Counterselection employing mutated pheS for markerless genetic deletion in Bacteroides species

Yasuhiro Kino, Haruyuki Nakayama-Imaohji, Masashi Fujita, Ayano Tada, Saori Yoneda, Kazuya Murakami, Masahito Hashimoto, Tetsuya Hayashi, Katsuichiro Okazaki, Tomomi Kuwahara