The development of theanine biosynthesis by microorganism fermentation and culturing cells of Camellia sinensis was summarized in this paper and the possibility of theanine biosynthesis from the gene engineering strain was also discussed.

• 摘要综述了近年来应用微生物发酵法、茶树细胞培养法生物合成茶氨酸的研究进展，讨论了构建基因工程菌生物合成茶氨酸的可行性。