|本期目录/Table of Contents|

[1]易馨,杨开智,童晋,等.响应面法对光合细菌还原亚碲酸盐条件的优化[J].江苏农业科学,2017,45(10):217-220.
 Yi Xin,et al.Optimization of tellurite reduction conditions of photosynthetic bacteria group by response surface method[J].Jiangsu Agricultural Sciences,2017,45(10):217-220.
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响应面法对光合细菌还原亚碲酸盐条件的优化(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第45卷
期数:
2017年10期
页码:
217-220
栏目:
资源与环境
出版日期:
2017-05-20

文章信息/Info

Title:
Optimization of tellurite reduction conditions of photosynthetic bacteria group by response surface method
作者:
易馨 杨开智 童晋 李明学 谢鸿观
成都理工大学材料与化学化工学院,四川成都 610059
Author(s):
Yi Xinet al
关键词:
光合细菌亚碲酸盐最佳还原条件响应面法碲污染治理
Keywords:
-
分类号:
Q939.9
DOI:
-
文献标志码:
A
摘要:
以实验室前期获得的1株对亚碲酸盐有还原能力的光合细菌——沼泽红假单胞菌(Rhodopseudomonas palustris)为研究对象,采用响应面法对其还原亚碲酸盐的条件进行优化。在单因素试验基础上,以碲的还原率为响应值,采用Box-Behnken(BB)设计,利用Design-Expert软件对响应值进行4因素3水平下的多元二次回归拟合分析,确定最佳还原条件为:菌种接种量8%(体积分数,下同),初始碲浓度63 mg/L,初始pH值6.2,接种后培养9 d,则亚碲酸盐的还原率可达99.76%。反应过程中还原条件的优化,对后期利用微生物治理环境的碲污染具有参考价值。
Abstract:
-

参考文献/References:

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[8]Diaz-Vasquez W A,Abarca-Lagunas M J,Arenas F A,et al. Tellurite reduction by Escherichia coli NDH-Ⅱ dehydrogenase results in superoxide production in membranes of toxicant-exposed cells[J]. BioMetals,2014,27(2):237-246.
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备注/Memo

备注/Memo:
收稿日期:2016-01-22
基金项目:四川省成都市科技局科技惠民技术研发项目(编号:2014-HM01-00331-SF);四川碲铋产业技术研究院平台项目(编号:2015510010000322)。
作者简介:易馨(1990—),女,硕士研究生,主要从事含碲废液的生物处理研究。E-mail:461505315@qq.com。
通信作者:谢鸿观,博士,副教授,主要从事资源环境微生物的应用研究。E-mail:xiehongguan08@cdut.cn。
更新日期/Last Update: 2017-05-20