MADISON, Wis.--(BUSINESS WIRE)--Promega and SABiosciences will combine their offerings to provide the most sensitive tools for interrogating specific cellular pathways via transcription factor reporters. Under the new agreement Promega recombinant firefly luciferase luc2 gene and a humanized Renilla luciferase (hRluc) gene- the ‘dual luciferases’- will serve as one key reporter system for SABiosciences pathway reporter assays under the Cignal™ moniker.