%0 Journal Article
%T STUDIES ON XYLANASE PRODUCTION BY ASPERGILLUS CLAVATUS 22<br>棒曲霉22产木聚糖酶的研究
%A Liu Yueying Zheng Zhonghui Fu Yuxiao Yang Jinghui
%A <br>刘月英
%A 郑忠辉
%A 付欲晓
%A 杨竞辉
%J 微生物学通报
%D 1993
%I 
%X 从105株霉菌和酵母菌中筛选到一株木聚糖酶活力较高的棒曲霉(Aspergillua clavatus)菌株22。该菌株适宜的产酶培养基为(g/1):蔗渣半纤维素30,NH4NO3 5,酵母膏5,麸皮10,吐温801和少量无机盐,初始pH5.5。最适的孢子接种量为4.9×106个/ml。在上述培养基中28℃振荡培养72h.木聚糖酶活力可达335.9u/ml。酶反应的最适温度为50℃;最适pH为4.8,在pH 6-11酶活性稳定。
%K Aspergillus clavatus
%K Xylanase<br>棒曲霉
%K 木聚糖酶
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=90BA3D13E7F3BC869AC96FB3DA594E3FE34FBF7B8BC0E591&jid=78024727B5F4EF6AA9CA8E605B5FC464&aid=1B35170DF0DBD133F25E1ED46D621333&yid=D418FDC97F7C2EBA&vid=A04140E723CB732E&iid=B31275AF3241DB2D&sid=717CC18E05F2AFA0&eid=B66C5792F4740920&journal_id=0253-2654&journal_name=微生物学通报&referenced_num=8&reference_num=0