Yes, but....I am fuzzy on details, but two CAR-T trials for different drugs have had deaths due to cerebral edema. This has a summary from March:
www.xconomy.com/national/2017/03/13/possible-cures-mystery-deaths-daunting-costs-can-car-t-be-tamed/Would not be at the top of my personal list to volunteer for a trial - serious neurological side effects - until they have a much better handle on safety.
At the same time, the success stories are mouth watering.
-- Carolyn