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Modified Most Probable Number Assay to Quantify Salmonella in Raw and Ready-to-Cook Chicken Products
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Mitigating Salmonella in Poultry Using Probiotics: Mechanisms, Challenges, and Opportunities
Oluwaseun D Adeyemi1, Samuel N Nahashon1
1Department of Food and Animal Sciences, College of Agriculture, Tennessee State University, 3500 John A. Merritt Boulevard, Nashville, TN 37209, USA.
Microorganisms
|February 27, 2026
Summary
Probiotics offer a sustainable alternative to antibiotics for controlling Salmonella in poultry. Research highlights their mechanisms, including competitive exclusion and immune modulation, to improve gut health and food safety.
Area of Science:
- Animal Science
- Microbiology
- Food Safety
Background:
- Poultry industry faces significant challenges from Salmonella infections, impacting public health and economy.
- Antimicrobial resistance necessitates alternatives to antibiotic use in poultry production.
- Probiotics are emerging as sustainable solutions for poultry health and Salmonella control.
Purpose of the Study:
- To review the anti-Salmonella mechanisms of probiotics in poultry.
- To discuss commonly used and emerging probiotic strains.
- To identify challenges and future directions for probiotic application in poultry.
Main Methods:
- Literature review summarizing key mechanisms of probiotic action against Salmonella.
- Discussion of specific probiotic genera (Lactobacillus, Bacillus) and novel candidates.
- Exploration of challenges and future research avenues for probiotic use.
Main Results:
- Probiotics combat Salmonella via competitive exclusion, antimicrobial substance production, enhanced intestinal barrier function, and immune modulation.
- Lactobacillus and Bacillus are key probiotic genera, with potential from other hosts.
- Challenges include strain specificity, study variability, environmental factors, and regulations.
Conclusions:
- Probiotics show promise in mitigating Salmonella colonization and improving poultry health.
- Further research is needed to overcome challenges and optimize probiotic strategies.
- Advancing understanding of host-probiotic-pathogen interactions is crucial for sustainable poultry production and food safety.
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