一个整合算法,结合HLA表位组注册,PIRCHE-T2和PIRCHE-B结果,以改善移植中免疫风险分层
He Zhao1,2,3, Pramath Kakodkar4, Eric Wang5
1Department of Obstetrics and Gynecology, Beijing Anzhen Hospital Affiliated to Capital Medical University, Beijing, China.
Frontiers in immunology
|February 2, 2026
概括
结合HLA皮层注册表 (Epregistry),PIRCHE-T2和PIRCHE-B得分可以改善移植排斥风险的预测. 这种综合方法可以识别高风险患者进行早期干预,从而提高长期的全移植存活率.
科学领域:
- 移植免疫学 移植免疫学
- 免疫遗传学 免疫遗传学
- 腎臟病學 (nephrology) 是一種醫學專業.
背景情况:
- 移植是末期病的最佳治疗方法.
- 开发新的捐赠者特异性抗体 (dnDSA) 会导致排斥和移植失败.
- 目前的分子匹配方法不能完全捕捉所有免疫路径的排斥风险.
研究的目的:
- 评估HLA皮质谱注册 (Epregistry),PIRCHE-T2和PIRCHE-B分数在移植受体中增加风险分层的综合实用性.
- 改进预测新的捐赠者特异性抗体 (dnDSA) 的发展和随后的排斥.
主要方法:
- 对594名移植接受者的回顾性分析.
- 使用Epregistry,PIRCHE-T2和PIRCHE-B.进行表位不匹配得分的计算.
- 根据ROC分析确定的最佳切割值,将风险分为高风险,中风险和低风险组;卡普兰-梅尔分析 dnDSA 无生存率.
主要成果:
- 17.5%的接受者患有dnDSA,其中HLA-DQ是最常见的目标.
- 为Epregistry,PIRCHE-T2和PIRCHE-B确定了HLA类I和II的最佳切割值.
- 高风险接受者表现出明显较低的无dnDSA和抗体介导排斥 (ABMR) 无生存期 (p < 0.001);PIRCHE-T2得分与T细胞介导排斥 (TCMR) 相相关.
结论:
- 结合Epregistry,PIRCHE-T2和PIRCHE-B,与单一方法相比,为脏移植接受者提供了更好的风险分层.
- 这种多算法方法提高了 dnDSA 开发的预测准确性.
- 基于这种综合模型的早期干预可能会改善长期的移植结果和个性化的免疫抑制策略.
相关概念视频
Kidney Transplant I: Introduction
453
A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...
453
Kidney Transplant II: Surgical Procedure
411
Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living...
411
Kidney Transplant III: Nursing Management
399
Postoperative Nursing Management for Kidney Transplant PatientsPostoperative nursing management care includes monitoring the surgical site, encouraging early movement, and promoting lung health through breathing exercises. Nurses also administer prescribed medications like H2-blockers, such as famotidine, or proton pump inhibitors, like omeprazole, to help prevent gastrointestinal ulcers and bleeding. Fungal infections in the mouth and bladder can result from immunosuppressive and antibiotic...
399
Immunological Memory
16.8K
Immunological memory, a pivotal pillar of the adaptive immune system, is responsible for the body's ability to remember and respond more swiftly and effectively to previously encountered pathogens. This remarkable feature is what makes vaccines so effective in preventing diseases.
What is Immunological Memory?
Immunological memory is an integral function of the immune system that allows it to recognize and react more rapidly and effectively to pathogens previously encountered. This feature...
What is Immunological Memory?
Immunological memory is an integral function of the immune system that allows it to recognize and react more rapidly and effectively to pathogens previously encountered. This feature...
16.8K
Kidney Structure
75.3K
The kidneys are two large bean-shaped organs located in the upper abdomen. They filter the blood several times a day to remove toxins and rebalance water and electrolytes of the circulatory system via the renal veins. The kidneys receive blood directly from the heart via the renal arteries. These arteries enter the kidney at the hilum, the concave surface of the bean, where they branch and divide into smaller vessels and capillaries.
75.3K
Trial and Error and Algorithm
420
A problem-solving strategy is a plan of action used to find a solution. Different strategies have distinct action plans. Trial and error involves trying different solutions until one works. For instance, to fix a broken printer, you might check ink levels, ensure the paper tray isn't jammed, and verify the printer's connection to your laptop. This method can be time-consuming but is commonly used. Thomas Edison, for example, used trial and error to find a suitable filament for the light...
420


