Tehran University of Medical Sciences

Science Communicator Platform

Faculty Members have conducted research related to the Investigating the Impact of Type I-E Crispr-Cas Systems and Acrei10 on Multidrug-Resistance in Clinical Isolates of Klebsiella Pneumoniae
Reza Beigverdi
Reza Beigverdi

Associate Professor of Medical Bacteriology

Department Microbiology

School of Medicine

Tehran University of Medical Sciences

All Documents
1. Investigating the Effect of Xylitol on Ompk36 Overexpression, Increased Meropenem Susceptibility, and Antibiofilm Activity in a Carbapenem-Resistant Clinical Strain of Klebsiella Pneumoniae, International Journal of Microbiology (2026)
2. Serotype Prevalence of Group B Streptococcus Among Pregnant Women in Iran: A Systematic Review and Meta-Analyses From 2007-2022, International Journal of Fertility and Sterility (2026)
3. Antimicrobial Resistance Patterns and Molecular Characterization of Acinetobacter Baumannii Isolates in Non-Covid-19 Patients Admitted to Intensive Care Units During the Pandemic: A Retrospective Study at a Tertiary Hospital in Tehran, Iran, BMC Microbiology (2025)
4. Investigating the Impact of Type I-E Crispr-Cas Systems and Acrei10 on Multidrug-Resistance in Clinical Isolates of Klebsiella Pneumoniae, PLOS ONE (2025)
5. Prevalence and Characteristics of St131-O16 and St131-O25b Clones Among Extended-Spectrum Β-Lactamase-Producing Escherichia Coli Isolates Causing Bloodstream Infection in Iran, Molecular Biology Reports (2025)
6. Acinetobacter Baumannii Infection in Critically Ill Patients With Covid-19 From Tehran, Iran: The Prevalence, Antimicrobial Resistance Patterns and Molecular Characteristics of Isolates, Frontiers in Cellular and Infection Microbiology (2024)
7. Phenotypic and Genotypic Evaluation of Aminoglycoside Resistance in Escherichia Coli Isolated From Patients With Blood Stream Infections in Tehran, Iran, Iranian Journal of Microbiology (2024)
8. Phylogenetic Group, Antibiotic Resistance, Virulence Gene, and Genetic Diversity of Escherichia Coli Causing Bloodstream Infections in Iran, Frontiers in Microbiology (2024)
9. Prevalence of Erythromycin and Clindamycin Resistance in Streptococcus Agalactiae Isolated From Pregnant Women in Iran: A Systematic Review and Meta-Analysis, Journal of Mazandaran University of Medical Sciences (2024)
10. Determining Effects of Nitrate, Arginine, and Ferrous on Antibiotic Recalcitrance of Clinical Strains of Pseudomonas Aeruginosa in Biofilm-Inspired Alginate Encapsulates, Annals of Clinical Microbiology and Antimicrobials (2023)
11. Global Prevalence and Antibiotic Resistance in Clinical Isolates of Stenotrophomonas Maltophilia: A Systematic Review and Meta-Analysis, Frontiers in Medicine (2023)
12. Hvhc-Esd-Induced Oxygen Vacancies: An Insight Into the Phenomena of Interfacial Interactions of Nanostructure Oxygen Vacancy Sites With Oxygen Ion-Containing Organic Compounds, ACS Applied Materials and Interfaces (2023)
13. In Vitro Antibiotic Combinations of Colistin, Meropenem, Amikacin, and Amoxicillin/Clavulanate Against Multidrug-Resistant Klebsiella Pneumonia Isolated From Patients With Ventilator-Associated Pneumonia, BMC Microbiology (2023)
14. Molecular Analysis of Enterococcus Faecalis Isolates in a 4-Year Period, Archives of Razi Institute (2023)
15. Molecular Characteristics of Staphylococcus Aureus Strains Isolated From Nasal Cavity and Wound Infections Among Diabetic Patients, Current Microbiology (2023)
16. Phenotypic and Genotypic Detection of Ampc and Esbl Beta-Lactamase Resistance in Escherichia Coli Strains Isolated From Patients With Urinary Tract Infections, Journal of Knowledge and Health in Basic Medical Sciences (2023)
17. Antimicrobial Resistance Pattern, Virulence Determinants and Molecular Analysis of Carbapenem-Resistant Klebsiella Pneumoniae Isolated From Clinical Samples in Iran, FEMS Microbiology Letters (2022)
18. Distribution and Characteristics of Bacteria Isolated From Cystic Fibrosis Patients With Pulmonary Exacerbation, Canadian Journal of Infectious Diseases and Medical Microbiology (2022)
19. Identification of Major Sequence Types Among Aminoglycoside Resistant Staphylococcus Aureus and Staphylococcus Epidermidis Strains Isolated From Clinical Samples, Iranian Journal of Microbiology (2022)
20. Microbial Profile and Antibiotic Susceptibility Pattern in Diabetic Patients With Mild, Moderate, and Severe Foot Infections in Tehran, Archives of Razi Institute (2022)
21. Multiple-Locus Variable-Number Tandem Repeat Analysis for Genotyping of Erythromycin-Resistant Group B Streptococci in Iran, New Microbes and New Infections (2022)
22. Multiplex Detection of Five Common Respiratory Pathogens From Bronchoalveolar Lavages Using High Resolution Melting Curve Analysis, BMC Microbiology (2022)
23. Multiplex High-Resolution Melting Assay for Simultaneous Detection of Five Key Bacterial Pathogens in Urinary Tract Infections: A Pilot Study, Frontiers in Microbiology (2022)
24. Efficacy of 16S Rrna Variable Regions High-Resolution Melt Analysis for Bacterial Pathogens Identification in Periprosthetic Joint Infections, BMC Microbiology (2021)
25. Phenotypic and Genotypic Prevalence of Extended-Spectrum Β-Lactamase-Producing Escherichia Coli: A Systematic Review and Meta-Analysis in Iran, Microbial Drug Resistance (2021)
26. Combinatorial Effects of Antibiotics and Enzymes Against Dual-Species Staphylococcus Aureus and Pseudomonas Aeruginosa Biofilms in the Wound-Like Medium, PLoS ONE (2020)
27. Molecular Characterization, Antibiotic Resistance Pattern and Capsular Types of Invasive Streptococcus Pneumoniae Isolated From Clinical Samples in Tehran, Iran, BMC Microbiology (2020)
28. Prevalence and Mechanisms of Carbapenem Resistance in Acinetobacter Baumannii: A Comprehensive Systematic Review of Cross-Sectional Studies From Iran, Microbial Drug Resistance (2020)
29. Prevalence of Genes Encoding Aminoglycoside-Modifying Enzymes in Clinical Isolates of Gram-Positive Cocci in Iran: A Systematic Review and Meta-Analysis, Microbial Drug Resistance (2020)
30. Antimicrobial Resistance Pattern, Virulence Determinants and Molecular Analysis of Enterococcus Faecium Isolated From Children Infections in Iran, BMC Microbiology (2019)
31. High Prevalence of Direct Repeat Unit Types of 10Di, 8 H and 8I Among Methicillin Resistant Staphylococcus Aureus Strains With Staphylococcal Cassette Chromosome Mec Type Iiia Isolated in Tehran, Iran, Antimicrobial Resistance and Infection Control (2019)
32. Molecular Analysis and Antimicrobial Resistance Pattern of Distinct Strains of Pseudomonas Aeruginosa Isolated From Cystic Fibrosis Patients in Iran, Iranian Journal of Microbiology (2019)
33. Prevalence of Extended-Spectrum Β-Lactamase-Producing Klebsiella Pneumoniae: First Systematic Review and Meta-Analysis From Iran, Journal of Global Antimicrobial Resistance (2019)
34. Status of Carbapenem-Resistant Acinetobacter Baumannii Harboring Carbapenemase: First Systematic Review and Meta-Analysis From Iran, Infection# Genetics and Evolution (2019)
35. The Efficacy of Lyticase and Β-Glucosidase Enzymes on Biofilm Degradation of Pseudomonas Aeruginosa Strains With Different Gene Profiles, BMC Microbiology (2019)
36. Assessment of Disinfectant and Antibiotic Susceptibility Patterns and Multi-Locus Variable Number Tandem Repeat Analysis of Staphylococcus Epidermidis Isolated From Blood Cultures, Iranian Journal of Microbiology (2018)
37. Clonal Relation and Antimicrobial Resistance Pattern of Extended-Spectrum Β-Lactamase- and Ampc Β-Lactamase-Producing Enterobacter Spp. Isolated From Different Clinical Samples in Tehran, Iran, Revista da Sociedade Brasileira de Medicina Tropical (2018)
38. Comparison of Antibacterial Effect of Four Irrigation Solutions in Primary Root Canal Infections: A Clinical Study, Iranian Endodontic Journal (2018)
39. Prevalence of Group B Streptococcus in Pregnant Women in Iran: A Systematic Review and Meta-Analysis, Pediatric Infectious Disease Journal (2018)
40. Prevalence of Metallo-Β-Lactamase-Encoding Genes Among Carbapenem-Resistant Pseudomonas Aeruginosa Strains Isolated From Burn Patients in Iran, Revista da Sociedade Brasileira de Medicina Tropical (2018)
41. Prevalence of Methicillin-Resistant Staphylococcus Aureus Isolated From Burn Patients in Iran: A Systematic Review and Meta-Analysis, Journal of Global Antimicrobial Resistance (2018)
42. Characterization of Biofilm Formation, Antimicrobial Resistance, and Staphylococcal Cassette Chromosome Mec Analysis of Methicillin Resistant Staphylococcus Hominis From Blood Cultures of Children, Revista da Sociedade Brasileira de Medicina Tropical (2017)
43. Nasal Carriage Rate of Methicillin Resistant Staphylococcus Aureus Among Iranian Healthcare Workers: A Systematic Review and Meta-Analysis, Revista da Sociedade Brasileira de Medicina Tropical (2017)
44. Characterization of Virulence Factors, Antimicrobial Resistance Pattern and Clonal Complexes of Group B Streptococci Isolated From Neonates, Microbial Pathogenesis (2016)
45. Comparison of Virulence Factors and Capsular Types of Streptococcus Agalactiae Isolated From Human and Bovine Infections, Microbial Pathogenesis (2016)
46. Evaluation of Mannosidase and Trypsin Enzymes Effects on Biofilm Production of Pseudomonas Aeruginosa Isolated From Burn Wound Infections, PLoS ONE (2016)
47. Investigation of Biofilm Formation Ability, Antimicrobial Resistance and the Staphylococcal Cassette Chromosome Mec Patterns of Methicillin Resistant Staphylococcus Epidermidis With Different Sequence Types Isolated From Children, Microbial Pathogenesis (2016)
48. Prevalence of High-Level Gentamicin-Resistant Enterococcus Faecalis and Enterococcus Faecium in an Iranian Hospital, Journal of Preventive Medicine and Hygiene (2016)
49. Prevalence of Vancomycin-Resistant Enterococcus in Iran: A Systematic Review and Meta-Analysis, European Journal of Clinical Microbiology and Infectious Diseases (2016)