Evidence map›Paper›PMID 29560549›Full record

ReviewThe journal of physiological sciences : JPS2018

Role of GABA in the regulation of the central circadian clock of the suprachiasmatic nucleus.

Daisuke Ono, Ken-Ichi Honma, Yuchio Yanagawa, Akihiro Yamanaka, Sato Honma

Open access · goldAbstract readReview
In one paragraph

Review in The journal of physiological sciences : JPS, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed, 1 pooled it
3.4field-weighted citation impact, top 7% 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

45 citing papers in PubMed, 1 synthesis or guideline pooled it, 101 citations in OpenAlex.

  1. Systematic review of drugs that modify the circadian system's phase-shifting responses to light exposure.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2022
    Pooled it
  2. Article
  3. Article
  4. Review
  5. Alcohol and Opioids Modulate Excitatory Inputs to the SCN.bioRxiv : the preprint server for biology · 2026
    Article
  6. Article
  7. Integrating Astrocytes in the Sleep-Wake Cycle: The Time Is Now.BioEssays : news and reviews in molecular, cellular and developmental biology · 2025
    Review
  8. Article
  9. Review
  10. Article
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. Article
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  18. Review
  19. Bidirectional mechanism of comorbidity of depression and insomnia based on synaptic plasticity.Zhong nan da xue xue bao. Yi xue ban = Journal of Central South University. Medical sciences · 2023
    Article
  20. 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

5 authors at 3 institutions in 1 country.

Daisuke OnoDepartment of Neuroscience II, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya, 464-8601, Japan. dai-ono@riem.nagoya-u.ac.jp.
Ken-Ichi HonmaResearch and Education Center for Brain Science, Hokkaido University Graduate School of Medicine, Sapporo, 060-8638, Japan.
Yuchio YanagawaDepartment of Genetic and Behavioral Neuroscience, Gunma University Graduate School of Medicine, Maebashi, 371-8511, Japan.
Akihiro YamanakaDepartment of Neuroscience II, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya, 464-8601, Japan.
Sato HonmaResearch and Education Center for Brain Science, Hokkaido University Graduate School of Medicine, Sapporo, 060-8638, Japan.
Hokkaido University · JPNagoya University · JPGunma University · JP

Funding

Japan Society for the Promotion of Science 15H04679Japan Society for the Promotion of Science 15K12763Japan Society for the Promotion of Science 26860156
6 · The paper itself

Abstract

In mammals, circadian rhythms, such as sleep/wake cycles, are regulated by the central circadian clock located in the suprachiasmatic nucleus (SCN) of the hypothalamus. The SCN consists of thousands of individual neurons, which exhibit circadian rhythms. They synchronize with each other and produce robust and stable oscillations. Although several neurotransmitters are expressed in the SCN, almost all SCN neurons are γ-amino butyric acid (GABA)-ergic. Several studies have attempted to understand the roles of GABA in the SCN; however, precise mechanisms of the action of GABA in the SCN are still unclear. GABA exhibits excitatory and/or inhibitory characteristics depending on the circadian phase or region in the SCN. It can both synchronize and destabilize cellular circadian rhythms in individual SCN cells. Differing environmental light conditions, such as a long photoperiod, result in the decoupling of circadian oscillators of the dorsal and ventral SCN. This is due to high intracellular chloride concentrations in the dorsal SCN. Because mice with functional GABA deficiency, such as vesicular GABA transporter- and glutamate decarboxylase-deficient mice, are neonatal lethal, research has been limited to pharmacological approaches. Furthermore, different recording methods have been used to understand the roles of GABA in the SCN. The excitability of GABAergic neurons also changes during the postnatal period. Although there are technical difficulties in understanding the functions of GABA in the SCN, technical developments may help uncover new roles of GABA in circadian physiology and behavior.

Indexed as

AnimalsCircadian ClocksCircadian Rhythmgamma-Aminobutyric AcidHumansNeuronsPhotoperiodSuprachiasmatic Nucleusgamma-Aminobutyric AcidCellular networksCircadian rhythmClock geneGABAPhotoperiodSuprachiasmatic nucleus

Identifiers

PMID29560549
PMCPMC10717195
OpenAlexW2790979952

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.