Evidence map›Paper›PMID 35976881›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2022

Cryptochrome 1 as a state variable of the circadian clockwork of the suprachiasmatic nucleus: Evidence from translational switching.

David McManus, Lenka Polidarova, Nicola J Smyllie, Andrew P Patton, Johanna E Chesham, Elizabeth S Maywood, Jason W Chin, Michael H Hastings

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

  1. Reconsidering mammalian circadian organization.Neurobiology of sleep and circadian rhythms · 2026
    Article
  2. Review
  3. Review
  4. Review
  5. Article
  6. On the origin and evolution of the dual oscillator model underlying the photoperiodic clockwork in the suprachiasmatic nucleus.Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology · 2024
    Review
  7. Mammalian circadian clock proteins form dynamic interacting microbodies distinct from phase separation.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  8. Article
  9. Review
  10. Astrocytic control of extracellular GABA drives circadian timekeeping in the suprachiasmatic nucleus.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  11. Frontiers in neuroscience · 2023
    Article
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

8 authors.

David McManusNeurobiology Division, Medical Research Council Laboratory of Molecular Biology, Cambridge CB2 0QH, United Kingdom.ORCID 0000-0002-5984-369X
Lenka PolidarovaNeurobiology Division, Medical Research Council Laboratory of Molecular Biology, Cambridge CB2 0QH, United Kingdom.
Nicola J SmyllieNeurobiology Division, Medical Research Council Laboratory of Molecular Biology, Cambridge CB2 0QH, United Kingdom.ORCID 0000-0002-6324-1421
Andrew P PattonNeurobiology Division, Medical Research Council Laboratory of Molecular Biology, Cambridge CB2 0QH, United Kingdom.ORCID 0000-0003-2666-4254
Johanna E CheshamNeurobiology Division, Medical Research Council Laboratory of Molecular Biology, Cambridge CB2 0QH, United Kingdom.ORCID 0000-0002-8981-2667
Elizabeth S MaywoodNeurobiology Division, Medical Research Council Laboratory of Molecular Biology, Cambridge CB2 0QH, United Kingdom.
Jason W ChinPNAC Division, Medical Research Council Laboratory of Molecular Biology, Cambridge, CB2 0QH, United Kingdom.
Michael H HastingsNeurobiology Division, Medical Research Council Laboratory of Molecular Biology, Cambridge CB2 0QH, United Kingdom.ORCID 0000-0001-8576-6651

Funding

Medical Research Council MC_U105170643Medical Research Council MC_U105181009UKRI | Biotechnology and Biological Sciences Research Council (BBSRC) BB/P017347/1UKRI | Biotechnology and Biological Sciences Research Council (BBSRC) BB/R016658/1UKRI | Medical Research Council (MRC) MC_U105170643
6 · The paper itself

Abstract

The suprachiasmatic nucleus (SCN) of the hypothalamus is the principal clock driving circadian rhythms of physiology and behavior that adapt mammals to environmental cycles. Disruption of SCN-dependent rhythms compromises health, and so understanding SCN time keeping will inform management of diseases associated with modern lifestyles. SCN time keeping is a self-sustaining transcriptional/translational delayed feedback loop (TTFL), whereby negative regulators inhibit their own transcription. Formally, the SCN clock is viewed as a limit-cycle oscillator, the simplest being a trajectory of successive phases that progresses through two-dimensional space defined by two state variables mapped along their respective axes. The TTFL motif is readily compatible with limit-cycle models, and in

Indexed as

Circadian ClocksCircadian RhythmCryptochromesProtein TransportSuprachiasmatic NucleusAnimalsDrosophila melanogasterNeurosporaCryptochromesfeedbackgenetic code expansionnoncanonical amino acidoscillatortranscriptional inhibition

Identifiers

PMID35976881
PMCPMC9407638

What OpenQuestion holds

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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.