Cytotoxic and anti-excitotoxic effects of selected plant and algal extracts using COMET and cell viability assays oleh Abeer Aldbass, Musarat Amina, Nawal M. Al Musayeib, Ramesa Shafi Bhat, Sara Al-Rashed, Najat Marraiki, Rania Fahmy, Afaf El-Ansary