CRISPR 101: Cytosine and Adenine Base Editors
Type
Blog Post
Published
Feb. 13, 2025, 2:15 p.m.
...rescue!
Base editors chemically modify DNA bases without breaking the DNA backbone, sidestepping the problem...uracil without cutting DNA. Uracil is then subsequently converted to thymine through DNA replication or repair...unmodified DNA strand so that it appears “newly synthesized” to the cell. Thus, the cell repairs the DNA using...strand of DNA and converts a C to U without producing a double strand break. UGI = uracil DNA glycosylase...Programmable base editing of A•T to G•C in genomic DNA without DNA cleavage. Nature, 551(7681), 464–471. https...editing of a target base in genomic DNA without double-stranded DNA cleavage. Nature, 533(7603), 420–424...homology-directed repair (HDR), the pathway for resolving DNA double-strand breaks (DSBs) preferred by researchers...