David George Emslie Smith

David George Emslie Smith is a Professor at the School of Engineering & Physical Sciences and the Institute of Biological Chemistry, Biophysics and Bioengineering at Heriot-Watt University. His research focuses on microbial pathogenesis, nanoparticle interactions, and antimicrobial resistance. He has contributed to over 126 peer-reviewed publications, with recent work emphasizing bacterial genomics, nanomaterial toxicity, and environmental health impacts.

Key research areas include the molecular mechanisms of Escherichia coli virulence, the development of in vitro models for nanotoxicology, and the study of metal ion interactions in bacterial physiology. Collaborations span institutions in Poland, Thailand, and the UK, addressing global health challenges like antibiotic resistance and air pollution effects.

His articles highlight advancements in understanding bacterial resistance mechanisms, nanoparticle applications in drug delivery, and the physiological impacts of particulate matter. Smith's work aligns with UN Sustainable Development Goals related to good health and well-being (SDG 3) and clean water and sanitation (SDG 6). He leads interdisciplinary teams investigating microbial diversity, plasmid-mediated resistance, and oxidative stress responses in cellular systems.