Evidence map›Paper›PMID 25605803›Full record

ArticleDiabetes2015

Regulation of glucose tolerance and sympathetic activity by MC4R signaling in the lateral hypothalamus.

Donald A Morgan, Latisha N McDaniel, Terry Yin, Michael Khan, Jingwei Jiang, Michael R Acevedo, Susan A Walsh, Laura L Boles Ponto, Andrew W Norris, Michael Lutter and 2 more

Open access · bronzeAbstract read
In one paragraph

Article in Diabetes, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 50 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
50citing papers in PubMed, 1 pooled it
5.0field-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

50 citing papers in PubMed, 1 synthesis or guideline pooled it, 92 citations in OpenAlex.

  1. Pooled it
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  20. Homeostatic Regulation of Glucose Metabolism by the Central Nervous System.Endocrinology and metabolism (Seoul, Korea) · 2022
    Article
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

12 authors at 2 institutions in 1 country.

Donald A MorganDepartment of Pharmacology, University of Iowa, Carver College of Medicine, Iowa City, IA.
Latisha N McDanielDepartment of Psychiatry, University of Iowa, Carver College of Medicine, Iowa City, IA.
Terry YinDepartment of Psychiatry, University of Iowa, Carver College of Medicine, Iowa City, IA.
Michael KhanDepartment of Psychiatry, University of Iowa, Carver College of Medicine, Iowa City, IA.
Jingwei JiangDepartment of Pharmacology, University of Iowa, Carver College of Medicine, Iowa City, IA.
Michael R AcevedoSmall Animal Imaging Core, University of Iowa, Carver College of Medicine, Iowa City, IA.
Susan A WalshSmall Animal Imaging Core, University of Iowa, Carver College of Medicine, Iowa City, IA.
Laura L Boles PontoDepartment of Radiology, University of Iowa, Carver College of Medicine, Iowa City, IA Department of Pediatrics, University of Iowa, Carver College of Medicine, Iowa City, IA.
Andrew W NorrisDepartment of Pediatrics, University of Iowa, Carver College of Medicine, Iowa City, IA.
Michael LutterDepartment of Psychiatry, University of Iowa, Carver College of Medicine, Iowa City, IA Fraternal Order of Eagles Diabetes Research Center, University of Iowa, Carver College of Medicine, Iowa City, IA Obesity Research and Education Initiative, University of Iowa, Carver College of Medicine, Iowa City, IA.
Kamal RahmouniDepartment of Pharmacology, University of Iowa, Carver College of Medicine, Iowa City, IA Fraternal Order of Eagles Diabetes Research Center, University of Iowa, Carver College of Medicine, Iowa City, IA Obesity Research and Education Initiative, University of Iowa, Carver College of Medicine, Iowa City, IA.
Huxing CuiDepartment of Pharmacology, University of Iowa, Carver College of Medicine, Iowa City, IA Department of Psychiatry, University of Iowa, Carver College of Medicine, Iowa City, IA Fraternal Order of Eagles Diabetes Research Center, University of Iowa, Carver College of Medicine, Iowa City, IA huxing-cui@uiowa.edu.
University of Iowa · USFraternal Order of Eagles · US

Funding

Role of the brain Renin-Angiotensin Sys. in Cardiovas and Metabolic RegulationP01HL084207 · NHLBI · UNIVERSITY OF IOWA · PI GROBE, JUSTIN L · 2007 to 2022
$30.2M
Fatty Acid Defects & Oxidative Stress Modulate Islet Function in Cystic FibrosisR01DK097820 · NIDDK · UNIVERSITY OF IOWA · PI NORRIS, ANDREW W, UC, ALIYE · 2012 to 2016
$1.9M
Melanocortin Signaling in DepressionK08MH084058 · NIMH · UT SOUTHWESTERN MEDICAL CENTER · PI LUTTER, MICHAEL · 2009 to 2013
$853k
NHLBI NIH HHS HL-084207NHLBI NIH HHS P01 HL084207NIDDK NIH HHS (01-DK-097820NIDDK NIH HHS R01 DK097820NIMH NIH HHS K08 MH084058NIMH NIH HHS MH-084058-01A1
6 · The paper itself

Abstract

Melanocortin 4 receptor (MC4R) signaling mediates diverse physiological functions, including energy balance, glucose homeostasis, and autonomic activity. Although the lateral hypothalamic area (LHA) is known to express MC4Rs and to receive input from leptin-responsive arcuate proopiomelanocortin neurons, the physiological functions of MC4Rs in the LHA are incompletely understood. We report that MC4R(LHA) signaling regulates glucose tolerance and sympathetic nerve activity. Restoring expression of MC4Rs specifically in the LHA improves glucose intolerance in obese MC4R-null mice without affecting body weight or circulating insulin levels. Fluorodeoxyglucose-mediated tracing of whole-body glucose uptake identifies the interscapular brown adipose tissue (iBAT) as a primary source where glucose uptake is increased in MC4R(LHA) mice. Direct multifiber sympathetic nerve recording further reveals that sympathetic traffic to iBAT is significantly increased in MC4R(LHA) mice, which accompanies a significant elevation of Glut4 expression in iBAT. Finally, bilateral iBAT denervation prevents the glucoregulatory effect of MC4R(LHA) signaling. These results identify a novel role for MC4R(LHA) signaling in the control of sympathetic nerve activity and glucose tolerance independent of energy balance.

Indexed as

AnimalsBlotting, WesternBody WeightEatingGlucoseHypothalamic Area, LateralMaleMiceMotor ActivityReceptor, Melanocortin, Type 4GlucoseMC4R protein, mouseReceptor, Melanocortin, Type 4

Identifiers

PMID25605803
PMCPMC4439564
OpenAlexW1964031715

What OpenQuestion holds

Textmetadata
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.