BRISBANE, Calif.--(BUSINESS WIRE)--XDx, Inc., a molecular diagnostics company focused on non-invasive gene expression tests for the monitoring of immune-mediated conditions, today announced the inclusion of the AlloMap® test in the inaugural published “International Society of Heart and Lung Transplant Guidelines for the Care of Heart Transplant Recipients.” The Executive Summary of the guidelines is published in the August 2010 issue of The Journal of Heart and Lung Transplantation (www.jhltonline.org).