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| Name | Class |
|---|---|
| Fifth Affiliated Hospital, Sun Yat-Sen University | OTHER |
| Guangdong Provincial People's Hospital | OTHER |
| Nanfang Hospital, Southern Medical University | OTHER |
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Antibody-mediated rejection (AMR) is a significant risk factor for graft loss in kidney transplantation. Soluble B cell-activating factor (sBAFF) and a proliferation-inducing ligand (APRIL) plays a critical role in the activation and differentiation of B cells, making it a potential predictive biomarker for AMR. In this prospective multicenter cohort study, the effectiveness of sBAFF/APRIL in predicting AMR after kidney transplantation is evaluated. Recipient sBAFF/APRIL levels are monitored before transplantation, and at seven days, two weeks, one month, three months, and every three months after transplantation continuously . The primary outcome is the occurrence of AMR, while the status of donor-specific antibodies (DSA), T cell-mediated rejection (TCMR), and other clinical parameters are secondary outcomes. The predictive capacity of sBAFF/APRIL for both the primary and secondary outcomes will be investigated.
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| Measure | Description | Time Frame |
|---|---|---|
| Incidence of Antibody-mediated Rejection | Antibody-mediated rejection is diagnosed based on kidney biopsy according to Banff 2019 criteria | 24 months |
| Measure | Description | Time Frame |
|---|---|---|
| Incidence of de novo donor-specific antibody | Donor-specific antibody is monitored before transplantation and every six months after transplantation. | 24 months |
| Incidence of T cell-mediated rejection |
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Inclusion Criteria:
Exclusion Criteria:
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Kidney transplantation recipients
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Changxi Wang, M.D., Ph.D. | Contact | 86-20-87755766 | wangchx@mail.sysu.edu.cn | |
| Huanxi Zhang, M.D, Ph.D. | Contact | 86-20-87306082 | zhanghx37@mail.sysu.edu.cn |
| Name | Affiliation | Role |
|---|---|---|
| Changxi Wang, M.D., Ph.D. | First affiliated hospital of Sun Yet-Sen university | Study Chair |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| The First Affiliated Hospital, Sun Yat-sen University | Guangzhou | Guangdong | 510080 | China |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 35493478 | Background | Wu S, Su X, Ye Q, Wei Y, Gao Y, Huang M, Chen Y, Wang J, Zhang Q, Fu Q, Li J, Wu C, Huang H, Xu B, Zhang H, Liu L, Wang C. Serum Soluble B Cell-Activating Factor Is a Non-Invasive Biomarker of Antibody-Mediated Rejection in Kidney Allograft With Satisfactory Risk Stratification Performance But Negligible Diagnostic Value. Front Immunol. 2022 Apr 13;13:869444. doi: 10.3389/fimmu.2022.869444. eCollection 2022. | |
| 31865240 |
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| Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University |
| OTHER |
| Second Affiliated Hospital of Guangzhou Medical University | OTHER |
| The Shenzhen's People's Hospital | UNKNOWN |
| Shenzhen Third People's Hospital | OTHER |
| Zhujiang Hospital | OTHER |
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We willl collect the peripheral blood samples from recipients for further biological research on the BAFF/APIRL pathway. The anonymized samples will be collected after obtaining informed consent.
T cell-mediated rejection is diagnosed based on kidney biopsy according to Banff 2019 criteria
| 24 months |
| Incidence of infection | 24 months |
| Estimated glomerular filtration rate (eGFR) | eGFR is calculated based on Modification of Diet in Renal Disease (MDRD) formula, at one week, two weeks, one month, 3 months and every 3 months later, after kidney transplantation. | 24 months |
| Qualitative or Quantitative meassurement of urine protein | Urine protein test result is collected at one week, two weeks, one month, 3 months and every 3 months later, after kidney transplantation. | 24 months |
| Renal graft survival | Graft loss is defined as return to dialysis, removal of renal graft or kidney re-transplantation. | 24 months |
| Death-censored renal graft survival | Death-censored renal graft survival is defined as graft survival censored for death with a functioning graft | 24 months |
| Patient survival | 24 months |
| Background |
| Zhang H, Wang S, Su X, Fu Q, Li J, Wang J, Deng R, Wu C, Huang Q, Liu L, Wang C. The role of soluble B cell-activating factor in further stratifying the risk of antibody-mediated rejection post-renal transplant: A meta-analysis. Int Immunopharmacol. 2020 Feb;79:106059. doi: 10.1016/j.intimp.2019.106059. Epub 2019 Dec 20. |