Clinical Research Directory

Inclusion Criteria Prospective Participant 1. 18 years of age or older. 2. ≥ 2 weeks post-kidney transplant at the time of first sample collection. 3. Provides legally effective informed consent. 4. Agrees to comply with all study procedures. Historical Control Participant 1. 18 years of age or older 2. Has a minimum of three clinical evaluations per year post-transplant. Exclusion Criteria Prospective Participant 1. Has received transplanted kidney from their identical twin. 2. Has a history of another previously transplanted organ in situ, other than a prior kidney transplant. 3. Has received an allogenic bone marrow graft or hematopoietic stem cell transplantation (HSCT). 4. Self-reports as pregnant. 5. Has a current malignancy, other than low-grade malignancy. 6. Actively enrolled in another cfDNA assay-based trial. 7. In the opinion of the investigator, participation in this study would pose a risk to data integrity or to the participant's safety and welfare. Historical Control Participant 1. Has received a kidney transplant from their identical twin. 2. Has a history of another previously transplanted organ in situ, excluding previous kidney transplant. 3. Has a current malignancy, other than low-grade malignancy. 4. Self-reported pregnancy during the historical data time period.