Sotio Biotech AS has licensed Legochem Biosciences Inc.’s technology for five new antibody-drug conjugates (ADC) in a deal that could bring the latter over $1 billion. Prague, Czech Republic-based Sotio will have the rights to deploy Legochem’s Conjuall and potent linker-payload platform, including multiple different payloads, for five therapeutic programs targeting solid tumors and combine its proprietary antibodies with it.