Kyowa Kirin Taps Synaffix ADC Technology to Expand Its Pipeline Synaffix will provide all necessary proprietary ADC technologies, including GlycoConnect, HydraSpace, and select toxSYN linker-payloads Kyowa Kirin will leverage its innovative antibody-based therapeutics pipeline to develop a portfolio of ADCs with optimized therapeutic index Kyowa Kirin Co., Ltd. (TSE:4151, President and CEO: Masashi Miyamoto, "Kyowa Kirin"), a global specialty pharmaceutical company that strives to create new value through the pursuit of advances in life sciences and technologies, and Synaffix B.V. (CEO: Peter van de Sande, "Synaffix"), a biotechnology company with a clinical-stage platform technology enabling best-in-class antibody-drug conjugates (ADCs), today announced the signing of a license and option agreement.