SOUTH SAN FRANCISCO, Calif., Feb. 22, 2022 (GLOBE NEWSWIRE) -- CareDx, Inc. (Nasdaq: CDNA) – The Transplant Company™ focused on the discovery, development, and commercialization of clinically differentiated, high-value healthcare solutions for transplant patients and caregivers – today announced that its non-invasive organ transplant surveillance solutions are being used to help monitor post-operative graft health in the world’s first successful heart xenotransplantation. A genetically modified pig heart was successfully transplanted into a patient at the University of Maryland Medical Center on January 7, 2022.