Evidence map›Paper›PMID 32972011›Full record

ReviewGenes2020

Beyond Back Splicing, a Still Poorly Explored World: Non-Canonical Circular RNAs.

Annie Robic, Christa Kühn

Abstract readReview
In one paragraph

Review in Genes, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

  1. Review
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  10. Exploring the Key Signaling Pathways and ncRNAs in Colorectal Cancer.International journal of molecular sciences · 2024
    Review
  11. Circular RNAs: characteristics, functions, mechanisms, and potential applications in thyroid cancer.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2024
    Review
  12. Article
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  15. Review
  16. Article
  17. Article
  18. Review
  19. Article
  20. The design and synthesis of circular RNAs.Methods (San Diego, Calif.) · 2021
    Review
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

2 authors.

Annie RobicGenPhySE, University of Toulouse, INRAE, ENVT, 31326 Castanet Tolosan, France.ORCID 0000-0003-3071-8614
Christa KühnInstitute of Genome Biology, Leibniz Institute for Farm Animal Biology (FBN), 18196 Dummerstorf, Germany.ORCID 0000-0002-0216-424X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Most of the circRNAs reported to date originate from back splicing of a pre-mRNA, and these exonic circRNAs are termed canonical circRNAs. Our objective was to provide an overview of all other (non-canonical) circRNAs that do not originate from the junction of two exons and to characterize their common properties. Those generated through a failure of intron lariat debranching are the best known, even though studies on them are rare. These circRNAs retain the 2'-5' bond derived from the intron lariat, and this feature probably explains the difficulties in obtaining efficient reverse transcription through the circular junction. Here, we provide an unprecedented overview of non-canonical circRNAs (lariat-derived intronic circRNAs, sub-exonic circRNAs, intron circles, tricRNAs), which all derive from non-coding sequences. As there are few data suggesting their involvement in cellular regulatory processes, we believe that it is early to propose a general function for circRNAs, even for lariat-derived circRNAs. We suggest that their small size and probably strong secondary structures could be major obstacles to their reliable detection. Nevertheless, we believe there are still several possible ways to advance our knowledge of this class of non-coding RNA.

Indexed as

Gene Expression RegulationRNA SplicingAnimalsHumansRNA, CircularRNA, Circularannotation of circRNAsback splicingintron circleintron lariatlariat-derived circRNAsisRNAsub-exonic circRNA

Identifiers

PMID32972011
PMCPMC7565381

What OpenQuestion holds

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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.