Zymeworks Presents New Phase 1 Data for Folate Receptor Alpha-Targeting ADC ZW191 at ESMO Gynaecological Cancers Congress 2026

ZW191 demonstrates compelling anti-tumor activity in platinum-resistant ovarian cancer patients regardless of FRα expression level Confirmed objective response rate (cORR) of 78.6% in FRα-positive (≥75% at PS2+) platinum-resistant ovarian cancer patients and 47.4% in FRα-negative patients (<75% at PS2+) across all dose levels studied Median duration of response was not reached at the time of [...]