CRISPR Cas system 34 CRISPR-Cas Systems 26 genetics 26 gene editing 19 Gene Editing 15 human 15 Article 12 nonhuman 12 Humans 9 guide RNA 9 Animals 8 RNA, Guide 8 animal 8 metabolism 8 clustered regularly interspaced short palindromic repeat 7 CRISPR-CAS9 system 6 CRISPR 5 genome editing 5 Clustered Regularly Interspaced Short Palindromic Repeats 4 bacteriophage 4 controlled study 4 double stranded DNA break 4 gene mutation 4 COVID-19 3 CRISPR-Cas9 3 CRISPR/Cas9 3 DNA sequence 3 Escherichia coli 3 Mutation 3 SARS-CoV-2 3