Alison E Smith, Stacia Chan, Zhiyong Wang, Asako McCloskey, Quinn Reilly, Jayden Z Wang, Hetika Vora Patel, Keiichi Koshizuka, Harris S Soifer, Linda Kessler, et al. Tipifarnib potentiates the antitumor effects of PI3Kα inhibition in PIK3CA- and HRAS-dysregulated HNSCC via convergent inhibition of mTOR activity. Cancer research. 2023