Evidence map›Paper›PMID 20364149›Full record

ArticleNature methods2010

Conditional gene expression and RNAi using MEC-8-dependent splicing in C. elegans.

Andrea Calixto, Charles Ma, Martin Chalfie

Abstract read
In one paragraph

Article in Nature methods, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. TheGenetics · 2019
    Review
  7. Review
  8. Article
  9. Article
  10. Article
  11. Article
  12. Review
  13. Article
  14. Article
  15. Review
  16. Review
  17. Caenorhabditis elegans aristaless/Arx gene alr-1 restricts variable gene expression.Proceedings of the National Academy of Sciences of the United States of America · 2011
    Article
  18. Knock it down, switch it on.Nature methods · 2010
    Article
  19. From genes to function: the C. elegans genetic toolbox.Wiley interdisciplinary reviews. Developmental biology
    Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

Andrea CalixtoDepartment of Biological Sciences, Columbia University, New York, New York, USA.
Charles Ma
Martin Chalfie

Funding

GENETIC ANALYSIS OF NEMATODE CELL DIFFERENTIATIONR01GM030997 · NIGMS · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI CHALFIE, MARTIN · 1985 to 2017
$7.1M
GENETIC ANALYSIS OF NEMATODE CELL DIFFERENTIATIONR37GM030997 · NIGMS · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI CHALFIE, MARTIN · 1999 to 2009
$6.6M
NIGMS NIH HHS GM30997NIGMS NIH HHS R01 GM030997NIGMS NIH HHS R37 GM030997
6 · The paper itself

Abstract

We describe a method for conditional regulation of gene expression based on the processing of an intron cassette. The RNA processing factor MEC-8 is necessary for the function of the Caenorhabditis elegans touch receptor neurons; mec-8 mutants are touch insensitive. We show here that this insensitivity involves the loss of MEC-8-dependent splicing of mec-2, which encodes a component of the mechanosensory transduction complex. MEC-8 is needed to remove the ninth intron in mec-2 pre-mRNA to form the longest of three mRNAs, mec-2a. Without MEC-8, splicing causes the termination of the transcript. Inclusion of mec-2 intron 9 is sufficient to convey mec-8-dependent regulation on other genes and, in mec-8(u218ts) mutants, resulted in their temperature-dependent expression. Because mec-8 is expressed ubiquitously in embryos and extensively in larvae, this system should produce temperature-sensitive expression for most genes. As an example, we report a strain that exhibits temperature-dependent RNA interference.

Indexed as

AnimalsCaenorhabditis elegansCaenorhabditis elegans ProteinsGene Expression Regulation, DevelopmentalGenes, HelminthIntronsMembrane ProteinsRNA-Binding ProteinsRNA InterferenceRNA SplicingTemperatureCaenorhabditis elegans ProteinsMEC-2 protein, C elegansmec-8 protein, C elegansMembrane ProteinsRNA-Binding Proteins

Identifiers

PMID20364149
PMCPMC2862115

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.