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Updated: Jun 20, 2026
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Probiotic Studies in Neonatal Mice Using Gavage
Published on: January 27, 2019
Microbial-host interactions: selecting the right probiotics and prebiotics for infants
Seppo Salminen1, Maria Carmen Collado, Erika Isolauri
1Functional Foods Forum, University of Turku, Turku, Finland. seppo.salminen@utu.fi
Nestle Nutrition Workshop Series. Paediatric Programme
|August 28, 2009
Summary
Probiotics influence health by altering gut microbiota. Strain identification and characterization are crucial for ensuring specific health benefits and accurate studies.
Area of Science:
- Microbiology
- Human Health
- Gastroenterology
Background:
- Probiotics were initially used to modify the intestinal microbiota for health benefits.
- Current research confirms probiotic efficacy in various food matrices and preparations, with effects being strain-dependent.
- Strain specificity is vital for demonstrating health claims and conducting epidemiological studies.
Purpose of the Study:
- To emphasize the importance of strain identification and characterization for probiotics.
- To highlight the need for linking specific probiotic strains to proven health effects.
- To discuss the role of molecular methods in identifying targeted probiotics and prebiotics for infant microbiota.
Main Methods:
- Review of current scientific literature on probiotics and their health effects.
- Emphasis on modern techniques for strain identification and characterization.
- Discussion of molecular methods for microbiota assessment.
Main Results:
- Specific probiotic strains with demonstrated in vitro and in vivo benefits are recognized.
- Probiotics are included in pediatric nutrition recommendations, using the healthy infant gut microbiota as a model.
- Molecular techniques aid in identifying precise probiotics and prebiotics for infants with altered microbiota.
Conclusions:
- Well-characterized, strain-identified probiotics are essential for health claims and research.
- Accurate product information regarding concentration, viability, and dosage is critical.
- Continuous quality control of probiotic strains is necessary to maintain their properties.
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