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新型生物相容性绿色银纳米颗粒可有效消除多重耐药医院病原体和分枝杆菌属物种。

Novel Biocompatible Green Silver Nanoparticles Efficiently Eliminates Multidrug Resistant Nosocomial Pathogens and Mycobacterium Species.

作者信息

Aman Shahbaz, Kaur Narinder, Mittal Divya, Sharma Deepanjali, Shukla Komal, Singh Bharat, Sharma Anchita, Siwal Samarjeet Singh, Thakur Vijay Kumar, Joshi Hemant, Gupta Raju, Saini Reena V, Saini Adesh K

机构信息

Department of Microbiology, MMIMSR, Maharishi Markandeshwar (Deemed to be University), Mullana, Ambala, Haryana 133207 India.

Department of Biotechnology, Maharishi Markandeshwar Engineering College, Maharishi Markandeshwar (Deemed to be University), Mullana, Ambala, Haryana 133207 India.

出版信息

Indian J Microbiol. 2023 Mar;63(1):73-83. doi: 10.1007/s12088-023-01061-0. Epub 2023 Feb 6.

Abstract

UNLABELLED

Bacterial infection is a major crisis of 21st era and the emergence of multidrug resistant (MDR) pathogens cause significant health problems. We developed, green chemistry-based silver nanoparticles (G-Ag NPs) using fruit peel extract. G-Ag NPs has a spherical shape in the range of ~ 40 nm with a surface charge of - 31 Mv. This nano-bioagent is an eco-friendly tool to combat menace of MDR. Biochemical tests prove that G-Ag NPs are compatible with human red blood cells and peripheral blood mononuclear cells. There have been many reports on the synthesis of silver nanoparticles, but this study suggests a green technique for making non-cytotoxic, non-hemolytic organometallic silver nanoparticles with a high therapeutic index for possible use in the medical field. On the same line, G-Ag NPs are very effective against sp. and MDR strains including and isolated from patient samples. Based on it, we filed a patent to Indian Patent Office (reference no. 202111048797) which can revolutionize the prevention of biomedical device borne infections in hospital pre/post-operated cases. This work could be further explored in future by in vivo experimentation with mice model to direct its possible clinical utility.

SUPPLEMENTARY INFORMATION

The online version contains supplementary material available at 10.1007/s12088-023-01061-0.

摘要

未标注

细菌感染是21世纪的一大危机,多重耐药(MDR)病原体的出现引发了严重的健康问题。我们利用果皮提取物开发了基于绿色化学的银纳米颗粒(G-Ag NPs)。G-Ag NPs呈球形,粒径约为40纳米,表面电荷为 - 31毫伏。这种纳米生物制剂是对抗多重耐药威胁的环保工具。生化测试证明G-Ag NPs与人类红细胞和外周血单核细胞相容。关于银纳米颗粒的合成已有许多报道,但本研究提出了一种绿色技术,可制备具有高治疗指数、无细胞毒性、无溶血作用的有机金属银纳米颗粒,有望用于医学领域。同样,G-Ag NPs对从患者样本中分离出的 菌属和多重耐药菌株(包括 和 )非常有效。基于此,我们向印度专利局提交了专利(参考编号202111048797),这可能会彻底改变医院手术前后生物医学设备相关感染的预防。未来可通过小鼠模型进行体内实验进一步探索这项工作,以指导其可能的临床应用。

补充信息

在线版本包含可在10.1007/s12088-023-01061-0获取的补充材料。

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