Interested master and Ph.D students from King Saud University campus are invited to do their research project work in vitro toxicological studies (cell death/apoptosis,oxidative stress related signaling and gene expression) of small molecules, engineering-, food-,personal care-, cosmetic- or agricultural-related nanomaterials  adopting mammalian cell and molecular biological techniques, fluorescent microscopy, flow-cytometry, real-time PCR work stations.