ABO和Rh (D) 血型对COVID-19免疫反应的影响
Erling Englund1, Anders E Henriksson2,3
1Research and Development, Sundsvall County Hospital, Sundsvall, Sweden.
概括
与O型血液相比,A或AB型血液的人患COVID-19阳性概率更高. 在阳性病例中,抗体水平在各血型中是相似的,这表明抗A抗体可能比单独的血型更重要.
科学领域:
- 免疫学 免疫学 免疫学
- 血液学 血液学 血液学
- 流行病学 流行病学
背景情况:
- 以前的研究表明,O型血液提供了对COVID-19的保护.
- ABO血型与SARS-CoV-2感染严重程度和易感性之间的关系需要进一步澄清.
研究的目的:
- 为了调查 ABO 血型与 COVID-19 阳性之间的关联.
- 检查与不同 ABO 血型有关的 SARS-CoV-2 抗体水平.
主要方法:
- 通过使用区域医院实验室数据进行了一项队列研究.
- SARS-CoV-2抗体水平与ABO Rh (D) 血型数据进行了交叉引用.
- 进行统计分析以确定抗体水平,血型和COVID-19阳性之间的关联.
主要成果:
- 与O型血型相比,A型和AB型血型的COVID-19阳性概率显著更高.
- 在B型血液和O型血液之间没有观察到COVID-19阳性几率的显著差异.
- 定量SARS-CoV-2抗体水平在所有ABO和Rh型表型中都是可比的.
结论:
- 这项研究支持了反A抗体可能在COVID-19易感性方面比单独血型起更重要的作用的假设.
- 尽管阳性几率不同,但根据抗体水平,免疫反应在感染个体的ABO表型中似乎相似.
相关概念视频
The ABO Blood Group
2.3K
The ABO blood group system is a critical element of transfusion medicine, essential for determining blood compatibility in transfusions and organ transplants. It is based on specific antigens, or agglutinogens, present on the surface of red blood cells (RBCs) and corresponding antibodies, or agglutinins, in the blood plasma.
Antigens in the ABO Blood Group System
Antigens are substances that can trigger an immune response, leading to the production of antibodies. In the ABO blood group system,...
Antigens in the ABO Blood Group System
Antigens are substances that can trigger an immune response, leading to the production of antibodies. In the ABO blood group system,...
2.3K
Rh Blood Group
1.9K
The Rhesus (Rh) antigen is crucial in determining blood groups and ensuring compatibility during blood transfusions.
1.9K
Blood Transfusion and Agglutination
11.3K
Blood transfusion is a therapeutic measure to restore the blood volume after extensive blood loss due to an accident or a medical procedure. Blood transfusion involves drawing a certain amount of blood from a suitable donor and infusing it into the recipient.
History
The history of blood transfusion dates back to the 17th century, when early attempts were made in animals. In 1818 James Blundell, a British doctor, performed the first successful human blood transfusion. Later in 1900, Karl...
History
The history of blood transfusion dates back to the 17th century, when early attempts were made in animals. In 1818 James Blundell, a British doctor, performed the first successful human blood transfusion. Later in 1900, Karl...
11.3K
Blood Typing
1.6K
Understanding an individual's blood group is a critical component of transfusion medicine. It ensures compatibility in blood transfusions, organ transplants, and even during pregnancy. Determining these blood groups involves the ABO and Rh blood typing systems, utilizing specific antigens and corresponding anti-sera to identify an individual's blood type.
Antigens are protein molecules that reside on the surface of red blood cells (RBCs). The ABO and Rh blood typing systems target...
Antigens are protein molecules that reside on the surface of red blood cells (RBCs). The ABO and Rh blood typing systems target...
1.6K
Blood Transfusion
820
Blood transfusion is a critical medical procedure that saves lives and treats various medical conditions. It involves transferring blood from a donor to a recipient. This process requires a thorough understanding of the ABO blood group system and its associated antigens and antibodies.
Blood Transfusion Overview
A blood transfusion is a medical procedure used to replace blood lost due to injury, surgery, or to treat conditions such as anemia or cancer. During a transfusion, donor blood is...
Blood Transfusion Overview
A blood transfusion is a medical procedure used to replace blood lost due to injury, surgery, or to treat conditions such as anemia or cancer. During a transfusion, donor blood is...
820
Blood Types
18.6K
Human blood is classified into different types based on the presence of antigens on the red blood cell's surface and antibodies in the plasma. Proper identification of blood type is essential for successful blood transfusion. The International Society of Blood Transfusion has identified 38 human blood types based on the surface antigens on the red blood cells. The most common types are ABO, Rh, and MNS blood types.
ABO blood group
ABO antigens are glycoproteins encoded by genes present on...
ABO blood group
ABO antigens are glycoproteins encoded by genes present on...
18.6K


