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[1]程永刚,王世明,周玲,等.假丝酵母产生物表面活性剂的研究[J].生物加工过程,2010,8(04):12-16.[doi:10.3969/j.issn.1672-3678.2010.04.003]
 CHENG Yonggang,WANG Shiming,ZHOU Ling,et al.Production of biosurfactant from paraffin by fermentation with Candia E2[J].Chinese Journal of Bioprocess Engineering,2010,8(04):12-16.[doi:10.3969/j.issn.1672-3678.2010.04.003]
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假丝酵母产生物表面活性剂的研究
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《生物加工过程》[ISSN:1672-3678/CN:32-1706/Q]

卷:
8
期数:
2010年04期
页码:
12-16
栏目:
出版日期:
2010-07-31

文章信息/Info

Title:
Production of biosurfactant from paraffin by fermentation with Candia E2
作者:
程永刚王世明周玲徐波郭伟
1. 南京理工大学 化工学院 生物工程系,南京210094; 2. 太极集团西南药业股份有限公司,重庆400038
Author(s):
CHENG YonggangWANG ShimingZHOU LingXU BoGUO Wei
1. Department of Bioengineering, School of Chemical Engineering, Nanjing University of Science and Technology, Nanjing 210094, China; 2. Southwest Parmarceutical Co.,Ltd, Taiji Group, Chongqing 400038, China
关键词:
假丝酵母生物表面活性剂脂肽
分类号:
Q939.97
DOI:
10.3969/j.issn.1672-3678.2010.04.003
文献标志码:
A
摘要:
从扬子石化的废水淤泥中筛选到1株假丝酵母(Candida),其发酵上清液有较强的表面活性,可将水的表面张力从72.3 mN/m降到32.5 mN/m.发酵上清液经酸化、丙酮沉淀后得到浅黄色固体,经TLC、IR、GC-MS分析表明:此种物质为脂肽类物质,疏水基部分为十六碳酸和9-十八烯酸,亲水基部分含有多种氨基酸.其临界胶束质量浓度为150 mg/L,可耐受120 ℃高温和饱和浓度盐离子(质量分数为36%的Na+),pH适应范围广(pH 2~12),是一种极具应用前景的生物表面活性剂.

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