MADISON, Wis.--(BUSINESS WIRE)--Now, scientists have tools that are 100- to 1,000-fold more sensitive than existing assays for caspase-2 and -6. Promega Corporation announces the expansion of bioluminescent caspase assays with the release of Caspase-Glo® 2 and 6 Assays that will enable new insights to their physiological roles in apoptosis.