细菌生物合成纳米硒的研究进展

被引:26
作者
李吉祥
吴文良
郭岩彬
机构
[1] 中国农业大学资源与环境学院,生物多样性与有机农业北京市重点实验室
关键词
硒; 红色纳米硒; 细菌还原;
D O I
10.13254/j.jare.2014.0245
中图分类号
Q939.9 [应用微生物学];
学科分类号
071005 [微生物学];
摘要
硒是人和动物必需的一种微量元素,但是高浓度硒盐会对有机体产生毒害作用,同时会污染环境。而细菌合成的纳米硒无毒、稳定,具有较高的生物活性,在纳米硒生产和硒污染治理等方面应用潜力巨大。本文主要综述了纳米硒的特征及应用,分析了碳氮源、氧气、温度、p H等一系列因素对细菌产生纳米硒过程的影响,阐述了细菌还原合成纳米硒的初步研究机理,并探讨了该研究未来的关注点,为生物纳米硒的广泛应用提供参考。
引用
收藏
页码:551 / 554
页数:4
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