Evidence map›Paper›PMID 37336974›Full record

ReviewNature neuroscience2023

Cell and circuit complexity of the external globus pallidus.

Connor D Courtney, Arin Pamukcu, C Savio Chan

Abstract readReview
In one paragraph

Review in Nature neuroscience, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
–field-weighted citation impact
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

37 citing papers in PubMed.

  1. Trial
  2. Cognitive functions of the GPe.Trends in neurosciences · 2026
    Review
  3. Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. Article
  10. Temporal Variability in the Spiking Activity of Neurons in the External Globus Pallidus in Healthy and Parkinsonian Monkeys.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2026
    Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Unraveling Pallido-Retrorubral Circuits Linking the Basal Ganglia to Limbic Areas.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
    Article
  20. A New Optogenetic Tool to Investigate the Role of Dopamine Signaling in the Basal Ganglia.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
    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

3 authors.

Connor D CourtneyDepartment of Neuroscience, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA.
Arin PamukcuDepartment of Neuroscience, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA.
C Savio ChanDepartment of Neuroscience, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA. saviochan@gmail.com.ORCID http://orcid.org/0000-0002-3474-1718

Funding

PREDOCTORAL AND POSTDOCTORAL TRAINING PROGRAM IN AGING AND DEMENTIAT32AG020506 · NIA · NORTHWESTERN UNIVERSITY AT CHICAGO · PI ROBERT J VASSAR, SANDRA WEINTRAUB · 2002 to 2026
$9.9M
Striatopallidal GABAergic Signaling in Mouse Models of Parkinson's DiseaseR01NS069777 · NINDS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI CHAN, SAVIO · 2010 to 2021
$3.9M
Transformation of the stress response into motor behavior by the external globus pallidusR01MH112768 · NIMH · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI JUSTICE, NICHOLAS J · 2017 to 2021
$2.3M
Age-Related Histone Modification Effect on Antipsychotic ActionR01MH109466 · NIMH · NORTHWESTERN UNIVERSITY AT CHICAGO · PI DONG, HONGXIN · 2016 to 2020
$2.1M
LRRK2-mediated molecular and synaptic events in the striatumR01NS097901 · NINDS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI PARISIADOU, LOUKIA · 2016 to 2020
$2.0M
Dopamine neurotransmission in a model of DOPA-responsive dystoniaR01NS088528 · NINDS · EMORY UNIVERSITY · PI HESS, ELLEN J. · 2015 to 2019
$1.9M
Investigation of Pallidal Neurons in Motor InhibitionR56NS069777 · NINDS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI CHAN, SAVIO · 2022 to 2022
$536k
NIA NIH HHS T32 AG020506NIMH NIH HHS R01 MH109466NIMH NIH HHS R01 MH112768NINDS NIH HHS R01 NS069777NINDS NIH HHS R01 NS088528NINDS NIH HHS R01 NS097901NINDS NIH HHS R56 NS069777
6 · The paper itself

Abstract

The external globus pallidus (GPe) of the basal ganglia has been underappreciated owing to poor understanding of its cells and circuits. It was assumed that the GPe consisted of a homogeneous neuron population primarily serving as a 'relay station' for information flowing through the indirect basal ganglia pathway. However, the advent of advanced tools in rodent models has sparked a resurgence in interest in the GPe. Here, we review recent data that have unveiled the cell and circuit complexity of the GPe. These discoveries have revealed that the GPe does not conform to traditional views of the basal ganglia. In particular, recent evidence confirms that the afferent and efferent connections of the GPe span both the direct and the indirect pathways. Furthermore, the GPe displays broad interconnectivity beyond the basal ganglia, consistent with its emerging multifaceted roles in both motor and non-motor functions. In summary, recent data prompt new proposals for computational rules of the basal ganglia.

Indexed as

Basal GangliaGlobus PallidusNeural PathwaysNeurons

Identifiers

PMID37336974
PMCPMC11382492

What OpenQuestion holds

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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.