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Bifidobacteria and Their Health-Promoting Effects
Claudio Hidalgo-Cantabrana1, Susana Delgado1, Lorena Ruiz1
1Department of Microbiology and Biochemistry of Dairy Products, Dairy Research Institute of Asturias, Spanish National Research Council (IPLA-CSIC), Paseo Río Linares s/n 33300, Villaviciosa, Asturias, Spain.
Bifidobacteria are key gut microbes, especially in infants, influencing health and immunity. Certain strains act as probiotics, used in foods and medicines for disease prevention and treatment.
Area of Science:
- Microbiology
- Human Gut Microbiota
- Probiotics
Background:
- Bifidobacteria are crucial members of the mammalian intestinal microbiota, belonging to the Actinobacteria phylum.
- They are predominant in breast-fed infants, playing vital roles in immune system development and nutrient utilization.
- Human milk oligosaccharides are significant drivers of bifidobacterial growth.
Purpose of the Study:
- To review the role of Bifidobacteria in the human intestinal microbiota.
- To explore the use of Bifidobacteria as probiotics in disease prevention and treatment.
Main Methods:
- Literature review focusing on Bifidobacteria's role in human health.
- Analysis of scientific evidence for Bifidobacteria in intestinal and extraintestinal pathologies.
Main Results:
- Bifidobacteria are early colonizers in newborns, essential for physiological development.
- Specific Bifidobacterium strains demonstrate probiotic effects and are utilized in functional foods and pharmaceuticals.
- Evidence supports their use in managing various health conditions.
Conclusions:
- Bifidobacteria are integral to gut health, particularly in early life.
- Their probiotic properties offer therapeutic potential for numerous diseases.
- Further research supports their application in medicine and functional foods.
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