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Gene Editing|Beginner3 min
How CRISPR-Cas9 Works
Watch CRISPR-Cas9 in action — from guide RNA targeting to DNA cutting and repair. An interactive visual guide to the world's most powerful gene editing tool.
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What You'll Learn
- 1How guide RNA finds the exact target in 3 billion base pairs
- 2Why Cas9 cuts both DNA strands (double-strand break)
- 3Two repair pathways: NHEJ (gene knockout) vs HDR (gene correction)
- 4Why off-target cuts are the main safety concern
Related Reading
Clinical Trials
There are 35+ clinical trials using gene editing technology worldwide.
View CRISPR-Cas9 TrialsUse this explainer
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