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Carbapenem and Colistin-Resistant Hypervirulent Klebsiella pneumoniae in the Egyptian Food Chain | Knowture Research Hub

Welcome to a focused presentation of a critical microbiological and public health research study from Mansoura University. This research investigates the emergence of carbapenem- and colistin-resistant hypervirulent Klebsiella pneumoniae (CRKP) as an expanding threat that extends beyond clinical environments into the Egyptian food chain.

This study underscores a critical public health crisis by demonstrating that the Egyptian food chain—specifically retail minced, chicken, diced, and mutton meat—serves as a significant reservoir for carbapenem-resistant and colistin-resistant Klebsiella pneumoniae (CRKP). The findings are particularly alarming as they reveal that these foodborne isolates are not merely environmental contaminants but are genetically highly similar to clinical isolates responsible for severe human infections in Egypt, suggesting a direct link between contaminated food consumption and the dissemination of high-risk, hypervirulent clones (HvKP). By integrating phylogenetic tree analysis, this study provides the "genetic fingerprint" necessary to prove that retail meat in Egypt is a direct reservoir for high-risk pathogens that transcend traditional boundaries, posing a grave threat to clinical treatment options and necessitating urgent "One Health" integrated surveillance to safeguard public health.

Who Should Watch

This research video is essential for:

• Food safety and quality control specialists.

• Public Health Officials and Policy Makers.

• Clinical Microbiologists and Infectious Disease Specialists.

• Veterinarians and Animal Health Experts.

• Bioinformaticians and Epidemiologists.

• Postgraduate students in biomedical and life sciences.

Key Research Highlights

•      Retail Meat as a Critical Reservoir: A total of 311 food samples (minced meat, chicken, mutton, and diced meat) were analysed, revealing that 11.89% were contaminated with carbapenem-resistant Klebsiella pneumoniae.

•      Last-Resort Antibiotic Failure: Alarmingly, 45.71% of these CRKP isolates also exhibited resistance to colistin, one of the final treatment options for MDR infections in humans.

•      Genomic Link to Human Disease: Via phylogenetic tree analysis (SNP-based core genome), the study demonstrated that foodborne isolates are genetically nearly identical to clinical human isolates previously reported in Egypt.

•      Identification of High-Risk Clones: The research tracked the presence of potent resistance genes and global "super-clones" such as ST383 and ST147, which are associated with high-mortality outbreaks worldwide.

•      Co-carriage of Resistance and Virulence: Plasmid analysis revealed that antimicrobial resistance genes and multiple virulence genes are often encoded on the same mobile genetic element, creating a "lethal package" that is easily transferred.

•      A "One Health" Emergency: The study concludes that the emergence of hypervirulent K. pneumoniae (HvKP) in the Egyptian food chain is a significant public health threat that transcends traditional boundaries between animal and human health.

Why This Study Matters

Expands the epidemiological scope of antimicrobial resistance: Demonstrates that resistant pathogens are not restricted to hospitals but can circulate through the food chain.

• Implications for food safety systems: Highlights the urgent need for improved hygiene, surveillance, and regulatory control in food production and distribution.

 • Implications for Veterinarians: To lead the charge in antimicrobial stewardship and "farm-to-fork" biosafety to prevent these pathogens from entering the food supply.

• Supports the One Health framework: Emphasizes the interconnected roles of human, animal, and environmental health in addressing antimicrobial resistance.

• Public health urgency: The coexistence of high virulence and multidrug resistance increases the risk of severe and potentially untreatable infections spreading through routine food consumption.

•   Global Health Implications: By identifying high-risk sequence types like ST383 and ST147, the research connects local food safety to global infectious disease outbreaks, proving that these strains transcend national borders and the food chain.

About the Researchers

This research was conducted by a multidisciplinary team from Mansoura University, contributing to national and international efforts to demonstrates that effectively tackling the global AMR crisis requires a deep understanding of its dissemination dynamics highlighting the role of the food chain in the dissemination of AMR.

The study is associated with ongoing research in microbiology, food safety, molecular epidemiology and bioinformatics within Egyptian academic institutions.

For academic correspondence:
ranafahmi@mans.edu.eg

Full Research Publication (Primary)

Details of the full research publication, including methodology, genomic analysis, and resistance profiling, are available through the original study and supporting academic outputs associated with this work.