Evidence map›Paper›PMID 16777223›Full record

ReviewCell calcium2006

Thalamic T-type Ca2+ channels and NREM sleep.

Vincenzo Crunelli, David W Cope, Stuart W Hughes

Abstract readReview
In one paragraph

Review in Cell calcium, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 72 papers.

0numbers the graph read from it
0cells of the map it votes in
72citing 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

72 citing papers in PubMed.

  1. Trial
  2. Trial
  3. Article
  4. Article
  5. Review
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  13. Article
  14. A roadmap for development of neuro-oscillations as translational biomarkers for treatment development in neuropsychopharmacology.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2020
    Review
  15. Genetic T-type calcium channelopathies.Journal of medical genetics · 2020
    Review
  16. Article
  17. Article
  18. CaEpilepsia · 2018
    Article
  19. Article
  20. Review

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

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

3 authors.

Vincenzo CrunelliSchool of Biosciences, Cardiff University, Museum Avenue, Cardiff CF10 3US, UK. crunelli@cardiff.ac.uk
David W Cope
Stuart W Hughes

Funding

Wellcome Trust 071436Wellcome Trust 078311Wellcome Trust 078403Wellcome Trust 71436Wellcome Trust 78311Wellcome Trust 78403
6 · The paper itself

Abstract

T-type Ca2+ channels play a number of different and pivotal roles in almost every type of neuronal oscillation expressed by thalamic neurones during non-rapid eye movement (NREM) sleep, including those underlying sleep theta waves, the K-complex and the slow (<1 Hz) sleep rhythm, sleep spindles and delta waves. In particular, the transient opening of T channels not only gives rise to the 'classical' low threshold Ca2+ potentials, and associated high frequency burst of action potentials, that are characteristically present during sleep spindles and delta waves, but also contributes to the high threshold bursts that underlie the thalamic generation of sleep theta rhythms. The persistent opening of a small fraction of T channels, i.e. I(Twindow), is responsible for the large amplitude and long lasting depolarization, or UP state, of the slow (<1 Hz) sleep oscillation in thalamic neurones. These cellular findings are in part matched by the wake-sleep phenotype of global and thalamic-selective CaV3.1 knockout mice that show a decreased amount of total NREM sleep time. T-type Ca2+ channels, therefore, constitute the single most crucial voltage-dependent conductance that permeates all activities of thalamic neurones during NREM sleep. Since I(Twindow) and high threshold bursts are not restricted to thalamic neurones, the cellular neurophysiology of T channels should now move away from the simplistic, though historically significant, view of these channels as being responsible only for low threshold Ca2+ potentials.

Indexed as

Alpha RhythmAnimalsCalcium Channels, T-TypeCalcium SignalingHumansSleep StagesThalamusTheta RhythmCalcium Channels, T-Type

Identifiers

PMID16777223
PMCPMC3018590

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Registered trials

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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.