Microbiology Xintong Chi #, Shanshan Zhang #, Huili Sun, Yangkai Duan, Cuncun Qiao, Guodong Luan, Xuefeng Lu.. Adopting a Theophylline-Responsive Riboswitch for Flexible Regulation and Understanding of Glycogen Metabolism in Synechococcus elongatus PCC7942. Frontiers in Microbiology. (2019) sunhl@qibebt.ac.cn