The lively antibody-drug conjugate (ADC) space chalked another collaboration as Taipei, Taiwan-based Foreseen Biotechnology Co. Ltd. scored a global licensing agreement worth as much as $1.03 billion with Ipsen SA, of Paris, for antibody-drug conjugate FS-001, which is said to bear first-in-class potential. The drug takes aim at a novel tumor-associated antigen that is overexpressed in many solid tumors and plays a critical role in tumor proliferation and metastasis, the companies said.