Evidence map›Paper›PMID 33197966›Full record

ArticleJournal of neuroscience research2021

Corneal nonmyelinating Schwann cells illuminated by single-cell transcriptomics and visualized by protein biomarkers.

Paola Bargagna-Mohan, Gwendolyn Schultz, Bruce Rheaume, Ephraim F Trakhtenberg, Paul Robson, Sonali Pal-Ghosh, Mary Ann Stepp, Katherine S Given, Wendy B Macklin, Royce Mohan

Open access · bronzeAbstract read
In one paragraph

Article in Journal of neuroscience research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.6field-weighted citation impact, top 14% 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

17 citing papers in PubMed, 27 citations in OpenAlex.

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  11. Review
  12. Schwann Cells Are Key Regulators of Corneal Epithelial Renewal.Investigative ophthalmology & visual science · 2023
    Article
  13. Dry eye disease in mice activates adaptive corneal epithelial regeneration distinct from constitutive renewal in homeostasis.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  14. The transcriptional profile of keloidal Schwann cells.Experimental & molecular medicine · 2022
    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

10 authors at 4 institutions in 1 country.

Paola Bargagna-MohanDepartment of Neuroscience, University of Connecticut Health Center, Farmington, CT, USA.
Gwendolyn SchultzDepartment of Neuroscience, University of Connecticut Health Center, Farmington, CT, USA.
Bruce RheaumeDepartment of Neuroscience, University of Connecticut Health Center, Farmington, CT, USA.
Ephraim F TrakhtenbergDepartment of Neuroscience, University of Connecticut Health Center, Farmington, CT, USA.ORCID 0000-0003-2844-4191
Paul RobsonDepartment of Genetics & Genome Sciences, University of Connecticut Health Center, Farmington, CT, USA.ORCID 0000-0002-0191-3958
Sonali Pal-GhoshDepartment of Anatomy and Regenerative Biology, George Washington University Medical School, Washington, DC, USA.
Mary Ann SteppDepartment of Anatomy and Regenerative Biology, George Washington University Medical School, Washington, DC, USA.
Katherine S GivenDepartment of Cell and Developmental Biology, University of Colorado School of Medicine, Aurora, CO, USA.
Wendy B MacklinDepartment of Cell and Developmental Biology, University of Colorado School of Medicine, Aurora, CO, USA.
Royce MohanDepartment of Neuroscience, University of Connecticut Health Center, Farmington, CT, USA.ORCID 0000-0002-5102-0437
UConn Health · USGeorge Washington University · USUniversity of Colorado Denver · USJackson Laboratory · US

Funding

Molecular mechanisms of corneal recurrent erosion formationR01EY008512 · NEI · SCHEPENS EYE RESEARCH INSTITUTE · PI STEPP, MARY ANN · 1990 to 2024
$11.7M
MYFLIN PROTEIN GENE EXPRESSIONR01NS025304 · NINDS · UNIVERSITY OF COLORADO DENVER · PI MACKLIN, WENDY B · 1987 to 2013
$3.3M
The role of mTOR signaling in oligodendrocyte differentiation and CNS myelinationR01NS082203 · NINDS · UNIVERSITY OF COLORADO DENVER · PI MACKLIN, WENDY B, WOOD, TERESA L · 2012 to 2016
$3.3M
Small non-coding RNAs regulate retinal ganglion cell maturation and the developmental loss of intrinsic axon growth capacityR01EY029739 · NEI · UNIVERSITY OF CONNECTICUT SCH OF MED/DNT · PI TRAKHTENBERG, FELIKS EPHRAIM · 2019 to 2023
$2.1M
Defining Corneal Schwann cells in InjuryR21EY031113 · NEI · UNIVERSITY OF CONNECTICUT SCH OF MED/DNT · PI MOHAN, ROYCE · 2021 to 2022
$444k
NEI NIH HHS R01 EY008512NEI NIH HHS R01 EY029739NEI NIH HHS R21 EY031113NINDS NIH HHS R01 NS025304NINDS NIH HHS R01 NS082203
6 · The paper itself

Abstract

The cornea is the most innervated tissue in the human body. Myelinated axons upon inserting into the peripheral corneal stroma lose their myelin sheaths and continue into the central cornea wrapped by only nonmyelinating corneal Schwann cells (nm-cSCs). This anatomical organization is believed to be important for central vision. Here we employed single-cell RNA sequencing (scRNA-seq), microscopy, and transgenics to characterize these nm-cSCs of the central cornea. Using principal component analysis, uniform manifold approximation and projection, and unsupervised hierarchal cell clustering of scRNA-seq data derived from central corneal cells of male rabbits, we successfully identified several clusters representing different corneal cell types, including a unique cell cluster representing nm-cSCs. To confirm protein expression of cSC genes, we performed cross-species validation, employing corneal whole-mount immunostaining with confocal microscopy in mouse corneas. The expression of several representative proteins of nm-cSCs were validated. As the proteolipid protein 1 (PLP1) gene was also expressed in nm-cSCs, we explored the Plp1-eGFP transgenic reporter mouse line to visualize cSCs. Specific and efficient eGFP expression was observed in cSCs in adult mice of different ages. Of several putative cornea-specific SC genes identified, Dickkopf-related protein 1 was shown to be present in nm-cSCs. Taken together, our findings, for the first time, identify important insights and tools toward the study nm-cSCs in isolated tissue and adult animals. We expect that our results will advance the future study of nm-cSCs in applications of nerve repair, and provide a resource for the study of corneal sensory function.

Indexed as

AnimalsBiomarkersCorneaFemaleGene ExpressionGlial Cell Line-Derived Neurotrophic Factor ReceptorsIntercellular Signaling Peptides and ProteinsMaleMiceMice, Inbred C57BLMice, TransgenicMyelin Proteolipid ProteinNeural Cell Adhesion Molecule L1RabbitsSchwann CellsSingle-Cell AnalysisBiomarkersDkk1 protein, mouseGlial Cell Line-Derived Neurotrophic Factor ReceptorsIntercellular Signaling Peptides and ProteinsMyelin Proteolipid ProteinNeural Cell Adhesion Molecule L1Plp1 protein, mouseScn7a protein, mouseSOXE Transcription FactorsSyndecan-3Voltage-Gated Sodium ChannelscorneaPlp1-eGFP transgenic reporter miceprotein biomarkersRRID:AB_10599115RRID:AB_1110316RRID:AB_1849637RRID:AB_2091333RRID:AB_2133200RRID:AB_2313773RRID:AB_2535855RRID:AB_2535866RRID:AB_2633277RRID:AB_2650603RRID:AB_570918RRID:AB_661551RRID:AB_769875RRID:AB_844398RRID:AB_881430Schwann cellstranscriptome

Identifiers

PMID33197966
PMCPMC7894186
OpenAlexW3101073954

What Socratic holds

Textmetadata
LicenceCC BY-NC-ND
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 Socratic graph.