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関連する概念動画

B Cell Activation and Differentiation01:24

B Cell Activation and Differentiation

17.8K
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...
17.8K
Special Features of Adaptive Immunity01:20

Special Features of Adaptive Immunity

4.0K
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,...
4.0K
Introduction to Innate and Adaptive Immunity01:21

Introduction to Innate and Adaptive Immunity

11.2K
The human immune system is a complex defense mechanism that protects the body from harmful pathogens and foreign substances. It comprises two crucial components: innate and adaptive immunity.
Innate immunity is the body's natural, nonspecific defense system that acts quickly to protect against pathogens. It incorporates physical barriers like skin and mucous membranes and cellular elements such as phagocytes and natural killer cells. This part of our immune system provides an immediate,...
11.2K
Cell-mediated Immune Responses01:40

Cell-mediated Immune Responses

85.7K
Overview
85.7K
T Cell Activation and Clonal Selection01:22

T Cell Activation and Clonal Selection

17.0K
T cells are integral to our adaptive immune system, recognizing and effectively responding to foreign antigens. T cell activation and clonal selection are pivotal in orchestrating this immune response. This article elucidates these mechanisms, detailing the roles of cluster of differentiation (CD) markers, major histocompatibility complex (MHC) molecules, costimulatory signals, and the process of clonal selection.
Naive T cells that have not yet encountered an antigen express two primary CD...
17.0K
Antigens Involved in Adaptive Immunity01:26

Antigens Involved in Adaptive Immunity

1.8K
An antigen is any substance the immune system identifies as foreign and potentially harmful to the body, prompting an immune response. Antigens have two functional properties: immunogenicity and reactivity. Immunogenicity is the ability of an antigen to stimulate a specific immune response. At the same time, reactivity describes the antigen's ability to react with the cells and antibodies produced in response to it.
Complete Antigens
Complete antigens possess both immunogenicity and...
1.8K

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関連する実験動画

Updated: Mar 16, 2026

Determining Immune System Suppression versus CNS Protection for Pharmacological Interventions in Autoimmune Demyelination
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Determining Immune System Suppression versus CNS Protection for Pharmacological Interventions in Autoimmune Demyelination

Published on: September 12, 2016

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適応免疫と中枢神経系との多面的な相互作用

Jonathan Kipnis1

  • 1Center for Brain Immunology and Glia (BIG), Department of Neuroscience, School of Medicine, University of Virginia, Charlottesville, VA 22908, USA.

Science (New York, N.Y.)
|August 20, 2016
PubMed
まとめ

このレビューでは,中枢神経系 (CNS) と免疫系との複雑な関係について考察します. CNSの健康,病気,傷害における免疫細胞の役割に関する神経免疫学の重要な疑問を強調しています.

科学分野:

  • 神経免疫学
  • 中枢神経系 (CNS) 研究
  • 適応免疫

背景:

  • 中枢神経系と免疫系は 複雑な相互作用を示しています
  • これらの相互作用を理解することは,ホメオスタティック状態と神経疾患の両方にとって極めて重要です.
  • CNS内の免疫細胞の行動に関する重要な知識のギャップが存在します.

研究 の 目的:

  • 適応免疫と中枢神経の相互作用に関する現在の理解を要約する.
  • 神経免疫学における重要な未解決の問題を特定し,議論する.
  • この分野における今後10年間の研究方向性を予測する.

主な方法:

  • 神経免疫学に関する最新の科学文献のレビュー
  • 髄膜におけるT細胞の多様性と特異性に関する既存の研究の分析
  • 中枢神経系への免疫細胞の輸送経路の調査

主要な成果:

  • このレビューは,中枢神経系のホメオスタシスと病理学における免疫細胞の役割に関する現在の知識を統合しています.
  • 髄膜のT細胞の多様性や 免疫細胞が中枢神経機能に及ぼす影響を理解するなど,特定の課題を特定しています.
  • 神経系 と 免疫系 の 進化 的 な 相互 依存 が 強調 さ れ て い ます.

さらに関連する動画

Induction of Experimental Autoimmune Encephalomyelitis in Mice and Evaluation of the Disease-dependent Distribution of Immune Cells in Various Tissues
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Induction of Experimental Autoimmune Encephalomyelitis in Mice and Evaluation of the Disease-dependent Distribution of Immune Cells in Various Tissues

Published on: May 8, 2016

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Analysis of Lymphocyte Extravasation Using an In Vitro Model of the Human Blood-brain Barrier
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Analysis of Lymphocyte Extravasation Using an In Vitro Model of the Human Blood-brain Barrier

Published on: April 5, 2017

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関連する実験動画

Last Updated: Mar 16, 2026

Determining Immune System Suppression versus CNS Protection for Pharmacological Interventions in Autoimmune Demyelination
09:38

Determining Immune System Suppression versus CNS Protection for Pharmacological Interventions in Autoimmune Demyelination

Published on: September 12, 2016

12.9K
Induction of Experimental Autoimmune Encephalomyelitis in Mice and Evaluation of the Disease-dependent Distribution of Immune Cells in Various Tissues
08:47

Induction of Experimental Autoimmune Encephalomyelitis in Mice and Evaluation of the Disease-dependent Distribution of Immune Cells in Various Tissues

Published on: May 8, 2016

25.0K
Analysis of Lymphocyte Extravasation Using an In Vitro Model of the Human Blood-brain Barrier
09:00

Analysis of Lymphocyte Extravasation Using an In Vitro Model of the Human Blood-brain Barrier

Published on: April 5, 2017

21.0K

結論:

  • CNS内の免疫細胞の特異性,密輸,機能的な影響に関する重要な疑問が残っています.
  • 中枢神経系の損傷と疾患における免疫細胞の役割を明らかにするために,さらなる研究が必要である.
  • 神経免疫学の分野は 中枢神経系と免疫系の相互作用を理解する上で 重要な進歩を遂げようとしています