Evidence map›Paper›PMID 31905212›Full record

ArticlePLoS biology2020

SK2 channels in cerebellar Purkinje cells contribute to excitability modulation in motor-learning-specific memory traces.

Giorgio Grasselli, Henk-Jan Boele, Heather K Titley, Nora Bradford, Lisa van Beers, Lindsey Jay, Gerco C Beekhof, Silas E Busch, Chris I De Zeeuw, Martijn Schonewille and 1 more

Open access · goldAbstract read
In one paragraph

Article in PLoS biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
4.6field-weighted citation impact, top 5% 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

41 citing papers in PubMed, 74 citations in OpenAlex.

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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

11 authors at 3 institutions in 2 countries.

Giorgio GrasselliDepartment of Neurobiology, University of Chicago, Chicago, Illinois, United States of America.ORCID 0000-0002-2942-9615
Henk-Jan BoeleDepartment of Neuroscience, Erasmus MC, Rotterdam, The Netherlands.
Heather K TitleyDepartment of Neurobiology, University of Chicago, Chicago, Illinois, United States of America.ORCID 0000-0002-2058-108X
Nora BradfordDepartment of Neurobiology, University of Chicago, Chicago, Illinois, United States of America.
Lisa van BeersDepartment of Neuroscience, Erasmus MC, Rotterdam, The Netherlands.ORCID 0000-0003-4465-7795
Lindsey JayDepartment of Neurobiology, University of Chicago, Chicago, Illinois, United States of America.
Gerco C BeekhofDepartment of Neuroscience, Erasmus MC, Rotterdam, The Netherlands.ORCID 0000-0002-3038-5023
Silas E BuschDepartment of Neurobiology, University of Chicago, Chicago, Illinois, United States of America.ORCID 0000-0001-6720-1921
Chris I De ZeeuwDepartment of Neuroscience, Erasmus MC, Rotterdam, The Netherlands.
Martijn SchonewilleDepartment of Neuroscience, Erasmus MC, Rotterdam, The Netherlands.ORCID 0000-0002-2675-1393
Christian HanselDepartment of Neurobiology, University of Chicago, Chicago, Illinois, United States of America.ORCID 0000-0001-5750-7097
University of Chicago · USErasmus MC · NLNetherlands Institute for Neuroscience · NL

Funding

Intrinsic Plasticity and Information Storage in Cerebellar Purkinje CellsR01NS062771 · NINDS · UNIVERSITY OF CHICAGO · PI HANSEL, CHRISTIAN ROBERT · 2008 to 2023
$5.2M
Intrinsic Plasticity and Information Storage in Cerebellar Purkinje CellsR56NS062771 · NINDS · UNIVERSITY OF CHICAGO · PI HANSEL, CHRISTIAN ROBERT · 2019 to 2019
$555k
NINDS NIH HHS R01 NS062771NINDS NIH HHS R56 NS062771
6 · The paper itself

Abstract

Neurons store information by changing synaptic input weights. In addition, they can adjust their membrane excitability to alter spike output. Here, we demonstrate a role of such "intrinsic plasticity" in behavioral learning in a mouse model that allows us to detect specific consequences of absent excitability modulation. Mice with a Purkinje-cell-specific knockout (KO) of the calcium-activated K+ channel SK2 (L7-SK2) show intact vestibulo-ocular reflex (VOR) gain adaptation but impaired eyeblink conditioning (EBC), which relies on the ability to establish associations between stimuli, with the eyelid closure itself depending on a transient suppression of spike firing. In these mice, the intrinsic plasticity of Purkinje cells is prevented without affecting long-term depression or potentiation at their parallel fiber (PF) input. In contrast to the typical spike pattern of EBC-supporting zebrin-negative Purkinje cells, L7-SK2 neurons show reduced background spiking but enhanced excitability. Thus, SK2 plasticity and excitability modulation are essential for specific forms of motor learning.

Indexed as

Action PotentialsAnimalsCerebellumFemaleLearningMaleMemoryMiceMice, Inbred C57BLMice, KnockoutMotor ActivityNeuronal PlasticityPurkinje CellsReflex, Vestibulo-OcularSmall-Conductance Calcium-Activated Potassium ChannelsKcnn2 protein, mouseSmall-Conductance Calcium-Activated Potassium Channels

Identifiers

PMID31905212
PMCPMC6964916
OpenAlexW2998428210

What OpenQuestion holds

Textmetadata
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.