In vitro adhesion and anti-inflammatory properties of Limosilactobacillus fermentum FS-10 isolated from infant fecal sample / Adhesión in vitro y propiedades antiinflamatorias de Limosilactobacillus fermentum FS-10 aislado de muestra fecal infantil
Int. microbiol
; 27(1): 227-238, Feb. 2024. graf, tab
Artigo
em Inglês
| IBECS
| ID: ibc-230256
Biblioteca responsável:
ES1.1
Localização: ES15.1 - BNCS
ABSTRACT
In this study, seven strains of Limosilactobacillus fermentum were isolated from an infant fecal sample and characterized using in vitro studies. Lactobacillus rhamnosus GG was used as a comparison because it is a well-documented commercial probiotic. The isolates were tested for attributes such as acid and phenol tolerance, bile salt hydrolase (BSH) activity, and antibiotic sensitivity. One isolate, L. fermentum FS-10, displayed enhanced cell surface hydrophobicity (> 85%) and mucin adhesion. Mucin-binding helps colonization in the gut. The immunomodulatory property of L. fermentum FS-10 was evaluated by determining the modulation of pro- and anti-inflammatory factors such as tumor necrosis factor-alpha (TNF-α), interleukin (IL)-10, and nitric oxide (NO) in human acute monocytic leukemia (THP-1) cells under inflammatory conditions induced by lipopolysaccharide (LPS). L. fermentum FS-10 potently downregulated the expression of TNF-α and nitric oxide and upregulated IL-10 levels, indicating an anti-inflammatory response. Safety assessment of the strain revealed the absence of genes for virulence factors, toxin production, and antibiotic resistance, potentiating application as a probiotic strain.(AU)
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Bases de dados nacionais
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Espanha
Base de dados:
IBECS
Assunto principal:
Fator de Necrose Tumoral alfa
/
Probióticos
/
Coliformes
/
Fezes
/
Anti-Inflamatórios
Limite:
Criança
/
Feminino
/
Humanos
/
Masculino
Idioma:
Inglês
Revista:
Int. microbiol
Ano de publicação:
2024
Tipo de documento:
Artigo
Instituição/País de afiliação:
Tata Chemicals Limited/India