Dose-dependent antitumor clinical activity in ROR1+ relapsed/refractory triple-negative breast cancer; 40% objective response rate and 60% clinical benefit rate at the highest dose cleared to date (150 x 106 CAR T cells) First demonstration that CAR T cells enhanced with anti-exhaustion technology can both expand and infiltrate into solid tumors No significant safety signal related to LYL797 observed in patients without lung involvement; treatable pneumonitis observed in patients with lung metastatic diseas ...