Sponsor decision to cancel study

This is an observational study in renal transplant recipients to evaluate the acceptability, feasibility, and clinical utility of TruGraf® testing in conjunction with standard clinical assessment. TruGraf is the first and only non-invasive test approved by Medicare to rule out silent rejection in stable kidney transplant recipients.

Inclusion Criteria:

• Recipient of a primary or subsequent deceased-donor or living donor kidney transplantation.
• Stable serum creatinine (current serum creatinine <2.3 mg/dl, <20% increase compared to the average of the previous 3 serum creatinine levels)
• Kidney transplant patients who >90 days (+/- 2 weeks) post-transplant will be included in this study

Exclusion Criteria:

• Need for combined organ transplantation with an extra-renal organ and/or islet cell transplant.
• Recipients of previous non-renal solid organ and/or islet cell transplantation.
• Infection with HIV.
• Infection with BK nephropathy.
• Patients that have nephrotic proteinuria (urine protein >3 gm/day).

All eligible renal transplant recipients who meet the inclusion/exclusion criteria will be part of this study.