概括
这项研究引入了人类细胞因子词典,这是一个全面的资源,详细介绍了90种细胞因子如何影响数百万个人类免疫细胞. 它揭示了细胞特异性反应和通信网络,有助于疾病研究和治疗开发.
科学领域:
- 免疫学 免疫学 免疫学
- 系统生物学 系统生物学
- 基因组学就是基因组学.
背景情况:
- 细胞因子对免疫反应至关重要,但它们对人类免疫细胞的具体影响是复杂的,并未完全理解.
- 了解细胞因子聚变性,上下文依赖性和功能冗余性对于破译免疫调节至关重要.
研究的目的:
- 为了创建一个全面的资源,人类细胞因子词典,在各种人类免疫细胞中绘制细胞因子效应的地图.
- 分析捐赠者特定的变异,并确定共识细胞因子反应特征.
- 推断细胞对细胞和细胞因子对细胞因子的通信网络和细胞因子诱导的免疫程序.
主要方法:
- 来自12位捐献者的9,697,974个外周血液单核细胞 (PBMC) 的高分辨率单细胞转录组学.
- 用90种不同的细胞因子对PBMC进行体外刺激.
- 对转录反应进行分析,以识别细胞因子签名,免疫程序和通信网络.
主要成果:
- 在人类免疫细胞中识别强大的,与捐赠者独立的细胞因子签名.
- 由数据驱动的,生物可解释的功能模块的衍生,代表细胞因子诱导的免疫程序.
- 高阶细胞-细胞和细胞因子-细胞因子通信网络的推断,包括IL-32-β信号级联的例子.
- 展示人类细胞因子词典在解释狼,多发性硬化和肺癌等疾病中细胞因子反应的实用性.
结论:
- 人类细胞因子字典是人类细胞因子反应的第一个细胞类型解析的转录屏幕.
- 这种开放访问资源和软件包促进了对人类健康和疾病中细胞因子生物学的理解.
- 该词典通过提供关于细胞因子驱动免疫调节的见解来促进治疗发现.
相关概念视频
Blood Types
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...
Regulation of Hematopoietic Stem Cells
All blood and immune cells are produced from the multipotent hematopoietic stem cells (HSCs) by the process of hematopoiesis. However, they all have a limited life span. In addition, many are depleted in immune surveillance or combatting an injury or infection. This makes blood one of the most regenerative tissues. Hematopoiesis helps replenish these blood and immune cells, restoring the body's normal functioning. However, overproduction of blood and immune cells can make them cancerous or...
Characteristics and Functions of Blood
Blood is specialized connective tissue comprising about 8% of the body mass. It has a thick, liquid extracellular matrix that contains cells, dissolved proteins, and electrolytes, making it five times more viscous than water. Blood is warm, around 38°C, and has an alkaline pH ranging from 7.35 to 7.45.
The primary function of blood is to transport oxygen and carbon dioxide between tissues and the lungs. Oxygenated blood is bright red, while oxygen-depleted blood is darker. It also carries...
The primary function of blood is to transport oxygen and carbon dioxide between tissues and the lungs. Oxygenated blood is bright red, while oxygen-depleted blood is darker. It also carries...
Role of Hematopoietic Growth Factors
Hematopoietic growth factors are molecules that regulate the differentiation rate of hematopoietic stem cells (HSCs). Erythropoietin (EPO), primarily produced by the kidneys, plays a crucial role in erythrocyte production. When oxygen levels in the blood are low, EPO is released into the bloodstream, reaching the bone marrow, where it stimulates HSCs to differentiate and mature into erythrocytes, which are vital for oxygen transport.
Thrombopoietin (TPO), mainly released by the liver,...
Thrombopoietin (TPO), mainly released by the liver,...
Blood Typing
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 A,...
Antigens are protein molecules that reside on the surface of red blood cells (RBCs). The ABO and Rh blood typing systems target antigens A,...
Blood Transfusion
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...


