Evidence map›Paper›PMID 10921884›Full record

ArticleThe EMBO journal2000

Hypomyelination and increased activity of voltage-gated K(+) channels in mice lacking protein tyrosine phosphatase epsilon.

A Peretz, H Gil-Henn, A Sobko, V Shinder, B Attali, A Elson

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
3.3field-weighted citation impact, top 7% 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

37 citing papers in PubMed, 93 citations in OpenAlex.

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  13. Regulation of neuronal proapoptotic potassium currents by the hepatitis C virus nonstructural protein 5A.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2012
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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

6 authors at 1 institution in 1 country.

A PeretzDepartment of Neurobiology, The Weizmann Institute of Science, Rehovot 76100, Israel.
H Gil-Henn
A Sobko
V Shinder
B Attali
A Elson
Weizmann Institute of Science · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Protein tyrosine phosphatase epsilon (PTP epsilon) is strongly expressed in the nervous system; however, little is known about its physiological role. We report that mice lacking PTP epsilon exhibit hypomyelination of sciatic nerve axons at an early post-natal age. This occurs together with increased activity of delayed- rectifier, voltage-gated potassium (Kv) channels and with hyperphosphorylation of Kv1.5 and Kv2.1 Kv channel alpha-subunits in sciatic nerve tissue and in primary Schwann cells. PTP epsilon markedly reduces Kv1.5 or Kv2.1 current amplitudes in Xenopus oocytes. Kv2.1 associates with a substrate-trapping mutant of PTP epsilon, and PTP epsilon profoundly reduces Src- or Fyn-stimulated Kv2.1 currents and tyrosine phosphorylation in transfected HEK 293 cells. In all, PTP epsilon antagonizes activation of Kv channels by tyrosine kinases in vivo, and affects Schwann cell function during a critical period of Schwann cell growth and myelination.

Indexed as

Ion Channel GatingPotassium Channels, Voltage-GatedAnimalsCells, CulturedDelayed Rectifier Potassium ChannelsDown-RegulationElectrophysiologyKv1.5 Potassium ChannelMiceMice, Mutant StrainsMyelin SheathPeripheral Nervous SystemPotassium ChannelsPrecipitin TestsProtein BindingProtein Tyrosine PhosphatasesDelayed Rectifier Potassium ChannelsKcna5 protein, mouseKcnb1 protein, mouseKv1.5 Potassium ChannelPotassium ChannelsPotassium Channels, Voltage-GatedProtein Tyrosine PhosphatasesPtpre protein, mouseReceptor-Like Protein Tyrosine Phosphatases, Class 4Shab Potassium Channels

Identifiers

PMID10921884
PMCPMC306594
OpenAlexW2069218551

What OpenQuestion holds

Textmetadata
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.