Source 1primary paper2025MED
Toolkit/CRISPR interference
CRISPR interference
Also known as: CRISPRi
Taxonomy: Mechanism Branch / Architecture. Workflows sit above the mechanism and technique branches rather than replacing them.
Summary
CRISPR interference (CRISPRi) ... can silence or reactivate genes in a programmable, non-mutational manner, offering a new route to reverse resistance or sensitize pathogens.
Usefulness & Problems
Why this is useful
CRISPRi is described as a programmable approach that can silence genes without changing the DNA sequence. In this review context, it is positioned as a way to manipulate bacterial resistance-associated regulation.; programmable gene silencing in bacteria; non-mutational manipulation of resistance-associated regulatory layers; pathogen sensitization to antibiotics; CRISPR interference is presented as a functional tool for systems metabolic engineering in amino acid producing strains. In this review context it is used for genetic control rather than being described as a specific product pathway.; systems metabolic engineering; genetic regulation of amino acid producing strains
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CRISPRi is described as a programmable approach that can silence genes without changing the DNA sequence. In this review context, it is positioned as a way to manipulate bacterial resistance-associated regulation.
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programmable gene silencing in bacteria
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non-mutational manipulation of resistance-associated regulatory layers
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pathogen sensitization to antibiotics
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CRISPR interference is presented as a functional tool for systems metabolic engineering in amino acid producing strains. In this review context it is used for genetic control rather than being described as a specific product pathway.
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systems metabolic engineering
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genetic regulation of amino acid producing strains
Problem solved
It offers a route to reverse resistance or sensitize pathogens by directly controlling gene expression at regulatory layers.; provides programmable control of gene expression without altering DNA sequence; The review includes CRISPR interference among approaches intended to address current limitations of metabolic engineering.; addresses current limitations of metabolic engineering
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It offers a route to reverse resistance or sensitize pathogens by directly controlling gene expression at regulatory layers.
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provides programmable control of gene expression without altering DNA sequence
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The review includes CRISPR interference among approaches intended to address current limitations of metabolic engineering.
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addresses current limitations of metabolic engineering
Problem links
addresses current limitations of metabolic engineering
LiteratureThe review includes CRISPR interference among approaches intended to address current limitations of metabolic engineering.
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The review includes CRISPR interference among approaches intended to address current limitations of metabolic engineering.
provides programmable control of gene expression without altering DNA sequence
LiteratureIt offers a route to reverse resistance or sensitize pathogens by directly controlling gene expression at regulatory layers.
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It offers a route to reverse resistance or sensitize pathogens by directly controlling gene expression at regulatory layers.
Published Workflows
Objective: Connect natural bacterial methylome and broader epigenetic regulation insights to programmable CRISPR-based epigenetic editing strategies for reversing resistance or sensitizing pathogens.
Why it works: The abstract presents a logic in which methylome mapping and multi-omics profiling identify reversible regulatory mechanisms underlying tolerance and resistance, and CRISPR-based tools then provide programmable, non-mutational access to manipulate those same layers.
DNA methylationRNA methylationhistone-like protein regulationsmall non-coding RNA regulationepigenetic plasticitysingle-molecule sequencingmethylome mappingCRISPR interferencedCas9-fused methyltransferase editingmulti-omics integration
Stages
- 1.Methylome and epigenetic state mapping(functional_characterization)
This stage exists to identify reversible epigenetic systems associated with virulence, efflux, stress response, and antibiotic survival before attempting intervention.
Selection: Use single-molecule sequencing and methylome mapping to uncover DNA methyltransferase systems and associated regulatory patterns.
- 2.Multi-omics integration(secondary_characterization)
This stage exists to connect methylation patterns to broader expression and protein-level consequences relevant to tolerance and resistance.
Selection: Integrate methylomic data with transcriptomic and proteomic profiles to reveal how epigenetic plasticity sustains antimicrobial tolerance across environments.
- 3.Programmable CRISPR-based epigenetic intervention(confirmatory_validation)
This stage exists to directly manipulate the regulatory layers identified upstream and test whether they can be used to reverse resistance or sensitize pathogens.
Selection: Apply CRISPRi or dCas9-fused methyltransferases to silence or reactivate genes in a programmable, non-mutational manner.
Taxonomy & Function
Primary hierarchy
Mechanism Branch
Architecture: A reusable architecture pattern for arranging parts into an engineered system.
Mechanisms
epigenetic gene reactivationepigenetic gene silencingprogrammable transcriptional interferenceTechniques
No technique tags yet.
Target processes
editingtranscriptionInput: Light
Implementation Constraints
cofactor dependency: cofactor requirement unknownencoding mode: genetically encodedimplementation constraint: context specific validationimplementation constraint: spectral hardware requirementoperating role: sensor
Implementation requires CRISPR interference components in the host strain. The abstract does not specify nuclease variants, guide design rules, or delivery details.; requires CRISPR interference machinery
The abstract does not state which targets, hosts, or production phenotypes are most suitable, nor any failure modes.
Validation
Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication
Supporting Sources
Source 2review2017Bioresource Technology
Ranked Claims
CRISPRi can silence genes in a programmable, non-mutational manner and is presented as a route to reverse resistance or sensitize pathogens.
dCas9-fused methyltransferases can silence or reactivate genes in a programmable, non-mutational manner and are presented as a route to reverse resistance or sensitize pathogens.
Recent systems metabolic engineering approaches to address current limitations of metabolic engineering include genome reduction, amino acid sensors based on transcriptional regulators and riboswitches, CRISPR interference, small regulatory RNAs, DNA scaffolding, and optogenetic control.
Approval Evidence
2 sources2 linked approval claimsfirst-pass slug crispr-interference
CRISPR interference (CRISPRi) ... can silence or reactivate genes in a programmable, non-mutational manner, offering a new route to reverse resistance or sensitize pathogens.
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To address current limitations of metabolic engineering, this article gives insights on recent systems metabolic engineering approaches based on functional tools and method such as genome reduction, amino acid sensors based on transcriptional regulators and riboswitches, CRISPR interference...
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tool capabilitysupports
CRISPRi can silence genes in a programmable, non-mutational manner and is presented as a route to reverse resistance or sensitize pathogens.
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toolkit overviewsupports
Recent systems metabolic engineering approaches to address current limitations of metabolic engineering include genome reduction, amino acid sensors based on transcriptional regulators and riboswitches, CRISPR interference, small regulatory RNAs, DNA scaffolding, and optogenetic control.
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Comparisons
Source-stated alternatives
The abstract contrasts CRISPRi with dCas9-fused methyltransferase approaches as another programmable CRISPR-based way to manipulate epigenetic regulation.; The abstract lists genome reduction, amino acid sensors, small regulatory RNAs, DNA scaffolding, and optogenetic control as alternative or complementary tools.
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The abstract contrasts CRISPRi with dCas9-fused methyltransferase approaches as another programmable CRISPR-based way to manipulate epigenetic regulation.
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The abstract lists genome reduction, amino acid sensors, small regulatory RNAs, DNA scaffolding, and optogenetic control as alternative or complementary tools.
Source-backed strengths
programmable; non-mutational; highlighted as a recent functional tool and method
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programmable
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non-mutational
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highlighted as a recent functional tool and method
Compared with CRISPR/Cas9
The abstract contrasts CRISPRi with dCas9-fused methyltransferase approaches as another programmable CRISPR-based way to manipulate epigenetic regulation.
Shared frame: source-stated alternative in extracted literature
Strengths here: programmable; non-mutational; highlighted as a recent functional tool and method.
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The abstract contrasts CRISPRi with dCas9-fused methyltransferase approaches as another programmable CRISPR-based way to manipulate epigenetic regulation.
Compared with CRISPR/Cas9 system
The abstract contrasts CRISPRi with dCas9-fused methyltransferase approaches as another programmable CRISPR-based way to manipulate epigenetic regulation.
Shared frame: source-stated alternative in extracted literature
Strengths here: programmable; non-mutational; highlighted as a recent functional tool and method.
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The abstract contrasts CRISPRi with dCas9-fused methyltransferase approaches as another programmable CRISPR-based way to manipulate epigenetic regulation.
Compared with CRISPRi/a
The abstract contrasts CRISPRi with dCas9-fused methyltransferase approaches as another programmable CRISPR-based way to manipulate epigenetic regulation.
Shared frame: source-stated alternative in extracted literature
Strengths here: programmable; non-mutational; highlighted as a recent functional tool and method.
Source:
The abstract contrasts CRISPRi with dCas9-fused methyltransferase approaches as another programmable CRISPR-based way to manipulate epigenetic regulation.
Compared with DNA scaffolding
The abstract lists genome reduction, amino acid sensors, small regulatory RNAs, DNA scaffolding, and optogenetic control as alternative or complementary tools.
Shared frame: source-stated alternative in extracted literature
Strengths here: programmable; non-mutational; highlighted as a recent functional tool and method.
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The abstract lists genome reduction, amino acid sensors, small regulatory RNAs, DNA scaffolding, and optogenetic control as alternative or complementary tools.
Compared with optogenetic
The abstract lists genome reduction, amino acid sensors, small regulatory RNAs, DNA scaffolding, and optogenetic control as alternative or complementary tools.
Shared frame: source-stated alternative in extracted literature
Strengths here: programmable; non-mutational; highlighted as a recent functional tool and method.
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The abstract lists genome reduction, amino acid sensors, small regulatory RNAs, DNA scaffolding, and optogenetic control as alternative or complementary tools.
Compared with small regulatory RNAs
The abstract lists genome reduction, amino acid sensors, small regulatory RNAs, DNA scaffolding, and optogenetic control as alternative or complementary tools.
Shared frame: source-stated alternative in extracted literature
Strengths here: programmable; non-mutational; highlighted as a recent functional tool and method.
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The abstract lists genome reduction, amino acid sensors, small regulatory RNAs, DNA scaffolding, and optogenetic control as alternative or complementary tools.
Ranked Citations
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