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不同药用植物水提物羟乙基纤维素凝胶对感染兔烧伤创面愈合活性的影响。

Burn Wound Healing Activity of Hydroxyethylcellulose Gels with Different Water Extracts Obtained from Various Medicinal Plants in -Infected Rabbits.

机构信息

Department of Digital Oncomorphology, National Medical Research Centre of Radiology, 2nd Botkinsky Pass., 3, Moscow 125284, Russia.

Laboratory of Histology and Immunohistochemistry, I.M. Sechenov First Moscow State Medical University (Sechenov University), Trubetskaya St., 8/2, Moscow 119048, Russia.

出版信息

Int J Mol Sci. 2024 Aug 18;25(16):8990. doi: 10.3390/ijms25168990.

Abstract

Burn injuries represent a significant problem in clinical practice due to the high risk of infection and the prolonged healing process. Recently, more attention has been given to natural remedies such as water extracts of various medicinal plants, which possess anti-inflammatory and wound healing properties. The aim of this study is to evaluate the efficacy and safety of L. and other water extracts in a burn wound model. The study involved male Californian rabbits ( = 52) divided into eight groups. Burn wounds were modeled on the animals and subsequently treated with gels based on L. and other water extracts. The reparative potential of the epidermis (assessed by Ki-67 expression), the state of local immunity (measured by the number of CD-45 cells), and the anti-inflammatory role of mast cells (measured by tryptase levels) were evaluated. Bacteriological and morphological studies were conducted. The most pronounced bactericidal, reparative, and immunostimulatory effects were observed after the treatment using a gel mixture of water extracts from L., , L., and in equal proportions (1:1:1:1). The other gels also demonstrated high efficacy in treating burn wounds, especially when using a strain of resistant to several antibiotics. Immunohistochemical studies showed a significant increase in the number of Ki-67-positive cells in the basal layer of the epidermis and a decrease in the number of CD-45-positive cells, indicating improved proliferative activity and reduced inflammation. This study confirms the hypothesis that the use of water extract mixtures significantly enhances the reparative potential, improves the immune response in the treatment of burns, and promotes wound healing. These findings pave the way for further research and the application of complex phytotherapeutic agents, specifically water extracts of medicinal plants containing phenols and antioxidants in burn wound therapy.

摘要

烧伤在临床实践中是一个严重的问题,因为其感染风险高且愈合过程漫长。最近,人们越来越关注自然疗法,例如各种药用植物的水提取物,它们具有抗炎和伤口愈合的特性。本研究旨在评估 L. 等水提取物在烧伤模型中的疗效和安全性。研究纳入了 52 只雄性加利福尼亚兔,将其分为 8 组。在动物身上建立烧伤模型,然后用基于 L. 等水提取物的凝胶进行治疗。通过 Ki-67 表达评估表皮的修复潜力,通过 CD-45 细胞数量评估局部免疫状态,通过组织蛋白酶水平评估肥大细胞的抗炎作用。进行了细菌学和形态学研究。在用 L. 、 、 、 的水提取物以 1:1:1:1 的比例混合制成的凝胶治疗后,观察到最明显的杀菌、修复和免疫刺激作用。其他凝胶在治疗烧伤方面也表现出了很高的疗效,特别是在使用对几种抗生素有耐药性的菌株时。免疫组织化学研究显示,表皮基底层的 Ki-67 阳性细胞数量显著增加,CD-45 阳性细胞数量减少,表明增殖活性提高,炎症减轻。本研究证实了使用水提取物混合物可显著增强修复潜力、改善烧伤治疗中的免疫反应并促进伤口愈合的假设。这些发现为进一步研究和应用复杂的植物疗法药物,特别是含有酚类和抗氧化剂的药用植物水提取物治疗烧伤铺平了道路。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/a3c5/11354801/76e218bb8cf3/ijms-25-08990-g001.jpg

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