机构地区: 大连大学医学院
出 处: 《中国微生态学杂志》 2003年第3期144-144,146,共2页
摘 要: 从采自大连地区 2 4份土样中分离筛选到一株产几丁质酶活性较高的芽胞杆菌 (Bacillussp )B 4 1,该菌株产几丁质酶最适的发酵条件为 :碳源为胶体几丁质 ,氮源为酵母浸汁 ,pH7 2 ,温度 4 2℃ ,振荡培养 4天。 The 'B-41',a kind of Bacillus which have high activity to produce the chitinase,isolated from 24 samples of DaLian area.The favorable condition of the strain producing high chitinase were as follows:C source,colloidal chitin;N source,yeast-paste;temperature,42℃;pH=7.2;shaken cultured 4 day.
关 键 词: 芽胞杆菌 几丁质酶 发酵条件 碳源 胶体几丁质 氮源
领 域: [生物学]