Evidence map›Paper›PMID 33028830›Full record

ArticleNature communications2020

Identification of epilepsy-associated neuronal subtypes and gene expression underlying epileptogenesis.

Ulrich Pfisterer, Viktor Petukhov, Samuel Demharter, Johanna Meichsner, Jonatan J Thompson, Mykhailo Y Batiuk, Andrea Asenjo-Martinez, Navneet A Vasistha, Ashish Thakur, Jens Mikkelsen and 6 more

Erratum issued Registry-linked trialOpen access · goldAbstract read
In one paragraph

Article in Nature communications, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. It is linked to trial NCT05450822 (The BrainDrugs-Epilepsy Study), which is not on this map. Cited by 153 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
153citing papers in PubMed, 2 pooled it
15.8field-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.

NCT05450822 recruitingnot on this mapstarted 2022, after this paper: background citation

The BrainDrugs-Epilepsy Study: A Prospective Open-label Cohort Precision Medicine Study in Epilepsy

TypeobservationalSponsorGitte Moos KnudsenRan2022 to 2031Enrolled550ConditionsEpilepsyArmsLevetiracetam, Levetiracetam Tablets, Lamotrigine tablet
3 · Its place in the literature

Who cites it

153 citing papers in PubMed, 2 syntheses or guidelines pooled it, 221 citations in OpenAlex.

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

16 authors at 5 institutions in 4 countries.

Ulrich Pfisterer *Biotech Research and Innovation Centre (BRIC), Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark.
Viktor Petukhov *Biotech Research and Innovation Centre (BRIC), Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark.
Samuel Demharter *Biotech Research and Innovation Centre (BRIC), Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark.
Johanna Meichsner *Institute of Pathophysiology, University Medical Center of the Johannes Gutenberg University Mainz, Mainz, Germany.ORCID http://orcid.org/0000-0002-1390-4995
Jonatan J ThompsonNovo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark.
Mykhailo Y BatiukBiotech Research and Innovation Centre (BRIC), Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark.ORCID http://orcid.org/0000-0001-6681-4048
Andrea Asenjo-MartinezBiotech Research and Innovation Centre (BRIC), Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark.
Navneet A VasisthaBiotech Research and Innovation Centre (BRIC), Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark.ORCID http://orcid.org/0000-0002-6721-114X
Ashish ThakurBiotech Research and Innovation Centre (BRIC), Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark.
Jens MikkelsenDepartment of Neurology and Neurobiology Research Unit, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark.
Istvan AdorjanDepartment of Anatomy, Histology and Embryology, Semmelweis University, Budapest, Hungary.
Lars H PinborgNeurobiology Research Unit, Copenhagen University Hospital, Rigshospitalet, 2200, Copenhagen, Denmark.
Tune H PersNovo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark.ORCID http://orcid.org/0000-0003-0207-4831
Jakob von EngelhardtInstitute of Pathophysiology, University Medical Center of the Johannes Gutenberg University Mainz, Mainz, Germany.
Peter V KharchenkoDepartment of Biomedical Informatics, Harvard Medical School, Boston, MA, 02115, USA.ORCID http://orcid.org/0000-0002-6036-5875
Konstantin KhodosevichBiotech Research and Innovation Centre (BRIC), Faculty of Health and Medical Sciences, University of Copenhagen, 2200, Copenhagen, Denmark. konstantin.khodosevich@bric.ku.dk.ORCID http://orcid.org/0000-0001-7232-5558
University of Copenhagen · DKCopenhagen University Hospital · DKJohannes Gutenberg University Mainz · DEHarvard University · USSemmelweis University · HU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Epilepsy is one of the most common neurological disorders, yet its pathophysiology is poorly understood due to the high complexity of affected neuronal circuits. To identify dysfunctional neuronal subtypes underlying seizure activity in the human brain, we have performed single-nucleus transcriptomics analysis of >110,000 neuronal transcriptomes derived from temporal cortex samples of multiple temporal lobe epilepsy and non-epileptic subjects. We found that the largest transcriptomic changes occur in distinct neuronal subtypes from several families of principal neurons (L5-6_Fezf2 and L2-3_Cux2) and GABAergic interneurons (Sst and Pvalb), whereas other subtypes in the same families were less affected. Furthermore, the subtypes with the largest epilepsy-related transcriptomic changes may belong to the same circuit, since we observed coordinated transcriptomic shifts across these subtypes. Glutamate signaling exhibited one of the strongest dysregulations in epilepsy, highlighted by layer-wise transcriptional changes in multiple glutamate receptor genes and strong upregulation of genes coding for AMPA receptor auxiliary subunits. Overall, our data reveal a neuronal subtype-specific molecular phenotype of epilepsy.

Indexed as

AdolescentAdultBiopsyCase-Control StudiesCell NucleusDatasets as TopicDrug Resistant EpilepsyEpilepsy, Temporal LobeFemaleGlutamic AcidHumansMagnetic Resonance ImagingMaleMicrodissectionMiddle AgedModels, GeneticGlutamic AcidReceptors, AMPAReceptors, Glutamate

Identifiers

PMID33028830
PMCPMC7541486
OpenAlexW3092259116

What OpenQuestion holds

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Registered trials

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.