Treatment with Bifidobacterium longum 5 1A attenuates intestinal damage and inflammatory response in experimental colitis
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Universidade Federal de Minas Gerais
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Artigo de periódico
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Membros da banca
Resumo
This study evaluated the effects of Bifidobacterium longum 51A on the intestinal mucosa and inflammatory response in experimental colitis. Colitis was induced by administration of 3.5% dextran sodium sulphate (DSS) solution for 7 days. Two periods of administration were performed: treatment (T) group, mice received Bifidobacterium only during disease induction (7 days); total treatment (TT) group, mice received Bifidobacterium for 10 days before and during disease induction. The probiotic effects on intestinal permeability, inflammatory infiltrate, histological analysis, cytokines, chemokines and sIgA were evaluated. Bifidobacterium administration in the T group showed reduction in intestinal permeability and lower IL-1β, myeloperoxidase, and eosinophil peroxidase levels compared to those in the colitis group (P<0.05). Bifidobacterium administration in the TT group attenuated severe lesions in the colon and reduced eosinophil peroxidase level (P<0.05). B. longum 51A treatment modality was more effective than total treatment and reduced the inflammatory response and its consequences on intestinal epithelium.
Abstract
Assunto
Doenças inflamatórias intestinais, Bifidobacterium, Colite
Palavras-chave
Bifidobacterium longum 51A, Colitis, Intestinal epithelium, Inflammatory bowel diseases, Probiotic
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https://www.wageningenacademic.com/doi/10.3920/BM2019.0098