Evidence map›Paper›PMID 33106599›Full record

ArticleMolecular psychiatry2021

Leptin regulates exon-specific transcription of the Bdnf gene via epigenetic modifications mediated by an AKT/p300 HAT cascade.

Chen Li, Fantao Meng, Yun Lei, Jing Liu, Jing Liu, Jingyan Zhang, Fang Liu, Cuilan Liu, Ming Guo, Xin-Yun Lu

Open access · hybridAbstract read
In one paragraph

Article in Molecular psychiatry, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
3.0field-weighted citation impact, top 8% 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

21 citing papers in PubMed, 55 citations in OpenAlex.

  1. Intermittent Fasting Enhances Genome Integrity and Cytoprotective Pathways via (BHB) β-Hydroxybutyrate Signaling and Chromatin Remodeling.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026
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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

10 authors at 3 institutions in 2 countries.

Chen LiInstitute for Metabolic & Neuropsychiatric Disorders, Binzhou Medical University Hospital, Shandong, China. lc_0625@163.com.ORCID http://orcid.org/0000-0001-5385-6249
Fantao MengInstitute for Metabolic & Neuropsychiatric Disorders, Binzhou Medical University Hospital, Shandong, China.
Yun LeiDepartment of Neuroscience & Regenerative Medicine, Medical College of Georgia at Augusta University, Augusta, GA, USA.ORCID http://orcid.org/0000-0003-4572-6078
Jing LiuDepartment of Pharmacology, University of Texas Health Science Center at San Antonio, San Antonio, TX, USA.
Jing LiuInstitute for Metabolic & Neuropsychiatric Disorders, Binzhou Medical University Hospital, Shandong, China.
Jingyan ZhangDepartment of Neuroscience & Regenerative Medicine, Medical College of Georgia at Augusta University, Augusta, GA, USA.
Fang LiuDepartment of Neuroscience & Regenerative Medicine, Medical College of Georgia at Augusta University, Augusta, GA, USA.
Cuilan LiuInstitute for Metabolic & Neuropsychiatric Disorders, Binzhou Medical University Hospital, Shandong, China.
Ming GuoDepartment of Neuroscience & Regenerative Medicine, Medical College of Georgia at Augusta University, Augusta, GA, USA.
Xin-Yun LuDepartment of Neuroscience & Regenerative Medicine, Medical College of Georgia at Augusta University, Augusta, GA, USA. xylu@augusta.edu.ORCID http://orcid.org/0000-0002-9103-4542
Binzhou Medical University · CNAugusta University · USThe University of Texas Health Science Center at San Antonio · US

Funding

The Adipocyte PPARgama/Adiponectin Axis and Alzheimer's DiseaseRF1AG062166 · NIA · AUGUSTA UNIVERSITY · PI LU, XIN-YUN · 2019 to 2019
$3.5M
Adiponectin signaling in mood regulationR01MH100583 · NIMH · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI LU, XIN-YUN · 2013 to 2017
$1.9M
HDAC9, Aging and Alzheimer's DiseaseR56AG064895 · NIA · AUGUSTA UNIVERSITY · PI LU, XIN-YUN, WEINTRAUB, NEAL L · 2019 to 2020
$1.5M
Distinct roles of POMC and AgRP neurons in chronic stress-induced depressive behaviorsR56MH119456 · NIMH · AUGUSTA UNIVERSITY · PI LU, XIN-YUN · 2019 to 2020
$916k
NIA NIH HHS R56 AG064895NIA NIH HHS RF1 AG062166NIMH NIH HHS R01 MH100583NIMH NIH HHS R56 MH119456
6 · The paper itself

Abstract

Leptin is an adipocyte-derived hormone with pleiotropic functions affecting appetite and mood. While leptin's role in the regulation of appetite has been extensively studied in hypothalamic neurons, its function in the hippocampus, where it regulates mood-related behaviors, is poorly understood. Here, we show that the leptin receptor (LepRb) colocalizes with brain-derived neurotrophic factor (BDNF), a key player in the pathophysiology of major depression and the action of antidepressants, in the dentate gyrus of the hippocampus. Leptin treatment increases, whereas deficiency of leptin or leptin receptors decreases, total Bdnf mRNA levels, with distinct expression profiles of specific exons, in the hippocampus. Epigenetic analyses reveal that histone modifications, but not DNA methylation, underlie exon-specific transcription of the Bdnf gene induced by leptin. This is mediated by stimulation of AKT signaling, which in turn activates histone acetyltransferase p300 (p300 HAT), leading to changes in histone H3 acetylation and methylation at specific Bdnf promoters. Furthermore, deletion of Bdnf in the dentate gyrus, or specifically in LepRb-expressing neurons, abolishes the antidepressant-like effects of leptin. These findings indicate that leptin, acting via an AKT-p300 HAT epigenetic cascade, induces exon-specific Bdnf expression, which in turn is indispensable for leptin-induced antidepressant-like effects.

Indexed as

Brain-Derived Neurotrophic FactorEpigenesis, GeneticLeptinAnimalsExonsGene Expression RegulationHippocampusHistonesMiceMice, Inbred C57BLp300-CBP-Associated Factorp300-CBP Transcription FactorsProto-Oncogene Proteins c-aktBrain-Derived Neurotrophic FactorHistonesLeptinp300-CBP-Associated Factorp300-CBP Transcription FactorsProto-Oncogene Proteins c-akt

Identifiers

PMID33106599
PMCPMC8550971
OpenAlexW3093745409

What Socratic holds

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LicenceCC BY
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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 Socratic graph.