Related Experiment Video
Updated: Jul 17, 2025
04:30
Investigating Aortic Valve Calcification via Isolation and Culture of T Lymphocytes using Feeder Cells from Irradiated Buffy Coat
Published on: February 4, 2021
3.4K
T cells in abdominal aortic aneurysm: immunomodulation and clinical application
1Department of Vascular Surgery, The Second Affiliated Hospital of Dalian Medical University, Dalian, Liaoning, China.
Frontiers in Immunology
|September 4, 2023
Summary
T cells play a key role in abdominal aortic aneurysm (AAA) by driving inflammation and tissue damage. Understanding T cell function in AAA is crucial for developing effective immunotherapies.
Area of Science:
- Cardiovascular Research
- Immunology
- Vascular Biology
Background:
- Abdominal aortic aneurysm (AAA) involves inflammation, extracellular matrix degradation, and smooth muscle cell dysfunction.
- Immune cells, particularly T lymphocytes, infiltrate AAA tissues, with over 50% being CD3+ T cells.
Purpose of the Study:
- To review the immunoregulatory role of T cells in AAA pathogenesis.
- To explore the potential of T cells as targets for AAA immunotherapy.
Main Methods:
- Literature review focusing on T cell subsets (CD4+, CD8+, γδ T cells, Tregs) in AAA.
- Analysis of T cell mechanisms in AAA-related inflammation and ECM degradation.
Main Results:
- T cells are central players in the inflammatory response within AAA.
- Specific T cell subsets and their functions in AAA progression are highlighted.
Conclusions:
- Targeting T cell-mediated immunity presents a promising avenue for AAA immunotherapy.
- Further research into T cell mechanisms can identify novel therapeutic targets for AAA.
Related Concept Videos
01:21Aneurysm II: Clinical Manifestations and Diagnostic Studies
10
Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
10
01:26Aneurysm III: Interprofessional Care
9
Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
9
01:24T Cell Types and Functions
1.1K
When T cells with CD4 markers are activated, they give rise to two types of effector cells: helper T cells and regulatory T cells. Meanwhile, T cells with CD8 markers differentiate into effector cytotoxic T cells. The differentiation of CD4 T cells into helper T cell subsets, such as Th1, Th2, and Th17 cells, is dependent on the antigen type, antigen-presenting cell, and regulatory cytokines.
Th1 cells stimulate dendritic cells to express necessary co-stimulatory molecules on their surfaces for...
Th1 cells stimulate dendritic cells to express necessary co-stimulatory molecules on their surfaces for...
1.1K
01:27Tumor Immunotherapy
555
Immunotherapy is a treatment that boosts or manipulates the immune system to fight diseases, including cancer. For instance, by stimulating an immune response through vaccinations against viruses that cause cancers, like hepatitis B virus and human papillomavirus, these diseases can be prevented. Nonetheless, some cancer cells can avoid the immune system due to their rapid mutation and division. The immune response to many cancers involves three phases: elimination, equilibrium, and escape.
555
01:40Cell-mediated Immune Responses
68.8K
Overview
68.8K