| 1. | The protective efficacy on lactobacillus casei shirota of four cryoprotectants , including skim milk , glucose , sodium glutamate and fructose , was studied by viable cell count and lactate dehydrogenase activity analysis of rehydrated starter made by freeze - drying l . casei shirota 摘要将活化后的干酪乳杆菌代田株制成冻干发酵剂,通过对其复水后活菌数和乳酸脱氢酶的测定,比较了脱脂奶、葡萄糖、谷氨酸钠、海藻糖4种冻干保护剂对干酪乳杆菌代田株的保护效果。 |