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芦丁的阿拉伯胶稳定银纳米颗粒凝胶对……的研究进展 (原文似乎不完整,此为按现有内容尽量通顺的翻译)

Development of Gum-Acacia-Stabilized Silver Nanoparticles Gel of Rutin against .

作者信息

Alqarni Mohammed H, Foudah Ahmed I, Alam Aftab, Salkini Mohammad A, Muharram Magdy M, Labrou Nikolaos E, Kumar Piyush

机构信息

Department of Pharmacognosy, College of Pharmacy, Prince Sattam Bin Abdulaziz University, Alkharj 11942, Saudi Arabia.

Department of Microbiology, College of Science, Al-Azhar University, Nasr City, Cairo 11884, Egypt.

出版信息

Gels. 2022 Jul 27;8(8):472. doi: 10.3390/gels8080472.

Abstract

. is one of the most causative pathogens responsible for fungal infections. It is often a hospital-acquired form of sepsis with a very high number of deaths. Currently, the most effective anti-fungal agents are based on polyenes or echinocandins. However, long-term treatments or repeated use of these anti-fungals lead to therapy limitations. Current research is urgently needed to overcome existing challenges for antimicrobials from natural sources. This study aims to determine the anti-fungal activity of rutin, which has the advantage of increasing the therapeutic value. Because of its low solubility in water and oils, rutin is limited in use. To address these constraints, we encapsulated rutin in a nanocarrier system. Silver nanoparticles (SNPs) and gum acacia (GAs) are emerging as attractive components and are widely studied as biologically safe nanomaterials/carrier systems for various drugs. Still, they are barely investigated as nano-sized vectors for the targeted delivery of rutin. In the present work, GA stabilised SNPs of rutin were successfully formulated and evaluated. It was later incorporated into carbapol 940 gels and formed SNP gels. Rutin-SNPs were developed with a consistent size in the nano range of 59.67 ± 44.24 nm in size, 0.295 ± 0.014 polydispersity index (PDI), and -11.2 ± 6.66 mV zeta potential. The drug released was found to be 81. 26 ± 4.06% in 600 min by following zero-order kinetics. The rutin-SNP gel showed considerable activity against skin candidiasis at MIC 1.56 g/mL. The developed formulation was biocompatible. This first-ever interdisciplinary study suggests that the rutin-SNPs gel could play a vital role in drug resistance in this fungal pathogen.

摘要

. 是引起真菌感染的最主要病原体之一。它通常是一种医院获得性败血症形式,死亡率很高。目前,最有效的抗真菌药物是基于多烯类或棘白菌素类。然而,长期治疗或反复使用这些抗真菌药物会导致治疗受限。迫切需要开展当前研究以克服天然来源抗菌药物的现有挑战。本研究旨在确定芦丁的抗真菌活性,芦丁具有提高治疗价值的优势。由于其在水和油中的溶解度低,芦丁的应用受到限制。为了解决这些限制,我们将芦丁封装在纳米载体系统中。银纳米颗粒(SNPs)和阿拉伯胶(GAs)正成为有吸引力的成分,并作为各种药物的生物安全纳米材料/载体系统被广泛研究。然而,它们作为芦丁靶向递送的纳米级载体却鲜有研究。在本工作中,成功制备并评估了GA稳定的芦丁SNPs。随后将其掺入卡波姆940凝胶中形成SNP凝胶。所开发的芦丁-SNPs尺寸一致,在纳米范围内,大小为59.67±44.24 nm,多分散指数(PDI)为0.295±0.014,zeta电位为-11.2±6.66 mV。通过零级动力学发现,在600分钟内药物释放率为81.26±4.06%。芦丁-SNP凝胶在MIC为1.56 g/mL时对皮肤念珠菌病显示出相当的活性。所开发的制剂具有生物相容性。这项首次的跨学科研究表明,芦丁-SNPs凝胶可能在这种真菌病原体的耐药性方面发挥重要作用。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/f3ba/9407585/82c8021962cb/gels-08-00472-g001.jpg

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