Novartis AG has forged even stronger links with Beigene Ltd., taking an option on the latter’s late-stage TIGIT inhibitor cancer immunotherapy ociperlimab in a deal worth up to $1 billion. Basel, Switzerland-based Novartis will pay the Beijing-based pharma $300 million up front in the option, collaboration and license agreement plus up to $700 million if it exercises its option before late 2023.