Evidence map›Paper›PMID 34397382›Full record

ArticleeLife2021

Spatially patterned excitatory neuron subtypes and projections of the claustrum.

Sarah R Erwin, Brianna N Bristow, Kaitlin E Sullivan, Rennie M Kendrick, Brian Marriott, Lihua Wang, Jody Clements, Andrew L Lemire, Jesse Jackson, Mark S Cembrowski

Abstract read
In one paragraph

Article in eLife, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing 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

32 citing papers in PubMed.

  1. Article
  2. Review
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  6. Cell-type-specific sustained value representations in the claustrum.bioRxiv : the preprint server for biology · 2026
    Article
  7. Specific Glutamatergic Projection to Claustrum for Regulating Methamphetamine Abstinence Anxiety-Like Behaviors.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2026
    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

10 authors.

Sarah R Erwin *Department of Cellular and Physiological Sciences, Life Sciences Institute, University of British Columbia, Vancouver, Canada.ORCID 0000-0001-8710-1848
Brianna N Bristow *Department of Cellular and Physiological Sciences, Life Sciences Institute, University of British Columbia, Vancouver, Canada.ORCID 0000-0002-0411-916X
Kaitlin E SullivanDepartment of Cellular and Physiological Sciences, Life Sciences Institute, University of British Columbia, Vancouver, Canada.ORCID 0000-0001-8043-7111
Rennie M KendrickDepartment of Cellular and Physiological Sciences, Life Sciences Institute, University of British Columbia, Vancouver, Canada.
Brian MarriottNeuroscience and Mental Health Institute, University of Alberta, Edmonton, Canada.
Lihua WangJanelia Research Campus, Howard Hughes Medical Institute, Ashburn, United States.
Jody ClementsJanelia Research Campus, Howard Hughes Medical Institute, Ashburn, United States.
Andrew L LemireJanelia Research Campus, Howard Hughes Medical Institute, Ashburn, United States.ORCID 0000-0002-0624-3789
Jesse JacksonNeuroscience and Mental Health Institute, University of Alberta, Edmonton, Canada.
Mark S CembrowskiDepartment of Cellular and Physiological Sciences, Life Sciences Institute, University of British Columbia, Vancouver, Canada.ORCID 0000-0001-8275-7362

Funding

CIHR PJT-419798Howard Hughes Medical Institute
6 · The paper itself

Abstract

The claustrum is a functionally and structurally complex brain region, whose very spatial extent remains debated. Histochemical-based approaches typically treat the claustrum as a relatively narrow anatomical region that primarily projects to the neocortex, whereas circuit-based approaches can suggest a broader claustrum region containing projections to the neocortex and other regions. Here, in the mouse, we took a bottom-up and cell-type-specific approach to complement and possibly unite these seemingly disparate conclusions. Using single-cell RNA-sequencing, we found that the claustrum comprises two excitatory neuron subtypes that are differentiable from the surrounding cortex. Multicolor retrograde tracing in conjunction with 12-channel multiplexed in situ hybridization revealed a core-shell spatial arrangement of these subtypes, as well as differential downstream targets. Thus, the claustrum comprises excitatory neuron subtypes with distinct molecular and projection properties, whose spatial patterns reflect the narrower and broader claustral extents debated in previous research. This subtype-specific heterogeneity likely shapes the functional complexity of the claustrum.

Indexed as

AnimalsClaustrumMaleMiceMice, Inbred C57BLNeural PathwaysNeuronsSequence Analysis, RNASingle-Cell Analysiscell typeClaustrummouseneurosciencetranscriptome

Identifiers

PMID34397382
PMCPMC8367382

What OpenQuestion holds

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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.