Evidence map›Paper›PMID 29519933›Full record

ArticleMolecular systems biology2018

Tuning dCas9's ability to block transcription enables robust, noiseless knockdown of bacterial genes.

Antoine Vigouroux, Enno Oldewurtel, Lun Cui, David Bikard, Sven van Teeffelen

Open access · goldAbstract read
In one paragraph

Article in Molecular systems biology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 74 papers.

0numbers the graph read from it
0cells of the map it votes in
74citing papers in PubMed
6.5field-weighted citation impact, top 2% 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

74 citing papers in PubMed, 121 citations in OpenAlex.

  1. Article
  2. Article
  3. Systematic CRISPRi screening reveals genetic modulators ofbioRxiv : the preprint server for biology · 2026
    Article
  4. Design of CRISPRi-Based Synthetic Gene Circuits in Bacteria.Methods in molecular biology (Clifton, N.J.) · 2026
    Article
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  14. Tools for genetic engineering and gene expression control inApplied and environmental microbiology · 2024
    Article
  15. Review
  16. Article
  17. Article
  18. Review
  19. Article
  20. Review

14 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

5 authors at 1 institution in 1 country.

Antoine VigourouxSynthetic Biology Laboratory, Institut Pasteur, Paris, France.
Enno OldewurtelMicrobial Morphogenesis and Growth Laboratory, Institut Pasteur, Paris, France.ORCID 0000-0002-2813-0259
Lun CuiSynthetic Biology Laboratory, Institut Pasteur, Paris, France.ORCID 0000-0001-5907-0538
David BikardSynthetic Biology Laboratory, Institut Pasteur, Paris, France david.bikard@pasteur.fr sven.van-teeffelen@pasteur.fr.ORCID 0000-0002-5729-1211
Sven van TeeffelenMicrobial Morphogenesis and Growth Laboratory, Institut Pasteur, Paris, France david.bikard@pasteur.fr sven.van-teeffelen@pasteur.fr.ORCID 0000-0002-0877-1294
Institut Pasteur · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Over the past few years, tools that make use of the Cas9 nuclease have led to many breakthroughs, including in the control of gene expression. The catalytically dead variant of Cas9 known as dCas9 can be guided by small RNAs to block transcription of target genes, in a strategy also known as CRISPRi. Here, we reveal that the level of complementarity between the guide RNA and the target controls the rate at which RNA polymerase "kicks out" dCas9 from the target and completes transcription. We use this mechanism to precisely and robustly reduce gene expression by defined relative amounts. Alternatively, tuning repression by changing dCas9 concentration is noisy and promoter-strength dependent. We demonstrate broad applicability of this method to the study of genetic regulation and cellular physiology. First, we characterize feedback strength of a model auto-repressor. Second, we study the impact of amount variations of cell-wall synthesizing enzymes on cell morphology. Finally, we multiplex the system to obtain any combination of fractional repression of two genes.

Indexed as

Genes, BacterialBacteriaCRISPR-Cas SystemsGene Expression Regulation, BacterialGene Knockdown TechniquesPromoter Regions, GeneticRNA, Guide, CRISPR-Cas SystemsTranscriptional ActivationRNA, Guide, CRISPR-Cas SystemsCRISPR‐dCas9CRISPRigene‐expression noisepeptidoglycan cell wallsingle‐cell

Identifiers

PMID29519933
PMCPMC5842579
OpenAlexW2789917225

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.