Original strain Glutamine Corynebacterium S9114 was mutated by DES. Then a strain named WW-43, producing Glutarnine was obtained.

• 采用谷氨酸棒杆菌S9114为出发菌株 ,经硫酸二乙酯诱变处理 ,定向选育出一株生产菌SWW43。