Phosphoinositide 3-kinase regulates wild-type RAS signaling to confer resistance to KRAS inhibition
Xiangyu Ge, Jaffarguriqbal Singh, Wenxue Li, Cassandra Santaella Bishop, Christian Felipe Ruiz, Moitrayee Bhattacharyya, Yansheng Liu, Mandar Deepak Muzumdar
This study shows PI3K promotes resistance to KRAS inhibition in PDAC by activating wild-type RAS signaling through GAB1 recruitment and MAPK activation.
bioRxiv · Jun 20, 2025 · PreprintCancer Biology