RE:RE:RE:Roche CD47 antibody start-up gives up-lays off all employeesIn November 2021 Pfizer completed the acquisition of early stage Phase 1 anti-CD-47 company Trillium Therapeutics for US$ 2.26 Billion.
https://aacrjournals.org/cancerdiscovery/article/11/11/2666/666437/Pfizer-Acquires-Trillium-Gains-Anti-CD47