CRISPR/Cas9 is a gene-editing tool that can target a particular segment of DNA in living cells and replace it with a new genetic sequence. Disclaimer: AAAS and EurekAlert! are not responsible for ...

Although the specificity of CRISPR-based gene-editing is highly accurate and ... the Adamson lab describes a more efficient prime editor. Illustration by Caitlin Sedwick for Princeton University.

A gene is a fundamental unit of heredity, consisting of a specific sequence of DNA that encodes the instructions for making a particular protein or set of proteins. Genes are passed down from parents ...