Coding-Sequence Identification and Transcriptional Profiling of Nine AMTs and Four NRTs From Tobacco Revealed Their Differential Regulation by Developmental Stages, Nitrogen Nutrit... oleh Lai-Hua Liu, Lai-Hua Liu, Teng-Fei Fan, Dong-Xue Shi, Chang-Jun Li, Ming-Jie He, Yi-Yin Chen, Lei Zhang, Chao Yang, Xiao-Yuan Cheng, Xu Chen, Di-Qin Li, Yi-Chen Sun