Donor-Derived Cell-free DNA to DETect REjection in Cardiac Transplantation

"Prospera™ detects allograft rejection noninvasively and with high accuracy by measuring the fraction of dd-cfDNA in the patient's blood, without the need for prior donor or recipient genotyping.~Prospera is a commercially available LDT developed by Natera, Inc. Natera is a laboratory certified under the Clinical Laboratory Improvement Amendments (CLIA)."

Subjects will undergo surveillance EMB per the institution's standard clinical care, which is expected to be approximately every other week in months 2 and 3, then monthly through month 6, then every 1-3 months through the end of month 12.