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PRELIMINARY STUDIES ON THE SCREENING, IDENTIFICATION AND OPTIMUM FERMENTATIVE CONDITIONS OF A STRAIN MARINOMONAS SP.BS120414 ISOLATED FROM ARCTIC SEA ICE PRODUCING β-GALACTOSIDASE
Author(s): 
Pages: 108-114
Year: Issue:  2
Journal: Chinese Journal of Polar Research

Abstract: 从北极海冰中分离筛选出一株产β-半乳糖苷酶的菌株BSi20414,经初步鉴定,该菌株归属于海单胞属(Marinomonas),命名为Marinomonas sp.BS120414.对该菌株的产酶条件实验表明,最适产酶条件为:30℃,180 rpm摇瓶培养96 h,培养基中加1.5%(w/v)乳糖,初始pH 7.0,接种量3%,500 mL三角瓶装产酶培养基80 mL.在该条件下酶活由复筛阶段的1....
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