相关实验视频

Updated: Jul 12, 2025

A Pre-Clinical Porcine Model of Orthotopic Heart Transplantation

A Pre-Clinical Porcine Model of Orthotopic Heart Transplantation

Published on: April 27, 2019

在心脏移植患者中Torque Teno病毒的动力学

Randi Berg¹, Tor S Clemmensen², Mikkel S Petersen¹

¹Department of Clinical Immunology, Aarhus University Hospital, Aarhus, Denmark.

Human immunology

|October 22, 2023

概括

在心脏移植后3个月,Torque Teno Virus (TTV) 水平达到峰值,然后下降. 这项研究没有发现TTV和排斥之间的联系,但TTV动力学为未来移植受体的免疫监测提供了洞察力.

科学领域:

免疫学免疫学免疫学
病毒学病毒学
移植医学移植医学

背景情况:

心脏移植对于末期心力衰竭至关重要,但需要免疫抑制,这带有风险.
移植后监测免疫功能对于管理排斥和不良影响至关重要.
需要新的生物标志物来评估心脏移植接受者的免疫状态.

研究的目的:

为了研究心脏移植后的Torque Teno Virus (TTV) 运动学.
探索TTV作为心脏移植患者拒绝的预测器的潜力.
分析TTV水平,免疫抑制和免疫细胞概况之间的关系.

主要方法:

在3年内对106名心脏移植患者进行前性研究.
定期监测Torque Teno Virus (TTV) 病毒载量的情况.
进行了临床评估,协议活检和流细胞计免疫型测定.
与排斥事件和免疫抑制药物水平相关的TTV动态的分析.

主要成果:

所有患者的TTV水平在移植后3个月达到峰值,随后逐渐下降.
38%的患者在第一年内经历了活检证明的排斥.
在TTV水平和血清最低水平,排斥事件或免疫表型之间没有发现显著的关联.

结论:

在心脏移植后,TTV表现出可预测的动态模式,在3个月时达到顶峰.
这项研究并未确定TTV作为心脏移植接受者拒绝或免疫状况的预测因素.
这些发现提供了关于TTV行为的宝贵数据,有助于未来研究移植患者的免疫监测.

关键词:

心灵的心脏心脏的心脏心脏心脏监控监控监控监控拒绝拒绝拒绝扭矩电阻病毒的病毒移植移植移植移植

更多相关视频

An Immunological Model for Heterotopic Heart and Cardiac Muscle Cell Transplantation in Rats

An Immunological Model for Heterotopic Heart and Cardiac Muscle Cell Transplantation in Rats

Published on: May 8, 2020

Author Spotlight: A Neonatal Heterotopic Rat Heart Transplantation Model for the Study of Endothelial-to-Mesenchymal Transition

Author Spotlight: A Neonatal Heterotopic Rat Heart Transplantation Model for the Study of Endothelial-to-Mesenchymal Transition

Published on: July 21, 2023

相关概念视频

Tissue Transplantation

Tissue Transplantation

Tissue transplantation is a significant medical procedure involving the transfer of cells, tissues, or organs from a donor to a recipient, with the primary aim of restoring lost functions. This procedure is crucial in treating a broad spectrum of diseases, including kidney diseases, liver failure, heart disease, and certain types of cancers.
The Biology of Tissue Transplantation
The biology of tissue transplantation hinges on the Major Histocompatibility Complex (MHC) molecules. These molecules...

Kidney Transplant I: Introduction

Kidney Transplant I: Introduction

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...

Heart Failure Drugs: Inotropic Agents

Heart Failure Drugs: Inotropic Agents

Positive inotropic agents are commonly used as the first line of treatment for heart failure. One such agent is digoxin, derived from the genus Digitalis, which has been known for centuries but effectively utilized since 1785. However, these cardiac glycosides can have potentially toxic effects due to their mechanism of action, which involves inhibiting Na+/K+-ATPase and increasing contractility. Digoxin is absorbed orally and distributed in various tissues, including the CNS. It has a long...