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赤藓糖醇产生菌B845的形态、生理特征
Morphological and biochemical characters of a strain B845 producing erythritol
【摘要】 分离筛选到了一株产赤藓糖醇能力高的菌种B84 5 ,通过对B84 5的形态、生理生化特性试验 ,发现该菌耐高渗 ,能发酵葡萄糖、蔗糖、麦芽糖 ,细胞为圆形、椭圆形 ,单边或多边芽殖 ,有真菌丝 ,在固体培养基上培养 7d后颜色开始变深 ,由黄色变成褐黑色 ,参阅真菌鉴定手册 ,初步鉴定为圆酵母属菌 (Torulasp.)
【Abstract】 A strain B845 with high productivity of erythritol was screened from nature.Through morphological study,biophysical and biochemical tests,we discovered that this strain was a kind of osmophilic yeast and can fermented glucose,sucrose and maltase.Its cell was round or ellipse shape with real mycelium,reproducted by unilateral or multilateral budding.After cultivating in solid medium for 7 days,its colonies turned from yellow to brown.So according to Hand Book of Fungus Identification,this strain was determined to be Torula sp.
【关键词】 赤藓糖醇;
形态;
生理生化特性试验;
耐高渗;
【Key words】 erythritol; morphological study; biophysical and biochemical tests; osmophilic;
【Key words】 erythritol; morphological study; biophysical and biochemical tests; osmophilic;
- 【文献出处】 生物技术 ,Biotechnology , 编辑部邮箱 ,2002年02期
- 【分类号】TQ920
- 【被引频次】12
- 【下载频次】140