Evidence map›Paper›PMID 32940600›Full record

ArticleeLife2020

A whole-brain connectivity map of mouse insular cortex.

Daniel A Gehrlach, Caroline Weiand, Thomas N Gaitanos, Eunjae Cho, Alexandra S Klein, Alexandru A Hennrich, Karl-Klaus Conzelmann, Nadine Gogolla

Open access · goldAbstract read
In one paragraph

Article in eLife, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 166 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
166citing papers in PubMed, 1 pooled it
17.4field-weighted citation impact, top 1% 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

166 citing papers in PubMed, 1 synthesis or guideline pooled it, 318 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Article
  4. Article
  5. Review
  6. Review
  7. Signaling of salience and prediction errors by anterior insula neurons.Biochemical and biophysical research communications · 2026
    Article
  8. Article
  9. Article
  10. Article
  11. The S1-insula Circuit Differentially Modulates Alcohol Drinking and Aversive Behavior in Mice.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2026
    Article
  12. Article
  13. Article
  14. Article
  15. Shared Epitope-PositiveNeurology(R) neuroimmunology & neuroinflammation · 2026
    Article
  16. Article
  17. Article
  18. Article
  19. Review
  20. Nurr1 Orchestrates Claustrum Development and Functionality.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
    Article

106 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

Daniel A Gehrlach *Max Planck Institute of Neurobiology, Circuits for Emotion Research Group, Martinsried, Germany.
Caroline Weiand *Max Planck Institute of Neurobiology, Circuits for Emotion Research Group, Martinsried, Germany.ORCID 0000-0001-8497-1282
Thomas N GaitanosMax Planck Institute of Neurobiology, Circuits for Emotion Research Group, Martinsried, Germany.
Eunjae ChoMax Planck Institute of Neurobiology, Circuits for Emotion Research Group, Martinsried, Germany.
Alexandra S KleinMax Planck Institute of Neurobiology, Circuits for Emotion Research Group, Martinsried, Germany.
Alexandru A HennrichMax von Pettenkofer-Institute and Gene Center, Medical Faculty, Ludwig-Maximilians-University Munich, Munich, Germany.
Karl-Klaus ConzelmannMax von Pettenkofer-Institute and Gene Center, Medical Faculty, Ludwig-Maximilians-University Munich, Munich, Germany.
Nadine GogollaMax Planck Institute of Neurobiology, Circuits for Emotion Research Group, Martinsried, Germany.ORCID 0000-0003-3754-7133
Max Planck Institute of Neurobiology · DELudwig-Maximilians-Universität München · DE

Funding

Agence Nationale de la Recherche ANR-17-CE37-0021Deutsche Forschungsgemeinschaft SPP1665Horizon 2020 Framework Programme ERC-2017-STG 758448
6 · The paper itself

Abstract

The insular cortex (IC) plays key roles in emotional and regulatory brain functions and is affected across psychiatric diseases. However, the brain-wide connections of the mouse IC have not been comprehensively mapped. Here, we traced the whole-brain inputs and outputs of the mouse IC across its rostro-caudal extent. We employed cell-type-specific monosynaptic rabies virus tracings to characterize afferent connections onto either excitatory or inhibitory IC neurons, and adeno-associated viral tracings to label excitatory efferent axons. While the connectivity between the IC and other cortical regions was highly bidirectional, the IC connectivity with subcortical structures was often unidirectional, revealing prominent cortical-to-subcortical or subcortical-to-cortical pathways. The posterior and medial IC exhibited resembling connectivity patterns, while the anterior IC connectivity was distinct, suggesting two major functional compartments. Our results provide insights into the anatomical architecture of the mouse IC and thus a structural basis to guide investigations into its complex functions.

Indexed as

Brain MappingAnimalsCerebral CortexFemaleMaleMiceNeuronsAAV tracinginsular cortexmouseneurosciencerabies virus tracingwhole-brain connectivity

Identifiers

PMID32940600
PMCPMC7538160
OpenAlexW3087121455

What OpenQuestion holds

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LicenceCC BY
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.