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Creation of a Rodent Model of Abdominal Aortic Aneurysm by Blocking Adventitial Vasa Vasorum Perfusion
Published on: November 8, 2017
The effect pathways analysis in the abdominal aortic aneurysms
1Department of Vascular Surgery, The First Hospital of China Medical University, Shenyang, Liaoning, China. mdyangguanglin@hotmail.com
Background:
Abdominal aortic aneurysm (AAA) is a relatively common disease in elderly. Currently, only surgical treatment has been available for ruptured AAA. Thus, it is impressing to elucidate the molecular cellular mechanisms of AAA in order to develop the effective medications.
Aim:
This study is to explore the significant pathways and crosstalk between them in response to AAA.
Methods:
The crosstalk of pathways was analyzed based on PPI datasets and expression profiles.
Results:
It was showed that significant pathways included Cytokine-cytokine receptor interaction (hsa04060), B cell receptor signaling pathway, Chemokine signaling pathway (hsa04062), Cell adhesion molecules (CAMs) (hsa04514), and Hematopoietic cell lineage (hsa04640), which were in accordance with Lenk's results. Further analysis indicated that Chemokine signaling pathway (Hsa04062) and Cytokine-cytokine receptor interaction (Hsa04060) were both connected with the Cell adhesion molecules (CAMs) (Hsa04514) through the signal transduction (GO:0007165). B cell receptor signaling pathway (Hsa04662) and Cytokine-cytokine receptor interaction (Hsa04060) were both connected with the Natural killer cell mediated cytotoxicity (Hsa04650) through the apoptosis (GO:0006915) and signal transduction (GO:0007165), respectively. These crosstalks seemed to exit according to previous reports. We hope our study could provide insights for abdominal aortic aneurysm mechanism to some extent.
Conclusions:
We analyzed the significant pathways related with AAA through Sp and DAVID method. The results were in accordance with previous reports.
Insights
This study identifies key molecular pathways and their interactions in abdominal aortic aneurysm (AAA). Understanding these pathways could lead to new drug development for this common elderly disease.
Area of Science:
- Molecular Biology
- Immunology
- Bioinformatics
Background:
- Abdominal aortic aneurysm (AAA) is a prevalent condition in the elderly.
- Current treatments for ruptured AAA are limited to surgery.
- Elucidating molecular mechanisms is crucial for developing effective medications.
Purpose of the Study:
- To explore significant molecular pathways involved in AAA.
- To investigate the crosstalk and interactions between these pathways.
Main Methods:
- Pathway analysis using Protein-Protein Interaction (PPI) datasets.
- Analysis of gene expression profiles.
- Utilized Sp and DAVID methods for pathway identification.
Main Results:
- Identified significant pathways: Cytokine-cytokine receptor interaction, B cell receptor signaling, Chemokine signaling, Cell adhesion molecules (CAMs), and Hematopoietic cell lineage.
- Demonstrated crosstalk between Chemokine signaling/Cytokine-cytokine receptor interaction and CAMs via signal transduction.
- Revealed connections between B cell receptor signaling/Cytokine-cytokine receptor interaction and Natural killer cell mediated cytotoxicity through apoptosis and signal transduction.
Conclusions:
- The study successfully analyzed significant pathways related to AAA.
- Findings align with previous research, providing insights into AAA mechanisms.
- Identified pathway crosstalk offers potential targets for future therapeutic strategies.
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