AACR is just around the corner, and new data being presented at the conference details how stakeholders are improving the specificity of CAR T therapies in solid tumors and improving their ability to penetrate the tumor microenvironment. Plus, BioCentury’s editors discuss the upcoming FDA advisory committee for ALS therapy AMX0035 from Amylyx, including FDA’s stance on the efficacy data and the challenges around weighing the safety of a therapy for a patient community in desperate search of new treatments vs. maintaining an efficacy standard for approvals.