RE:RE:RE:Roche CD47 antibody start-up gives up-lays off all employeesIn March 2020 Gilead acquired the CD47 company Forty Seven for US$ 4.9 Billion.
https://www.gilead.com/news-and-press/press-room/press-releases/2020/3/gilead-to-acquire-forty-seven-for-49-billion