Noura H. AlShamrani is an Associate Professor of Applied Mathematics in the Department of Mathematics and Statistics, Faculty of Science, University of Jeddah, Saudi Arabia. She holds a Ph.D. in Applied Mathematics (Biomathematics). Her research interests focus on mathematical biology, mathematical modeling of infectious diseases, dynamical systems, delay differential equations, reaction–diffusion systems, stability analysis, and numerical simulations. Her research particularly involves the mathematical modeling and analysis of within-host viral infections and immune responses.