采用超声波破碎法对啤酒废酵母残余的内源蛋白酶进行提取，并以酪蛋白为底物测定内源蛋白酶的活力。
The extraction of the residue endogenic protease of waste brewer yeast was studied with the ultrasonic cell-break method.
得出液氮研磨-超声波破碎法是一种稻曲病菌厚垣孢子破壁的有效、简便、适宜在实验室应用的方法。
Therefore, liquid nitrogen grinding plus ultrasonic crushing method is an effective, economic, convenient wall-breaking method for U. virens in the laboratory.
考察了研磨法、有机溶剂法和超声波破碎法对根瘤土壤杆菌细胞破碎的影响。
In this paper, the effects of milling, disruption with organic solvent and ultrasonic on disruption of Agrobacterium tumefaciens KY-3085(ATCC 4452) Strain were compared.
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