Lizardo M P, Tavaria F K
Centro de Biotecnologia e Química Fina-Laboratório Associado, Escola Superior de Biotecnologia, Universidade Católica Portuguesa/Porto, Rua Diogo Botelho, 1327, 4169-005 Porto, Portugal.
AIMS Microbiol. 2022 Oct 27;8(4):388-402. doi: 10.3934/microbiol.2022027. eCollection 2022.
Although probiotics' main known effects are in the digestive system, over the last years several benefits that come from their topical use, have been investigated. Several studies have reported beneficial effects on different skin disorders, such as atopic dermatitis, acne, eczema, psoriasis, wound healing, skin aging and reactive skin. Their main action is assigned to the inhibition of skin colonization by pathogens. In this work, the growths of three probiotic strains were evaluated in the presence of abiotic factors similar to those found in skin, namely, UV radiation, temperature, pH, NaCl and fatty acids. showed increased growth under the pH of 6, but no differences in its growth were found for the various NaCl concentrations tested. increased the number of bacterial cells in 88.8% when grown in 10 mM NaCl concentration, while showed increased growth at 45 °C. All tested probiotic bacteria were able to grow under skin-like conditions. However, was the probiotic that showed the best results. The results obtained in this study indicate that the used probiotics may be beneficial in the treatment of skin diseases, since they are able to successfully thrive in skin-like conditions.
尽管益生菌的主要已知作用是在消化系统,但在过去几年中,人们对其局部使用的多种益处进行了研究。多项研究报告了益生菌对不同皮肤疾病的有益作用,如特应性皮炎、痤疮、湿疹、银屑病、伤口愈合、皮肤老化和敏感性皮肤。它们的主要作用被认为是抑制病原体在皮肤上的定植。在这项研究中,评估了三种益生菌菌株在类似于皮肤中发现的非生物因素(即紫外线辐射、温度、pH值、氯化钠和脂肪酸)存在下的生长情况。在pH值为6时生长增加,但在所测试的不同氯化钠浓度下其生长没有差异。当在10 mM氯化钠浓度下生长时,[具体菌株名称1]的细菌细胞数量增加了88.8%,而[具体菌株名称2]在45°C时生长增加。所有测试的益生菌都能够在类似皮肤的条件下生长。然而,[具体菌株名称3]是表现出最佳结果的益生菌。本研究获得的结果表明,所使用的益生菌可能对皮肤疾病的治疗有益,因为它们能够在类似皮肤的条件下成功生长。
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