Nadja Nikolic, PhD, is a molecular biologist and researcher in the field of oral biology and translational dentistry. She received her PhD in Biological Sciences with a specialization in Molecular Genetics and is affiliated with the School of Dental Medicine, University of Belgrade, Serbia. Her research focuses on molecular genetics, oral microbiology, oral microbiome research, host–microbe interactions, and biomarker discovery in oral inflammatory and neoplastic diseases. She has authored numerous peer-reviewed publications on genetic polymorphisms, gene and microRNA expression, oral potentially malignant disorders, oral squamous cell carcinoma, and periodontal diseases. Her current work integrates molecular biology, genomics, and translational research to advance precision diagnostics and personalized approaches in oral healthcare. Dr. Nikolic serves as a reviewer for several international journals and is actively involved in multidisciplinary and international research collaborations.