Gilead makes major bet on TIGIT with deeper Arcus ties

30 January 2024

Two Californian firms, Gilead Sciences (Nasdaq: GILD) and Arcus Biosciences (NYSE: RCUS), have doubled down on their commitment to developing new therapies using the TIGIT pathway.

Recent research has shown the importance of TIGIT in regulating immune cell function in the tumor microenvironment, leading scientists to identify therapeutic potential in areas including lung cancer.

The major new agreement, building on work which began in 2020, will see Gilead pay $320 million to boost its ownership in Arcus to around a third.

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