Eli Lilly and Co.’s end last year to its PI3Kα inhibitor program didn’t mean the pharma player was giving up on the target – far from it, as signaled by the potential $2.5 billion deal signed recently to take over Scorpion Therapeutics Inc. and gain rights to phase I/II-stage STX-478 for breast cancer and other solid tumors. The list of developers at work in the space includes Roche AG plus smaller entities such as Celcuity Inc., Menarini Group, Onkure Therapeutics Inc., Relay Therapeutics Inc. and Totus Medicines Inc.