NewslettersHuman Immunology News Nuclease-Independent Functions of RAG1 Direct Distinct DNA Damage Responses in B Cells By lbeveridge - November 22, 2022 0 To delineate the factors that direct DDR signaling in B cells, scientists expressed a tetracycline-inducible Cas9 nuclease in Rag1-deficient pre-B cells. [EMBO Reports] Abstract