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Updated: Apr 28, 2026

Enhanced Genome Editing with Cas9 Ribonucleoprotein in Diverse Cells and Organisms
Published on: May 25, 2018
Development and applications of CRISPR-Cas9 for genome engineering
Patrick D Hsu1, Eric S Lander2, Feng Zhang3
1Broad Institute of MIT and Harvard, 7 Cambridge Center, Cambridge, MA 02141, USA; McGovern Institute for Brain Research, Department of Brain and Cognitive Sciences, Department of Biological Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA; Department of Molecular and Cellular Biology, Harvard University, Cambridge, MA 02138, USA.
CRISPR-Cas9 gene editing technology allows scientists to precisely modify DNA sequences. This powerful tool enables researchers to study genome function and understand genetic variations
Area of Science:
- Genomics
- Molecular Biology
- Biotechnology
Background:
- CRISPR-associated (Cas) systems, particularly Cas9, are microbial defense mechanisms.
- These systems utilize RNA-guided endonucleases for targeted DNA manipulation.
- Recent advancements enable systematic interrogation of mammalian genome function.
Purpose of the Study:
- To review the development and applications of Cas9 technology.
- To highlight Cas9's role in genome engineering and functional genomics.
- To discuss challenges and future directions in Cas9-based research.
Main Methods:
- Cas9 guided by RNA to specific genomic locations.
- Editing or modulating DNA sequences in the endogenous genome.
- Scalable genetic perturbation for systems-level analysis.
Main Results:
- Cas9 enables precise DNA editing across diverse organisms.
- Facilitates elucidation of genome organization and function.
- Establishes causal links between genetic variations and phenotypes.
Conclusions:
- Cas9 technology is revolutionizing basic biology, biotechnology, and medicine.
- Its simplicity and scalability empower comprehensive genome studies.
- Ongoing research promises further innovative applications.
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