Metabolite and Transcriptome Profiling on Xanthine Alkaloids-Fed Tea Plant (Camellia sinensis) Shoot Tips and Roots Reveal the Complex Metabolic Network for Caffeine Biosynthesis a... oleh Cheng Deng, Xiuping Ku, Lin-Lin Cheng, Si-an Pan, Limao Fan, Wei-Wei Deng, Jian Zhao, Zheng-Zhu Zhang