Nitrogen and oxygen isotope signatures of nitrogen compounds during anammox in the laboratory and a wastewater treatment plant

Shotoku Kotajima, Keisuke Koba^*, Daisuke Ikeda, Akihiko Terada, Kazuichi Isaka, Kazuya Nishina, Yuuya Kimura, Akiko Makabe, Midori Yano, Hirotsugu Fujitani, Norisuke Ushiki, Satoshi Tsuneda, Muneoki Yoh