Related Experiment Video
Updated: Jun 22, 2026

12:13
Zinc-finger Nuclease Enhanced Gene Targeting in Human Embryonic Stem Cells
Published on: August 23, 2014
Gene targeting: attention to detail.
Bart Vanhaesebroeck1, Jennifer L Rohn, Michael D Waterfield
1Ludwig Institute for Cancer Research, London, United Kingdom.
Cell
|August 6, 2004
Summary
Genetic disruption in mice requires careful validation for drug target development. Not all gene silencing methods are equally effective, impacting therapeutic strategies.
Area of Science:
- Genetics
- Pharmacology
- Molecular Biology
Background:
- Gene silencing is crucial for understanding gene function and developing therapeutics.
- Genetic disruption, including knockout and knockdown techniques, is a common method for gene silencing.
- Validating drug targets often involves assessing the effects of genetic manipulation.
Discussion:
- The study highlights that the efficacy of gene silencing varies depending on the approach used in mice.
- Researchers must exercise caution when interpreting results from genetic disruption experiments.
- The choice of gene silencing strategy can significantly influence the outcome of drug target validation.
Key Insights:
- Different gene silencing techniques yield varying results in mice.
- Genetic disruption is not always a reliable method for validating drug targets.
- Careful experimental design and validation are essential in genetic research.
Outlook:
- Future research should focus on developing standardized and reliable gene silencing methods.
- Improved validation strategies are needed for drug discovery pipelines.
- Understanding the nuances of gene silencing will advance therapeutic development.
Related Concept Videos
In-vitro Mutagenesis
To learn more about the function of a gene, researchers can observe what happens when the gene is inactivated or “knocked out,” by creating genetically engineered knockout animals. Knockout mice have been particularly useful as models for human diseases such as cancer, Parkinson’s disease, and diabetes.
Conservative Site-specific Recombination and Phase Variation
Because the DNA segments are cut and reorganized in a direction-specific manner, site-specific recombination has emerged as an efficient genetic engineering technique. Flippase and Cyclization recombinases or Flp and Cre, respectively, are two members of the tyrosine recombinase family derived from bacteriophages, that are used to mediate site-specific DNA insertions, deletions, and targeted expression of proteins in mammalian cell lines.
The recognition sites for Cre recombinase called LoxP...
The recognition sites for Cre recombinase called LoxP...

