B细胞在恶性瘤中的演变作用
Soham Bindu1, Roshni Bibi1, R Pradeep1
1Department of Biotechnology, School of Bioengineering, SRM Institute of Science and Technology, Kattankulathur, Chennai, Tamil Nadu 603203, India.
Human immunology
|March 25, 2025
概括
关键的适应性免疫细胞B细胞在癌症中表现出双重作用,可能促进或抑制瘤. 它们在三级淋巴体结构中的存在与改善的癌症存活率相关,突出了它们在疾病中的复杂参与.
科学领域:
- 免疫学 免疫学 免疫学
- 在瘤学瘤学.
- 病理学 病理学 病理学
背景情况:
- B细胞是适应性免疫系统的关键组成部分,具有多种功能,包括抗体生成,抗原呈现和细胞因子分泌.
- 在癌症中,B细胞在瘤微环境中发挥着复杂的作用,表现出促进瘤和抑制瘤的特征.
- 富含B细胞的三级淋巴体结构与各种癌症类型的患者存活率的提高有关.
研究的目的:
- 研究B细胞在恶性瘤中的多方面的参与,重点关注它们在疾病发展中的作用和作为生物标记物的潜力.
- 审查B细胞在自身免疫性疾病中的关键功能及其治疗潜力.
- 分析B细胞在免疫中的作用及其在癌症免疫治疗中的应用.
主要方法:
- 文献综述和对B细胞参与瘤疾病,自身免疫性疾病和神经疾病现有研究的分析.
- 检查将三级淋巴体结构和B细胞存在与瘤学患者结果相关的数据.
- 探索B细胞向疗法和免疫治疗策略的当前研究.
主要成果:
- 在癌症中,B细胞表现出上下文依赖的功能,在瘤微环境中充当促进者和抑制者.
- 在三级淋巴体结构内存在B细胞是几种癌症类型的积极预后指标.
- B细胞与自身免疫性疾病的发病有关,并代表潜在的治疗点.
结论:
- 在各种病理条件中,B细胞起着复杂而往往相互矛盾的作用,包括癌症和自身免疫性疾病.
- 进一步的研究是必不可少的,以充分阐明B细胞在不同疾病环境中的复杂和多样化的作用.
- 了解B细胞动态对于开发新型诊断生物标志物和向治疗策略至关重要,特别是在癌症免疫治疗中.
相关概念视频
01:24B Cell Activation and Differentiation
1.3K
The adaptive immune response, a sophisticated defense mechanism, relies on the activation and differentiation of B lymphocytes, or B cells. These processes enable our bodies to mount a tailored response against specific pathogens such as bacteria, free virus particles, toxins, and parasites.
When naive B cells encounter a specific antigen that can bind to the B cell receptor (BCR) on their surface, they undergo sensitization to respond to the antigen's presence. Sensitization begins with...
When naive B cells encounter a specific antigen that can bind to the B cell receptor (BCR) on their surface, they undergo sensitization to respond to the antigen's presence. Sensitization begins with...
1.3K
01:23Cells of the Adaptive Immune Response
733
The T and B lymphocytes of the adaptive immune system develop from common lymphoid progenitor cells in the bone marrow. These progenitors give rise to precursors that eventually develop into both T and B lymphocytes. As these precursors mature, they gain the ability to detect and respond to foreign antigens in the body, a process known as immunocompetence. Additionally, these precursors acquire self-tolerance, a process that ensures they do not react to self-antigens. This intricate system...
733
01:20Special Features of Adaptive Immunity
697
The adaptive immune system, a crucial component of the overall immune response, offers a highly specialized defense against pathogens. It involves specific cell types and features, enabling it to combat infections effectively and efficiently.
The primary cell types involved in adaptive immunity are T cells and B cells. Each type has a unique role in defending the body against pathogens. T cells are responsible for cell-mediated immunity. They identify and eliminate infected cells directly,...
The primary cell types involved in adaptive immunity are T cells and B cells. Each type has a unique role in defending the body against pathogens. T cells are responsible for cell-mediated immunity. They identify and eliminate infected cells directly,...
697
01:31Defense Against Bacterial Pathogens
1.4K
The human immune system is a complex network of cells, tissues, and organs that work together to defend the body against bacterial infections. It consists of various immune cells, each playing a specific role in the defense mechanism.
Phagocytes
Phagocytes are the frontline soldiers of the immune system. They include neutrophils and macrophages. Neutrophils are the most abundant type of white blood cell and are quickly mobilized to the site of infection. Macrophages are larger cells that patrol...
Phagocytes
Phagocytes are the frontline soldiers of the immune system. They include neutrophils and macrophages. Neutrophils are the most abundant type of white blood cell and are quickly mobilized to the site of infection. Macrophages are larger cells that patrol...
1.4K
01:36Humoral Immune Responses
71.1K
Overview
71.1K
01:28Diversity of Antigen Receptors
473
Antigen receptors are essential components of the immune system crucial in defending the body against foreign invaders. These receptors are present on the surface of B and T cells, enabling them to recognize antigens and mount an appropriate immune response.
Before encountering any antigen, lymphocytes express these receptors. On B cells, the antigen receptor is a membrane-bound antibody molecule called BCR; on T cells, it is a T cell receptor or TCR. B and T cell receptors are composed of two...
Before encountering any antigen, lymphocytes express these receptors. On B cells, the antigen receptor is a membrane-bound antibody molecule called BCR; on T cells, it is a T cell receptor or TCR. B and T cell receptors are composed of two...
473