唾液リンパ球フェノタイプは血液とは異なり、他の粘膜液のモデルとして機能する
Muruganantham Lillimary Eniya1, Shervin Dokht Sadeghi Nasab2, Albert Judith1
1The Voluntary Health Services, Chennai, India.
まとめ
フローサイトメトリーは唾液中の様々な免疫細胞を検出し、異なる粘膜免疫応答を明らかにすることができる。この方法は粘膜免疫に影響を与える疾患を研究する新しい方法を提供する。
科学分野:
- 免疫学; 細胞生物学; 口腔衛生
背景:
- 口腔は、多数の抗原と相互作用する、体の粘膜免疫システムにおいて重要な部分である。; 粘膜免疫の可溶性メディエーターはよく研究されているが、免疫細胞のフェノタイプは依然としてあまり理解されておらず、疾患の病因研究を妨げている。
研究 の 目的:
- 粘膜分泌物における免疫フェノタイピングの重要性をレビューすること。; 刺激唾液(SWMF)中の多様なリンパ球フェノタイプを定量化するためのフローサイトメトリーの有用性を実証すること。
主な方法:
- 免疫フェノタイピング技術のレビューを実施した。; フローサイトメトリーを使用して、119人の参加者からのSWMFおよび末梢血単核細胞(PBMC)中のリンパ球フェノタイプ(Th17、Th22、Tfh、Treg、NKT、NK、ILC1、ILC2、ILC3)を検出し、定量化した。
主要な成果:
- フローサイトメトリーは、SWMF中の様々な免疫細胞フェノタイプを確実に検出した。; Th17、Th22、Tfh、NK細胞の頻度は、PBMCよりもSWMFの方が高かった。; フェノタイプの相関は、SWMF中で検出された細胞の特定の粘膜起源を示唆した。
結論:
- フローサイトメトリーは、SWMF中の広範囲のリンパ球フェノタイプを検出するのに効果的である。; この技術は、粘膜部位に影響を与える疾患の免疫病因を調査する上で有望である。
関連する概念動画
Lymphoid Cells and Tissues
3.5K
Lymphoid cells and tissues are integral to the immune system, which is crucial in maintaining our body's defense against harmful pathogens. They form the building blocks of lymphoid organs, which include the spleen, thymus, and lymph nodes.
Lymphoid cells consist of various types of immune system cells. These include B and T lymphocytes, which are responsible for producing antibodies and killing infected cells, respectively. Dendritic cells act as messengers between the innate and adaptive...
Lymphoid cells consist of various types of immune system cells. These include B and T lymphocytes, which are responsible for producing antibodies and killing infected cells, respectively. Dendritic cells act as messengers between the innate and adaptive...
3.5K
Secondary Lymphoid Organs
9.8K
Secondary organs, including lymph nodes, the spleen, and mucosa-associated lymphoid tissue (MALT), work harmoniously to protect us from disease and infection.
The spleen is a vital organ in the lymphatic system, nestled in the upper left side of the abdomen. It is composed of two primary regions: the red pulp and the white pulp, each having distinct functions. The red pulp performs a significant role in blood filtration. It efficiently purges the blood of old or damaged red blood cells and...
The spleen is a vital organ in the lymphatic system, nestled in the upper left side of the abdomen. It is composed of two primary regions: the red pulp and the white pulp, each having distinct functions. The red pulp performs a significant role in blood filtration. It efficiently purges the blood of old or damaged red blood cells and...
9.8K
Salivary Glands and Saliva
2.7K
The salivary glands, of which there are three pairs known as the parotid, submandibular, and sublingual glands, play a crucial role in maintaining oral health and initiating the digestive process. Positioned near the ears, beneath the masseter muscle, the parotid glands secrete saliva into the oral cavity through the parotid duct of Stensen. Meanwhile, the submandibular glands, located on the floor of the mouth, secrete saliva through channels named submandibular ducts. The sublingual glands,...
2.7K
Cells of the Adaptive Immune Response
9.5K
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...
9.5K
Special Features of Adaptive Immunity
3.7K
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,...
3.7K
Functions of the Lymphatic and Immune System
7.4K
The lymphatic system plays a crucial role in bolstering our immune system. It consists of a network of lymphoid organs, lymph, and lymphatic vessels that provide structural and functional support in safeguarding the body against pathogens such as viruses and bacteria.
The primary lymphoid organs, including the bone marrow and the thymus, serve as the maturation sites for lymphocytes. Secondary lymphoid organs, like the mucosa-associated lymphoid tissue, activate these lymphocytes and serve as...
The primary lymphoid organs, including the bone marrow and the thymus, serve as the maturation sites for lymphocytes. Secondary lymphoid organs, like the mucosa-associated lymphoid tissue, activate these lymphocytes and serve as...
7.4K


