activation of muscular TrkB by the BDNF mimetic, 7,8-dihydroxyflavone (7,8-DHF), is sufficient to protect the development of diet-induced obesity in female mice. Using in vitro and in vivo models, we found that 7,8-DHF treatment enhanced the expression of uncoupling protein 1 (UCP1) and AMP-activated protein kinase (AMPK) activity in skeletal muscle, which resulted in increased systemic energy expenditure, reduced adiposity, and improved insulin sensitivity in female mice fed a high-fat diet. This antiobesity activity of 7,8-DHF is muscular TrkB-dependent as 7,8-DHF cannot mitigate diet-induced obesity in female muscle-specific TrkB knockout mice. Hence, our data reveal that chronic activation of muscular TrkB is useful in alleviating obesity and its complications.

Indexed as

3T3-L1 CellsAnimalsDiet, High-FatEnzyme ActivationFemaleFlavonesHEK293 CellsHumansMaleMembrane GlycoproteinsMiceMice, Inbred C57BLMice, KnockoutMice, ObeseMice, TransgenicObesity6,7-dihydroxyflavoneFlavonesMembrane GlycoproteinsNtrk2 protein, mouseProtein-Tyrosine KinasesReceptor, trkBtropomyosin-related kinase-B, human

Identifiers

PMID25754472
PMCPMC4369457
OpenAlexW2071815304

What OpenQuestion holds

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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.