Evidence map›Paper›PMID 26411686›Full record

ArticleCell reports2015

AgRP Neurons Regulate Bone Mass.

Jae Geun Kim, Ben-Hua Sun, Marcelo O Dietrich, Marco Koch, Gang-Qing Yao, Sabrina Diano, Karl Insogna, Tamas L Horvath

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
1.6field-weighted citation impact, top 19% 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

35 citing papers in PubMed, 50 citations in OpenAlex.

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  15. Role of chitosan in titanium coatings. trends and new generations of coatings.Frontiers in bioengineering and biotechnology · 2022
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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

8 authors at 3 institutions in 4 countries.

Jae Geun KimProgram in Integrative Cell Signaling and Neurobiology of Metabolism, Section of Comparative Medicine, Yale University School of Medicine, New Haven, CT 06520, USA; Division of Life Sciences, College of Life Sciences and Bioengineering, Incheon National University, Incheon 406-772, Republic of Korea.
Ben-Hua SunDepartment of Internal Medicine, Yale University School of Medicine, New Haven, CT 06520, USA.
Marcelo O DietrichProgram in Integrative Cell Signaling and Neurobiology of Metabolism, Section of Comparative Medicine, Yale University School of Medicine, New Haven, CT 06520, USA; Department of Biochemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre RS 90035, Brazil.
Marco KochProgram in Integrative Cell Signaling and Neurobiology of Metabolism, Section of Comparative Medicine, Yale University School of Medicine, New Haven, CT 06520, USA; Institute of Anatomy, University of Leipzig, 04103 Leipzig, Germany.
Gang-Qing YaoDepartment of Internal Medicine, Yale University School of Medicine, New Haven, CT 06520, USA.
Sabrina DianoProgram in Integrative Cell Signaling and Neurobiology of Metabolism, Section of Comparative Medicine, Yale University School of Medicine, New Haven, CT 06520, USA.
Karl InsognaDepartment of Internal Medicine, Yale University School of Medicine, New Haven, CT 06520, USA.
Tamas L HorvathProgram in Integrative Cell Signaling and Neurobiology of Metabolism, Section of Comparative Medicine, Yale University School of Medicine, New Haven, CT 06520, USA. Electronic address: tamas.horvath@yale.edu.
Yale University · USLeipzig University · DEUniversidade Federal do Rio Grande do Sul · BR

Funding

YALE CORE CENTER FOR MUSCULOSKELETAL DISORDERSP30AR046032 · NIAMS · YALE UNIVERSITY · PI HOROWITZ, MARK C · 1999 to 2013
$9.0M
Role of Peroxisome Proliferation in Leptin ResistanceR01DK097566 · NIDDK · YALE UNIVERSITY · PI DIANO, SABRINA · 2013 to 2020
$3.3M
Hypothalamic AgRP Neurons Are Determinants of Healthy Lifespan and Higher Brain DP1DK098058 · NIDDK · YALE UNIVERSITY · PI HORVATH, TAMAS L · 2012 to 2014
$2.4M
AgRP neurons regulate bone remodeling in agingR01AG040236 · NIA · YALE UNIVERSITY · PI HORVATH, TAMAS L, INSOGNA, KARL LEONARD · 2011 to 2015
$1.8M
NIAMS NIH HHS AR46032NIAMS NIH HHS P30 AR046032NIA NIH HHS R01 AG040236NIDDK NIH HHS DP1 DK098058NIDDK NIH HHS R01 DK097566
6 · The paper itself

Abstract

The hypothalamus has been implicated in skeletal metabolism. Whether hunger-promoting neurons of the arcuate nucleus impact the bone is not known. We generated multiple lines of mice to affect AgRP neuronal circuit integrity. We found that mice with Ucp2 gene deletion, in which AgRP neuronal function was impaired, were osteopenic. This phenotype was rescued by cell-selective reactivation of Ucp2 in AgRP neurons. When the AgRP circuitry was impaired by early postnatal deletion of AgRP neurons or by cell autonomous deletion of Sirt1 (AgRP-Sirt1(-/-)), mice also developed reduced bone mass. No impact of leptin receptor deletion in AgRP neurons was found on bone homeostasis. Suppression of sympathetic tone in AgRP-Sirt1(-/-) mice reversed osteopenia in transgenic animals. Taken together, these observations establish a significant regulatory role for AgRP neurons in skeletal bone metabolism independent of leptin action.

Indexed as

Agouti-Related ProteinAnimalsArcuate Nucleus of HypothalamusBone DensityBone Diseases, MetabolicFemurGene Expression RegulationHomeostasisHypothalamusIon ChannelsLeptinMaleMiceMice, KnockoutMitochondrial ProteinsNeuronsAgouti-Related ProteinAgrp protein, mouseIon ChannelsLeptinMitochondrial ProteinsNorepinephrinePropranololReceptors, Adrenergic, betaReceptors, LeptinSirt1 protein, mouseSirtuin 1Ucp2 protein, mouseUncoupling Protein 2

Identifiers

PMID26411686
PMCPMC5868421
OpenAlexW2109272244

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.