LMG S-24828损害毒力并在体外保护阴道上皮细胞免受感染。

LMG S-24828 Impairs Virulence and Protects Vaginal Epithelial Cells against Infection In Vitro.

作者信息

Spaggiari Luca, Ardizzoni Andrea, Pedretti Natalia, Iseppi Ramona, Sabia Carla, Russo Rosario, Kenno Samyr, De Seta Francesco, Pericolini Eva

机构信息

Clinical and Experimental Medicine PhD Program, University of Modena and Reggio Emilia, 41125 Modena, Italy.

Department of Surgical, Medical, Dental and Morphological Sciences with Interest in Transplant, Oncological and Regenerative Medicine, University of Modena and Reggio Emilia, 41124 Modena, Italy.

出版信息

Microorganisms. 2024 Aug 10;12(8):1634. doi: 10.3390/microorganisms12081634.

Abstract

Probiotics are living microbes that provide benefits to the host. The growing data on health promotion, following probiotics administration, increased interest among researchers and pharmaceutical companies. Infections of the lower genital tract in females, caused by a wide range of pathogens, represent one of the main areas for the use of probiotics and postbiotics. Vulvovaginal candidiasis (VVC) affects 75% of women of reproductive age at least once during their lifetime, with 5-8% developing the recurrent form (RVVC). The disease is triggered by the overgrowth of on the vaginal mucosa. Here, in order to establish its probiotic potential in the context of VVC, we evaluated the anti-fungal effects of the spore-producing LMG S-24828 against and as well as its beneficial effects in counteracting vaginal infection in vitro. Our results show that both live and its Cell-Free Supernatant (CFS) exerted antifungal activity against both fungi. Moreover, live reduced hyphal formation, inhibited adhesion to vaginal epithelial cells, showed co-aggregation capacity, and exerted a protective effect on vaginal epithelial cells infected with . These data suggest that LMG S-24828 may provide benefits in the context of vaginal infections.

摘要

益生菌是对宿主有益的活微生物。随着益生菌给药后促进健康的数据不断增加,研究人员和制药公司对此的兴趣也日益浓厚。由多种病原体引起的女性下生殖道感染是益生菌和后生元应用的主要领域之一。外阴阴道念珠菌病(VVC)在育龄女性中,至少75%的人一生中会发病一次,其中5 - 8%会发展为复发性形式(RVVC)。该疾病是由阴道黏膜上的 过度生长引发的。在此,为了确定其在VVC背景下的益生菌潜力,我们评估了产芽孢的 LMG S - 24828对 和 的抗真菌作用,以及其在体外对抗 阴道感染的有益作用。我们的结果表明,活的 及其无细胞上清液(CFS)对这两种真菌均具有抗真菌活性。此外,活的 减少了菌丝形成,抑制了 对阴道上皮细胞的粘附,表现出共聚集能力,并对感染 的阴道上皮细胞发挥了保护作用。这些数据表明,LMG S - 24828在 阴道感染的背景下可能具有益处。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/9b14/11356316/68f31cb9d7e2/microorganisms-12-01634-g001.jpg

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