Two of the more mystery-shrouded new players in the biopharmaceutical sector – C4 Therapeutics Inc. and Calico Life Sciences LLC – are teaming up to join the former's targeted protein degradation approach with the latter's focus on treating "diseases of aging." Presumably, big bucks are part of the five-year collaboration between the two privately held firms, but no one is saying.
Announced March 23, C4, whose backers in a $73.5m Series A last year included Roche and Novartis AG








