Facts about Genome Editing CRISPR
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Cas9 is a bacterial enzyme derived from Streptococcus pyogenes, and its compact structure made it the first widely adopted molecular scissors for CRISPR genome editing.
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In sickle cell disease, CRISPR-based therapy works by reactivating fetal hemoglobin production, offering a potential functional cure for the condition.
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CRISPR sequences were first observed in bacterial genomes in 1987 by Japanese scientist Yoshizumi Ishino, though their biological function was not understood at the time.
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Jennifer Doudna and Emmanuelle Charpentier won the Nobel Prize in Chemistry in 2020 for developing CRISPR-Cas9 as a genome editing tool.
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The CRISPR-Cas9 system uses a guide RNA to direct the Cas9 protein to a specific DNA sequence, where it makes a precise double-strand cut.