FOSTER CITY, Calif.--(BUSINESS WIRE)--Leaders of the 1000 Genomes Project announced today that three firms that have pioneered development of new sequencing technologies have joined the international effort to build the most detailed map to date of human genetic variation as a tool for medical research. The new participants are: Applied Biosystems (NYSE:ABI), an Applera Corporation business in Foster City, Calif.; 454 Life Sciences, a Roche company in Branford, Conn.; and Illumina Inc. in San Diego.