| 中草药还原法制备银纳米颗粒及其抗菌性能; Biosynthesis of Silver Nanoparticles from Various Medicinal Plant Extracts and Their Antibacterial Properties | |
| 林源 ; 林丽芹 ; 林文爽 ; 黄加乐 ; 何宁 ; 王海涛 ; 孙道华 ; 李清彪 | |
| 2011-08 | |
| 关键词 | 生物还原 银纳米颗粒 中草药提取液 抗菌 中药现代化技术 biosynthesis silver nanoparticles medicinal plant extracts antibacterial modernization technology of traditional Chinese medicines |
| 英文摘要 | 作者简介:林源(1985－)，女，硕士研究生。联系人:李清彪(1963－),教授，博士生导师，电话:0592－ 2189595，E－mail:kelqb@xmu．; [中文摘要]分别以中草药丁香、山茱萸、地榆和乌梅的提取液为还原剂和保护剂合成银纳米颗粒,利用紫外-可见吸收光谱(UV-vis)、透射电镜(TEM)以及X射线粉末衍射(XRD)对产物进行了表征。结果表明,所得银纳米颗粒呈近球形,提高提取液的pH有利于获得粒径较小、分散性好、稳定性高的银纳米颗粒。进一步考察制得的银纳米颗粒的抗菌性能,结果表明,其对大肠杆菌和金黄色葡萄球菌有很强的抑制作用,最小抑菌质量浓度(M IC)分别可达1.69和3.38 mg/L。[英文摘要]Quasi-spherical silver nanoparticles(AgNPs) were synthesized from the extracts of different medicinal plants including Syzygium aromaticum,Cornus officinalis,Prunus mume and Sanguisorba officinalis,and were subsequently characterized by means of UV-visible spectroscopy,transmission electron microscopy and X-ray diffraction.When pH values of the extracts were adjusted to 10,the biosynthesized AgNPs were well-dispersed,highly stable,and relatively small in size.Thus obtained AgNPs were found to demonstrate good antibacterial activity against Escherichia coli and Staphylococcus aureus，with minimum inhibitory concentrations of 1.69 and 3.38 mg /L required，respectively．; 国家自然科学基金重点项目(21036004);国家自然科学基金面上项目(20976146);福建省科技计划重点项目(2009H0041) |
| 语种 | 中文 |
| 出版者 | 《精细化工》编辑部 |
| 内容类型 | 期刊论文 |
| 源URL | [http://dspace.xmu.edu.cn/handle/2288/13142]  |
| 专题 | 化学化工－已发表论文 |
| 推荐引用方式 GB/T 7714 | 林源,林丽芹,林文爽,等. 中草药还原法制备银纳米颗粒及其抗菌性能, Biosynthesis of Silver Nanoparticles from Various Medicinal Plant Extracts and Their Antibacterial Properties[J],2011. |
| APA | 林源.,林丽芹.,林文爽.,黄加乐.,何宁.,...&李清彪.(2011).中草药还原法制备银纳米颗粒及其抗菌性能.. |
| MLA | 林源,et al."中草药还原法制备银纳米颗粒及其抗菌性能".(2011). |
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