Gkä. (28 December 2023) AstraZeneca buys Chinese Gracell Biotechnologies for $1.2bn. EuropeanBiotechnology. Leave a Comment / By editor2 / January 5, 2024 Gkä. (28 December 2023) AstraZeneca buys Chinese Gracell Biotechnologies for $1.2bn. EuropeanBiotechnology.