Evidence map›Paper›PMID 33854035›Full record

ArticleTranslational psychiatry2021

Endocannabinoid signaling in the lateral habenula regulates pain and alcohol consumption.

Rao Fu, Ying Tang, Wenfu Li, Zhiheng Ren, Ding Li, Jiayi Zheng, Wanhong Zuo, Xuejun Chen, Qi Kang Zuo, Kelsey L Tam and 4 more

Open access · goldAbstract read
In one paragraph

Article in Translational psychiatry, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
5.3field-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

27 citing papers in PubMed, 45 citations in OpenAlex.

  1. Article
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  4. FAAH and MAGL inhibition: Evolving approaches to treating substance use disorders.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2026
    Review
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  14. LPA1 receptors in the lateral habenula regulate negative affective states associated with alcohol withdrawal.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2023
    Article
  15. Article
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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

14 authors at 2 institutions in 2 countries.

Rao Fu *Department of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.ORCID http://orcid.org/0000-0002-7551-4618
Ying Tang *Department of Microbiology, Biochemistry and Molecular Genetics, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.
Wenfu LiDepartment of Anatomy, School of Medicine, Sun Yat-sen University, Guangzhou, Guangdong, 510080, China.
Zhiheng RenDepartment of Anatomy, School of Medicine, Sun Yat-sen University, Guangzhou, Guangdong, 510080, China.
Ding LiDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.
Jiayi ZhengDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.
Wanhong ZuoDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.
Xuejun ChenDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.
Qi Kang ZuoDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.
Kelsey L TamDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.
Yucong ZouDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.
Thomas BachmannDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.ORCID http://orcid.org/0000-0003-2579-0400
Alex BekkerDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA.
Jiang-Hong YeDepartment of Anesthesiology, Pharmacology, Physiology & Neuroscience, Rutgers, The State University of New Jersey, New Jersey Medical School, Newark, NJ, 07103, USA. ye@njms.rutgers.edu.ORCID http://orcid.org/0000-0003-2545-4239
Rutgers, The State University of New Jersey · USSun Yat-sen University · CN

Funding

Mechanisms of regulation of ethanol intake by lateral habenulaR01AA021657 · NIAAA · RBHS-NEW JERSEY MEDICAL SCHOOL · PI YE, JIANG-HONG · 2013 to 2017
$1.8M
Role of Rostromedial Tegmental Nucleus in alcohol addictionR01AA022292 · NIAAA · RBHS-NEW JERSEY MEDICAL SCHOOL · PI YE, JIANG-HONG · 2014 to 2018
$1.7M
NIAAA NIH HHS R01 AA021657NIAAA NIH HHS R01 AA022292
6 · The paper itself

Abstract

Hyperalgesia, which often occurs in people suffering from alcohol use disorder, may drive excessive drinking and relapse. Emerging evidence suggests that the lateral habenula (LHb) may play a significant role in this condition. Previous research suggests that endocannabinoid signaling (eCBs) is involved in drug addiction and pain, and that the LHb contains core components of the eCBs machinery. We report here our findings in rats subjected to chronic ethanol vapor exposure. We detected a substantial increase in endocannabinoid-related genes, including Mgll and Daglb mRNA levels, as well as monoacylglycerol lipase (MAGL) protein levels, as well as a decrease in Cnr1 mRNA and type-1 cannabinoid receptor (CB1R) protein levels, in the LHb of ethanol-exposed rats. Also, rats withdrawing from ethanol exposure displayed hypersensitivity to mechanical and thermal nociceptive stimuli. Conversely, intra-LHb injection of the MAGL inhibitor JZL184, the fatty acid amide hydrolase inhibitor URB597, or the CB1R agonist WIN55,212-2 produced an analgesic effect, regardless of ethanol or air exposure history, implying that alcohol exposure does not change eCB pain responses. Intra-LHb infusion of the CB1R inverse agonist rimonabant eliminated the analgesic effect of these chemicals. Rimonabant alone elicited hyperalgesia in the air-, but not ethanol-exposed animals. Moreover, intra-LHb JZL184, URB597, or WIN55,212-2 reduced ethanol consumption in both homecages and operant chambers in rats exposed to ethanol vapor but not air. These findings suggest that LHb eCBs play a pivotal role in nociception and facilitating LHb eCBs may attenuate pain in drinkers.

Indexed as

HabenulaAlcohol DrinkingAnimalsEndocannabinoidsMonoacylglycerol LipasesPainRatsEndocannabinoidsMonoacylglycerol Lipases

Identifiers

PMID33854035
PMCPMC8046806
OpenAlexW3156499895

What OpenQuestion holds

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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 OpenQuestion graph.