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Genetic Screens

Genetic Screens

Genetic screens are tools used to identify genes and mutations responsible for phenotypes of interest. Genetic screens help identify individuals or a group of people at risk of developing genetic diseases and help them with early intervention, targeted therapy, and reproductive options.
Forward genetic screens
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Genome-wide RNAi Screening to Identify Host Factors That Modulate Oncolytic Virus Therapy

Genome-wide RNAi Screening to Identify Host Factors That Modulate Oncolytic Virus Therapy

Published on: April 3, 2018

Genome-wide sreening by using small-interfering RNA expression libraries.

Sahohime Matsumoto¹, Makoto Miyagishi, Kazunari Taira

¹Department of Chemistry and Biotechnology, School of Engineering, Tokyo, Japan.

Methods in Molecular Biology (Clifton, N.J.)

|December 19, 2006

Summary

RNA interference (RNAi) silences gene expression using double-stranded RNA (dsRNA). RNAi technology, specifically small-interfering RNA (siRNA) screens, offers powerful tools for identifying therapeutic targets in human gene pathways.

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Area of Science:

Molecular Biology
Genetics
Biotechnology

Background:

RNA interference (RNAi) is a natural process for gene silencing.
The advent of the human genome sequence enables comprehensive gene targeting.
RNAi technology holds significant promise for drug discovery and target validation.

Purpose of the Study:

To highlight the utility of small-interfering RNA (siRNA) screens for identifying novel therapeutic targets.
To demonstrate the application of siRNA screening in cell-based assays for target discovery.

Main Methods:

Utilizing sequence-specific double-stranded RNA (dsRNA) to induce gene silencing.
Designing and employing small-interfering RNA (siRNA) libraries targeting human genes.
Conducting cell-based assays to assess the impact of siRNA screens on target identification.

Main Results:

siRNA libraries can be designed to target specific pathways, gene families, or sets of genes.
These targeted screens are effective in uncovering new targets within therapeutically relevant pathways.
Cell-based assays provide a robust platform for validating targets identified through siRNA screening.

Conclusions:

siRNA screening is a valuable technology for accelerating target discovery in molecular biology.
This approach facilitates the identification of novel therapeutic targets by systematically silencing genes.
The integration of siRNA screens with cell-based assays enhances the validation of potential drug targets.