Ntombikayise Mahaye holds a Ph.D. degree in Genetics from the University of Pretoria. In 2019, she joined the University of Pretoria as a Postdoctoral Researcher. Her research focuses on investigating the toxicological effects of contaminants of emerging concern such as nanomaterials, and antiretroviral drugs towards aquatic organisms at different trophic levels, particularly at the cellular and molecular levels using experimental methods.