LOS ANGELES, CA -- (MARKET WIRE) -- March 21, 2007 -- Universal Detection Technology (www.udetection.com) (OTCBB: UDTT), a developer of early-warning monitoring technologies to protect people from bioterrorism and provider of counter-terrorism products and services, announced today that it has made a major breakthrough in the sensor molecule used in its BSM-2000 Anthrax Detection device. The improved sensor molecule will significantly improve the sensitivity of the BSM-2000.