Toolkit/RNA interference

RNA interference

Engineering Method·Research·Since 2020

Also known as: RNAi

Taxonomy: Technique Branch / Method. Workflows sit above the mechanism and technique branches rather than replacing them.

Summary

RNA interference (RNAi) was used in the Madeira cockroach to reduce expression of the circadian clock genes per, tim1, and cry2 by dsRNA injection. In this study, single injections produced persistent target mRNA knockdown within about two weeks and enabled analysis of resulting locomotor rhythm phenotypes.

Usefulness & Problems

Why this is useful

This method is useful for perturbing specific endogenous genes in the Madeira cockroach and linking molecular knockdown to circadian behavioral outputs. The cited study used RNAi to test the contribution of individual clock genes to rhythmic activity and circadian period control.

Problem solved

It addresses the problem of how to experimentally reduce specific clock gene expression in a non-model insect to probe circadian clock function. In the reported application, RNAi enabled functional testing of per, tim1, and cry2 without requiring permanent genetic modification.

Taxonomy & Function

Primary hierarchy

Technique Branch

Method: A concrete method used to build, optimize, or evolve an engineered system.

Target processes

editingrecombinationselectiontranscription

Implementation Constraints

The reported implementation used dsRNA injection targeting individual clock genes in the Madeira cockroach. Knockdown was assessed at the mRNA level and became evident within about two weeks; the available evidence does not provide additional construct, dose, or delivery optimization details.

The evidence is limited to one study in the Madeira cockroach and to knockdown of three circadian genes. The report indicates that neither per, tim1, nor cry2 alone was essential, so the method as applied here did not by itself establish complete loss of rhythmicity or broader generality across genes, tissues, or species.

Validation

Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication

Supporting Sources

Ranked Claims

Claim 1future promisesupports2026Source 6needs review

Promoter engineering and Prime Editing are expected to improve precision of soybean genetic modification and minimize pleiotropic effects.

The integration of new approaches, such as promoter engineering and Prime Editing, promises to further enhance the precision of genetic modifications, minimizing pleiotropic effects.
Claim 2gene editing effectsupports2026Source 6needs review

Editing SWEET10a and SWEET10b allows modulation of the soybean oil-protein balance.

the editing of sugar transporters SWEET10a and SWEET10b allows the modulation of the oil-protein balance
Claim 3gene inactivation effectsupports2026Source 6needs review

Inactivation of genes related to antinutritional factors has reduced expression of phytate and protease inhibitors in soybean.

Simultaneously, the inactivation of genes related to antinutritional factors has significantly reduced the expression of compounds such as phytate and protease inhibitors.
Claim 4gene silencing effectsupports2026Source 6needs review

Silencing negative regulatory genes such as CIF1 and AIP2 can elevate soybean seed protein content.

Recent studies demonstrate that the silencing of negative regulatory genes, such as CIF1 and AIP2, can elevate the protein content of seeds
Claim 5tool rolesupports2026Source 6needs review

RNAi, CRISPR/Cas9, and AlphaFold2-guided gene editing are used to modify genes involved in carbon and nitrogen metabolism and storage proteins in soybean.

This work reviews the main progress achieved through transgenesis, induced mutagenesis, and precision gene editing, highlighting the role of tools such as RNAi, CRISPR/Cas9, and AlphaFold2-guided gene editing in modifying genes involved in carbon and nitrogen metabolism and storage proteins.
Claim 6application statementsupports2025Source 9needs review

AAVs and lentiviruses have been used for gene delivery in preclinical and clinical studies.

Adeno-associated viruses (AAVs) and lentiviruses have been used for gene delivery in preclinical and clinical studies
Claim 7application statementsupports2025Source 9needs review

MSC-based paracrine support and transplantation of neurons derived from iPSCs are being evaluated as cellular therapies, particularly in Parkinson's disease and Alzheimer's disease.

Cellular therapies, including mesenchymal stem cell (MSC)-based paracrine support and transplantation of neurons derived from induced pluripotent stem cells (iPSCs), are being evaluated, particularly in PD and AD.
Claim 8capabilitysupports2025Source 2needs review

CRISPR/Cas9-mediated gene editing enables precise genetic modification in soybean and has produced improved oil composition, increased isoflavone content, and resistance to biotic stresses.

Claim 9capabilitysupports2025Source 1needs review

Isothermal amplification, CRISPR/Cas-hybrid assays, and next-generation sequencing can achieve sensitive detection of tobamoviruses in the field with minimal sample preparation.

Claim 10capabilitysupports2025Source 2needs review

Marker-assisted selection using SSRs and SNPs facilitates efficient identification and incorporation of desired soybean traits including disease resistance, abiotic stress tolerance, and improved seed quality.

Claim 11capabilitysupports2025Source 2needs review

RNA interference modulates gene expression in soybean to optimize nutritional properties and stress responses.

Claim 12comparative advantagesupports2025Source 2needs review

These molecular breeding approaches overcome limitations of traditional methods by shortening the breeding cycle and allowing simultaneous improvement of multiple traits.

Claim 13integration strategysupports2025Source 1needs review

Integrating CRISPR-based molecular diagnostics, omics technologies, designed protective systems, and climate-augmented disease prediction offers a blueprint for sustainable control of tobamoviruses and crop protection.

Claim 14mechanism statementsupports2025Source 9needs review

ASOs are under development to reduce expression of pathogenic proteins such as tau, α-synuclein, and mutant huntingtin.

ASOs are under development to reduce expression of pathogenic proteins such as tau, α-synuclein, and mutant huntingtin.
Claim 15mechanistic insight methodsupports2025Source 1needs review

Small RNA profiling and network analyses of viral movement proteins reveal complex mechanisms of immune evasion and resistance breakdown.

Claim 16performancesupports2025Source 2needs review

Genomic selection improves prediction accuracy for complex quantitative soybean traits such as yield by integrating genome-wide molecular markers with phenotypic data.

Claim 17scope statementsupports2025Source 9needs review

Current and developing therapeutic strategies for neurodegeneration include viral vector-based gene delivery, antisense oligonucleotide and RNA interference methods, stem cell transplantation, and genome editing technologies.

In this review, we describe current and developing therapeutic strategies that include viral vector-based gene delivery, antisense oligonucleotide (ASO) and RNA interference methods, stem cell transplantation, and genome editing technologies.
Claim 18use casesupports2025Source 1needs review

Genome editing with CRISPR, RNA interference, and multi-omics approaches can facilitate real-time surveillance and breeding for enhanced resilience.

Claim 19application scopesupports2024Source 8needs review

The reviewed targeted gene-silencing systems are applied in eukaryotes including plants and animals.

Claim 20comparative review statementsupports2024Source 8needs review

The review considers advantages and disadvantages of each targeted gene-silencing approach, compares their effectiveness, and discusses usage peculiarities in plant and animal organisms.

Claim 21review scopesupports2024Source 8needs review

The review describes RNA interference, chimeric transcription factors, chimeric zinc finger proteins, TALE-based repressors, optogenetic tools, and CRISPR/Cas-based repressors as main systems for targeted suppression of gene expression.

Claim 22review summarysupports2024Source 5needs review

Gene-therapy modalities including ASOs, RNAi, CRISPR, and virus-based delivery systems have played crucial roles in discovering and validating new pain targets.

Claim 23scope of reviewsupports2024Source 5needs review

The review covers ASOs, siRNAs, optogenetics, chemogenetics, CRISPR, and their delivery methods targeting primary sensory neurons and non-neuronal cells including glia and chondrocytes.

Claim 24translational landscapesupports2024Source 5needs review

Although gene therapy-based clinical trials have increased, trials focused on pain as the primary outcome remain uncommon.

Claim 25behavioral phenotypesupports2020Source 7needs review

Most cockroaches remained rhythmically active after each clock gene knockdown, with weakened rhythms after per RNAi and shorter periods after tim1 RNAi and cry2 RNAi.

Unexpectedly, circadian locomotor activity of most cockroaches remained rhythmic for each clock gene knockdown employed. It expressed weakened rhythms and unchanged periods for Rm´perRNAi and shorter periods for Rm´tim1RNAi and Rm´cry2RNAi.
Section: abstract
Claim 26behavioral phenotypesupports2020Source 7needs review

Most cockroaches remained rhythmically active after each clock gene knockdown, with weakened rhythms after per RNAi and shorter periods after tim1 RNAi and cry2 RNAi.

Unexpectedly, circadian locomotor activity of most cockroaches remained rhythmic for each clock gene knockdown employed. It expressed weakened rhythms and unchanged periods for Rm´perRNAi and shorter periods for Rm´tim1RNAi and Rm´cry2RNAi.
Section: abstract
Claim 27behavioral phenotypesupports2020Source 7needs review

Most cockroaches remained rhythmically active after each clock gene knockdown, with weakened rhythms after per RNAi and shorter periods after tim1 RNAi and cry2 RNAi.

Unexpectedly, circadian locomotor activity of most cockroaches remained rhythmic for each clock gene knockdown employed. It expressed weakened rhythms and unchanged periods for Rm´perRNAi and shorter periods for Rm´tim1RNAi and Rm´cry2RNAi.
Section: abstract
Claim 28behavioral phenotypesupports2020Source 7needs review

Most cockroaches remained rhythmically active after each clock gene knockdown, with weakened rhythms after per RNAi and shorter periods after tim1 RNAi and cry2 RNAi.

Unexpectedly, circadian locomotor activity of most cockroaches remained rhythmic for each clock gene knockdown employed. It expressed weakened rhythms and unchanged periods for Rm´perRNAi and shorter periods for Rm´tim1RNAi and Rm´cry2RNAi.
Section: abstract
Claim 29behavioral phenotypesupports2020Source 7needs review

Most cockroaches remained rhythmically active after each clock gene knockdown, with weakened rhythms after per RNAi and shorter periods after tim1 RNAi and cry2 RNAi.

Unexpectedly, circadian locomotor activity of most cockroaches remained rhythmic for each clock gene knockdown employed. It expressed weakened rhythms and unchanged periods for Rm´perRNAi and shorter periods for Rm´tim1RNAi and Rm´cry2RNAi.
Section: abstract
Claim 30behavioral phenotypesupports2020Source 7needs review

Most cockroaches remained rhythmically active after each clock gene knockdown, with weakened rhythms after per RNAi and shorter periods after tim1 RNAi and cry2 RNAi.

Unexpectedly, circadian locomotor activity of most cockroaches remained rhythmic for each clock gene knockdown employed. It expressed weakened rhythms and unchanged periods for Rm´perRNAi and shorter periods for Rm´tim1RNAi and Rm´cry2RNAi.
Section: abstract
Claim 31behavioral phenotypesupports2020Source 7needs review

Most cockroaches remained rhythmically active after each clock gene knockdown, with weakened rhythms after per RNAi and shorter periods after tim1 RNAi and cry2 RNAi.

Unexpectedly, circadian locomotor activity of most cockroaches remained rhythmic for each clock gene knockdown employed. It expressed weakened rhythms and unchanged periods for Rm´perRNAi and shorter periods for Rm´tim1RNAi and Rm´cry2RNAi.
Section: abstract
Claim 32gene knockdown effectsupports2020Source 7needs review

Single dsRNA injections against each clock gene successfully and permanently knocked down the respective mRNA levels within about two weeks.

Single injections of dsRNA of each clock gene into adult cockroaches successfully and permanently knocked down respective mRNA levels within ~two weeks
Section: abstract
time to knockdown ~two weeks
Claim 33gene knockdown effectsupports2020Source 7needs review

Single dsRNA injections against each clock gene successfully and permanently knocked down the respective mRNA levels within about two weeks.

Single injections of dsRNA of each clock gene into adult cockroaches successfully and permanently knocked down respective mRNA levels within ~two weeks
Section: abstract
time to knockdown ~two weeks
Claim 34gene knockdown effectsupports2020Source 7needs review

Single dsRNA injections against each clock gene successfully and permanently knocked down the respective mRNA levels within about two weeks.

Single injections of dsRNA of each clock gene into adult cockroaches successfully and permanently knocked down respective mRNA levels within ~two weeks
Section: abstract
time to knockdown ~two weeks
Claim 35gene knockdown effectsupports2020Source 7needs review

Single dsRNA injections against each clock gene successfully and permanently knocked down the respective mRNA levels within about two weeks.

Single injections of dsRNA of each clock gene into adult cockroaches successfully and permanently knocked down respective mRNA levels within ~two weeks
Section: abstract
time to knockdown ~two weeks
Claim 36gene knockdown effectsupports2020Source 7needs review

Single dsRNA injections against each clock gene successfully and permanently knocked down the respective mRNA levels within about two weeks.

Single injections of dsRNA of each clock gene into adult cockroaches successfully and permanently knocked down respective mRNA levels within ~two weeks
Section: abstract
time to knockdown ~two weeks
Claim 37gene knockdown effectsupports2020Source 7needs review

Single dsRNA injections against each clock gene successfully and permanently knocked down the respective mRNA levels within about two weeks.

Single injections of dsRNA of each clock gene into adult cockroaches successfully and permanently knocked down respective mRNA levels within ~two weeks
Section: abstract
time to knockdown ~two weeks
Claim 38gene knockdown effectsupports2020Source 7needs review

Single dsRNA injections against each clock gene successfully and permanently knocked down the respective mRNA levels within about two weeks.

Single injections of dsRNA of each clock gene into adult cockroaches successfully and permanently knocked down respective mRNA levels within ~two weeks
Section: abstract
time to knockdown ~two weeks
Claim 39model consistencysupports2020Source 7needs review

The data were consistent with two synchronized groups of coupled oscillator cells, a leading morning oscillator and a lagging evening oscillator, coupled via mutual inhibition.

Data were consistent with two synchronized main groups of coupled oscillator cells, a leading (morning) oscillator, or a lagging (evening) oscillator that couple via mutual inhibition.
Section: abstract
Claim 40model consistencysupports2020Source 7needs review

The data were consistent with two synchronized groups of coupled oscillator cells, a leading morning oscillator and a lagging evening oscillator, coupled via mutual inhibition.

Data were consistent with two synchronized main groups of coupled oscillator cells, a leading (morning) oscillator, or a lagging (evening) oscillator that couple via mutual inhibition.
Section: abstract
Claim 41model consistencysupports2020Source 7needs review

The data were consistent with two synchronized groups of coupled oscillator cells, a leading morning oscillator and a lagging evening oscillator, coupled via mutual inhibition.

Data were consistent with two synchronized main groups of coupled oscillator cells, a leading (morning) oscillator, or a lagging (evening) oscillator that couple via mutual inhibition.
Section: abstract
Claim 42model consistencysupports2020Source 7needs review

The data were consistent with two synchronized groups of coupled oscillator cells, a leading morning oscillator and a lagging evening oscillator, coupled via mutual inhibition.

Data were consistent with two synchronized main groups of coupled oscillator cells, a leading (morning) oscillator, or a lagging (evening) oscillator that couple via mutual inhibition.
Section: abstract
Claim 43model consistencysupports2020Source 7needs review

The data were consistent with two synchronized groups of coupled oscillator cells, a leading morning oscillator and a lagging evening oscillator, coupled via mutual inhibition.

Data were consistent with two synchronized main groups of coupled oscillator cells, a leading (morning) oscillator, or a lagging (evening) oscillator that couple via mutual inhibition.
Section: abstract
Claim 44model consistencysupports2020Source 7needs review

The data were consistent with two synchronized groups of coupled oscillator cells, a leading morning oscillator and a lagging evening oscillator, coupled via mutual inhibition.

Data were consistent with two synchronized main groups of coupled oscillator cells, a leading (morning) oscillator, or a lagging (evening) oscillator that couple via mutual inhibition.
Section: abstract
Claim 45model consistencysupports2020Source 7needs review

The data were consistent with two synchronized groups of coupled oscillator cells, a leading morning oscillator and a lagging evening oscillator, coupled via mutual inhibition.

Data were consistent with two synchronized main groups of coupled oscillator cells, a leading (morning) oscillator, or a lagging (evening) oscillator that couple via mutual inhibition.
Section: abstract
Claim 46model hypothesissupports2020Source 7needs review

Modelling suggests an additional negative feedback exists next to Rm-PER in cockroach morning oscillator cells.

Modelling suggests that there is an additional negative feedback next to Rm´PER in cockroach morning oscillator cells.
Section: abstract
Claim 47model hypothesissupports2020Source 7needs review

Modelling suggests an additional negative feedback exists next to Rm-PER in cockroach morning oscillator cells.

Modelling suggests that there is an additional negative feedback next to Rm´PER in cockroach morning oscillator cells.
Section: abstract
Claim 48model hypothesissupports2020Source 7needs review

Modelling suggests an additional negative feedback exists next to Rm-PER in cockroach morning oscillator cells.

Modelling suggests that there is an additional negative feedback next to Rm´PER in cockroach morning oscillator cells.
Section: abstract
Claim 49model hypothesissupports2020Source 7needs review

Modelling suggests an additional negative feedback exists next to Rm-PER in cockroach morning oscillator cells.

Modelling suggests that there is an additional negative feedback next to Rm´PER in cockroach morning oscillator cells.
Section: abstract
Claim 50model hypothesissupports2020Source 7needs review

Modelling suggests an additional negative feedback exists next to Rm-PER in cockroach morning oscillator cells.

Modelling suggests that there is an additional negative feedback next to Rm´PER in cockroach morning oscillator cells.
Section: abstract
Claim 51model hypothesissupports2020Source 7needs review

Modelling suggests an additional negative feedback exists next to Rm-PER in cockroach morning oscillator cells.

Modelling suggests that there is an additional negative feedback next to Rm´PER in cockroach morning oscillator cells.
Section: abstract
Claim 52model hypothesissupports2020Source 7needs review

Modelling suggests an additional negative feedback exists next to Rm-PER in cockroach morning oscillator cells.

Modelling suggests that there is an additional negative feedback next to Rm´PER in cockroach morning oscillator cells.
Section: abstract
Claim 53nonessential componentsupports2020Source 7needs review

Neither per, tim1, nor cry2 alone is an essential component of the molecular circadian clockwork in the Madeira cockroach.

Neither per, nor tim1, nor cry2 alone are essential components of the molecular circadian clockwork in the Madeira cockroach
Section: title_abstract
Claim 54nonessential componentsupports2020Source 7needs review

Neither per, tim1, nor cry2 alone is an essential component of the molecular circadian clockwork in the Madeira cockroach.

Neither per, nor tim1, nor cry2 alone are essential components of the molecular circadian clockwork in the Madeira cockroach
Section: title_abstract
Claim 55nonessential componentsupports2020Source 7needs review

Neither per, tim1, nor cry2 alone is an essential component of the molecular circadian clockwork in the Madeira cockroach.

Neither per, nor tim1, nor cry2 alone are essential components of the molecular circadian clockwork in the Madeira cockroach
Section: title_abstract
Claim 56nonessential componentsupports2020Source 7needs review

Neither per, tim1, nor cry2 alone is an essential component of the molecular circadian clockwork in the Madeira cockroach.

Neither per, nor tim1, nor cry2 alone are essential components of the molecular circadian clockwork in the Madeira cockroach
Section: title_abstract
Claim 57nonessential componentsupports2020Source 7needs review

Neither per, tim1, nor cry2 alone is an essential component of the molecular circadian clockwork in the Madeira cockroach.

Neither per, nor tim1, nor cry2 alone are essential components of the molecular circadian clockwork in the Madeira cockroach
Section: title_abstract
Claim 58nonessential componentsupports2020Source 7needs review

Neither per, tim1, nor cry2 alone is an essential component of the molecular circadian clockwork in the Madeira cockroach.

Neither per, nor tim1, nor cry2 alone are essential components of the molecular circadian clockwork in the Madeira cockroach
Section: title_abstract
Claim 59nonessential componentsupports2020Source 7needs review

Neither per, tim1, nor cry2 alone is an essential component of the molecular circadian clockwork in the Madeira cockroach.

Neither per, nor tim1, nor cry2 alone are essential components of the molecular circadian clockwork in the Madeira cockroach
Section: title_abstract
Claim 60topic associationsupports2020Source 3needs review

CRISPR and RNA interference are relevant screening modalities associated with this review's topic of genetic screening approaches.

OpenAlex concepts include "RNA interference" and "CRISPR"; title includes "genetic screening approaches".
Claim 61capability summarysupports2019Source 4needs review

Gene therapy can result in stable or inducible transgene expression and can allow nearly specific expression in target cells.

Claim 62capability summarysupports2019Source 4needs review

HSV-1-derived viral vectors are presented as potential tools for simultaneous delivery and expression of multiple transgene cassettes.

Claim 63mechanism summarysupports2019Source 4needs review

Cell-specific and inducible promoters allow gene products to be expressed only in specific cells and allow control of transcriptional activation.

Claim 64mechanism summarysupports2019Source 4needs review

DREADDs are presented as systems allowing spatial or temporal control of expression in CNS disease applications.

Claim 65mechanism summarysupports2019Source 4needs review

RNA interference is presented as a post-transcriptional regulation system applied to CNS diseases.

Claim 66scope summarysupports2019Source 4needs review

CRISPR/Cas9 and zinc finger proteins are included as gene-editing technologies relevant to CNS disease applications.

Approval Evidence

9 sources16 linked approval claimsfirst-pass slugs rnai, rna-interference
This work reviews the main progress achieved through transgenesis, induced mutagenesis, and precision gene editing, highlighting the role of tools such as RNAi...

Source:

This review covers latest approaches, such as genome editing with CRISPR, targeting susceptibility genes, RNA interference (RNAi), and multi-omics approaches

Source:

This review summarizes current research on innovative molecular approaches, including... RNA interference (RNAi) for soybean improvement.

Source:

In this review, we describe current and developing therapeutic strategies that include viral vector-based gene delivery, antisense oligonucleotide (ASO) and RNA interference methods, stem cell transplantation, and genome editing technologies.

Source:

Gene therapies such as antisense oligonucleotides (ASOs), RNA interference (RNAi), CRISPR, and virus-based delivery systems have played crucial roles in discovering and validating new pain targets.

Source:

including RNA interference (RNAi)

Source:

OpenAlex concepts associated with this review include "RNA interference"; the review title explicitly emphasizes genetic screening approaches.

Source:

With RNA interference (RNAi) we examined an ancient circadian clockwork

Source:

we will describe the applications to CNS diseases of post-transcriptional regulation systems (RNA interference)

Source:

gene silencing effectsupports

Silencing negative regulatory genes such as CIF1 and AIP2 can elevate soybean seed protein content.

Recent studies demonstrate that the silencing of negative regulatory genes, such as CIF1 and AIP2, can elevate the protein content of seeds

Source:

tool rolesupports

RNAi, CRISPR/Cas9, and AlphaFold2-guided gene editing are used to modify genes involved in carbon and nitrogen metabolism and storage proteins in soybean.

This work reviews the main progress achieved through transgenesis, induced mutagenesis, and precision gene editing, highlighting the role of tools such as RNAi, CRISPR/Cas9, and AlphaFold2-guided gene editing in modifying genes involved in carbon and nitrogen metabolism and storage proteins.

Source:

capabilitysupports

RNA interference modulates gene expression in soybean to optimize nutritional properties and stress responses.

Source:

comparative advantagesupports

These molecular breeding approaches overcome limitations of traditional methods by shortening the breeding cycle and allowing simultaneous improvement of multiple traits.

Source:

scope statementsupports

Current and developing therapeutic strategies for neurodegeneration include viral vector-based gene delivery, antisense oligonucleotide and RNA interference methods, stem cell transplantation, and genome editing technologies.

In this review, we describe current and developing therapeutic strategies that include viral vector-based gene delivery, antisense oligonucleotide (ASO) and RNA interference methods, stem cell transplantation, and genome editing technologies.

Source:

use casesupports

Genome editing with CRISPR, RNA interference, and multi-omics approaches can facilitate real-time surveillance and breeding for enhanced resilience.

Source:

application scopesupports

The reviewed targeted gene-silencing systems are applied in eukaryotes including plants and animals.

Source:

comparative review statementsupports

The review considers advantages and disadvantages of each targeted gene-silencing approach, compares their effectiveness, and discusses usage peculiarities in plant and animal organisms.

Source:

review scopesupports

The review describes RNA interference, chimeric transcription factors, chimeric zinc finger proteins, TALE-based repressors, optogenetic tools, and CRISPR/Cas-based repressors as main systems for targeted suppression of gene expression.

Source:

review summarysupports

Gene-therapy modalities including ASOs, RNAi, CRISPR, and virus-based delivery systems have played crucial roles in discovering and validating new pain targets.

Source:

translational landscapesupports

Although gene therapy-based clinical trials have increased, trials focused on pain as the primary outcome remain uncommon.

Source:

behavioral phenotypesupports

Most cockroaches remained rhythmically active after each clock gene knockdown, with weakened rhythms after per RNAi and shorter periods after tim1 RNAi and cry2 RNAi.

Unexpectedly, circadian locomotor activity of most cockroaches remained rhythmic for each clock gene knockdown employed. It expressed weakened rhythms and unchanged periods for Rm´perRNAi and shorter periods for Rm´tim1RNAi and Rm´cry2RNAi.

Source:

gene knockdown effectsupports

Single dsRNA injections against each clock gene successfully and permanently knocked down the respective mRNA levels within about two weeks.

Single injections of dsRNA of each clock gene into adult cockroaches successfully and permanently knocked down respective mRNA levels within ~two weeks

Source:

nonessential componentsupports

Neither per, tim1, nor cry2 alone is an essential component of the molecular circadian clockwork in the Madeira cockroach.

Neither per, nor tim1, nor cry2 alone are essential components of the molecular circadian clockwork in the Madeira cockroach

Source:

topic associationsupports

CRISPR and RNA interference are relevant screening modalities associated with this review's topic of genetic screening approaches.

OpenAlex concepts include "RNA interference" and "CRISPR"; title includes "genetic screening approaches".

Source:

mechanism summarysupports

RNA interference is presented as a post-transcriptional regulation system applied to CNS diseases.

Source:

Comparisons

Source-backed strengths

Single dsRNA injections successfully and permanently knocked down the respective mRNA levels within about two weeks. The perturbations were informative at the phenotype level: most animals remained rhythmic, with weakened rhythms after per RNAi and shorter periods after tim1 RNAi and cry2 RNAi.

Ranked Citations

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    StructuralSource 3Cell Death and Differentiation2020Claim 60

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    StructuralSource 4Frontiers in Pharmacology2019Claim 61Claim 62Claim 63

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    StructuralSource 5Cell Reports Medicine2024Claim 22Claim 23Claim 24

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