Alteogen Inc. signed its first billion-dollar partnership this year for ALT-B4 technology through two separate contracts with Astrazeneca plc’s U.K.- and U.S.-based Medimmune subsidiaries worth up to $1.35 billion combined.

Alteogen Inc. signed its first billion-dollar partnership this year for ALT-B4 technology through two separate contracts with Astrazeneca plc’s U.K.- and U.S.-based Medimmune subsidiaries worth up to $1.35 billion combined.