Cellectis SA is one of the companies that has benefited from investor enthusiasm over chimeric antigen receptor T cell (CAR-T) therapy in the last week, but its clinical-stage development program has been hit with a reality check. The company announced Sept. 4 that FDA placed a clinical hold on two Phase I studies testing its lead CAR-T candidate UCART 123 after a patient death was reported in one of the trials.
"Cellectis is working closely with the investigators and the FDA in order to resume the trials with an amended protocol...