Development of Escherichia coli Nissle 1917 derivative by CRISPR/Cas9 and application for gamma-aminobutyric acid (GABA) production in antibiotic-free system

Yi-Jun Lan, Shih‐I Tan, Shu‐Yun Cheng, Wan‐Wen Ting, Chengfeng Xue, Tzu-Han Lin, Ming-Zhi Cai, Po‐Ting Chen, I‐Son Ng