Pacific National Northwest Laboratory researchers find CANARY Technology had best detection sensitivity for Ricin and Anthrax of any comparable technology evaluated. Baltimore biotech firm, PathSensors, Inc., announced today that in a published evaluation of multiple immunoassay-based threat detection technologies by researchers from the Pacific National Northwest Laboratory , a U.S. Department of Energy Laboratory, PathSensors’ CANARY biosensor threat detection technology was found to have the best level of detection for two bio terror threats, Bacillus anthracis and Ricin.