SOUTH SAN FRANCISCO, Calif., July 30, 2012 /PRNewswire/ -- diaDexus, Inc. (OTC Bulletin Board: DDXS), a diagnostics company focused on the development and commercialization of proprietary diagnostic products, today announced that it will host a webcast on Tuesday, August 7 at 4:15 PM ET ( 1:15 PM PT) to discuss its 2012 second quarter results. The webcast may be accessed via the company's website at www.diadexus.com/webcast. About diaDexus, Inc. diaDexus, Inc., based in South San Francisco, California, is focused on the development and commercialization of proprietary diagnostic products addressing unmet needs in cardiovascular disease. The company's PLAC ELISA Test for Lp-PLA2 is the only blood test cleared by the FDA to aid in assessing risk for both coronary heart disease and ischemic stroke associated with atherosclerosis, the #1 and #3 causes of death, respectively, in the United States. For more information, please visit the company's website at www.diaDexus.com. SOURCE diaDexus, Inc.