Ali Al Ahmad | Microbiology | Outstanding Contribution Award
Prof. Dr. Ali Al-Ahmad, University of Freiburg, Faculty of Meicine , Germany.
Publication profile
Education and Experience (
)
Biology-Diploma (1986-1993): Albert-Ludwigs-Universität Freiburg, Thesis on Chloroflexus auranthiacus.
Doctorate (1994-1998): Dissertation on biodegradability in wastewater, Institute for Environmental Medicine.
Professor and Head of Oral Microbiology (Since 2014): University of Freiburg.
Head of Laboratories (Since 2006): Department of Operative Dentistry, University of Freiburg.
Postdoc and Deputy Head (1997-1999): Institute of Environmental Medicine.
Suitability for Best Researcher Award:
Professional Development (
)
Prof. Dr. Ali Al-Ahmad has cultivated a strong professional reputation in microbiology and dentistry . As Head of the Oral Microbiology section at the University of Freiburg, he oversees research on biofilm microbiota and dental infections
. With over 45 supervised dissertations, his mentorship shapes the next generation of dental researchers
. His professional affiliations include the German Association for Dental Medicine and the Federation of European Microbiological Societies. Prof. Al-Ahmad’s contributions to PLOS ONE as an Associate Editor further demonstrate his commitment to advancing the dental research field
.
Research Focus 

Prof. Al-Ahmad’s research revolves around oral biofilms, dental infections, and antibiotic resistance . He investigates the dynamics of bacterial populations in oral environments, focusing on their role in diseases and dental health
. His studies provide valuable insights into the long-term effects of dietary changes on oral microbiota, advancing knowledge on biofilm-related oral health
. By exploring how bacteria form biofilms and resist antibiotics, Prof. Al-Ahmad’s work seeks to develop improved treatment strategies for dental infections and enhance overall patient care
.
Awards and Honors (
)
2020: Wrigley Prophylaxis Prize, 1st place (science section) for oral biofilm study.
2015: DGZ publication award for research on antibiotic resistance in endodontic infections.
2015: Journal of Endodontics Award for biofilm-related research.
2008: Dissertation prize, Upper Rhine Dental Society for doctoral student research.
- Suspension-Sprayed Calcium Phosphate Coatings with Antibacterial Properties | Journal of Functional Biomaterials | 2024-09-25 | DOI: 10.3390/jfb15100281 |
- Antimicrobial Therapy Using VIS Plus Water-Filtered Infrared-A as an Alternative Method to Treat Oral Diseases | Future Microbiology | 2024-02 | DOI: 10.2217/fmb-2023-0127 |
- In Vitro Eradication of Planktonic, Saliva and Biofilm Bacteria Using Lingonberry Extract as a Photosensitizer for Visible Light Plus Water-Filtered Infrared-A Irradiation | Nutrients | 2023-12-01 | DOI: 10.3390/nu15234988 |
- Biodentine Inhibits the Initial Microbial Adhesion of Oral Microbiota In Vivo | Antibiotics | 2022-12-20 | DOI: 10.3390/antibiotics12010004 |
- Examining the Composition of the Oral Microbiota as a Tool to Identify Responders to Dietary Changes | Nutrients | 2022-12-19 | DOI: 10.3390/nu14245389 |
- Antibiotic Resistance of Selected Bacteria after Treatment of the Supragingival Biofilm with Subinhibitory Chlorhexidine Concentrations | Antibiotics | 2022-10-17 | DOI: 10.3390/antibiotics11101420 |
- Nutrition and Health in Human Evolution–Past to Present | Nutrients | 2022-08-31 | DOI: 10.3390/nu14173594 |
- The Antimicrobial Effect of Rosmarinus Officinalis Extracts on Oral Initial Adhesion Ex Vivo | Clinical Oral Investigations | 2022-06 | DOI: 10.1007/s00784-022-04400-5 |