Using imaging to study inflammatory platelet-leukocyte interactions in vivo
Olivia Susanto1, Michael J Hickey1
1Centre for Inflammatory Diseases, Monash Medical Centre, Monash University Department of Medicine , Clayton, Australia.
Platelets
|January 28, 2020
Summary
Platelets interact with leukocytes during inflammation. Intravital microscopy reveals how these dynamic platelet-leukocyte interactions contribute to inflammatory responses in flowing blood.
Area of Science:
- Immunology
- Hematology
- Cell Biology
Background:
- Platelets are crucial for hemostasis and thrombosis.
- Emerging evidence highlights platelet roles in inflammatory responses.
- Platelet-leukocyte interactions are key to inflammation, occurring under blood flow shear forces.
Purpose of the Study:
- To review methodologies for imaging platelet-leukocyte interactions in vivo.
- To examine the contribution of these interactions to inflammation using intravital imaging.
Main Methods:
- Utilizing rapid frame-rate in vivo microscopy techniques.
- Employing spinning-disk confocal intravital microscopy for high-resolution imaging.
Main Results:
- Intravital imaging allows detailed observation of dynamic platelet-leukocyte interactions.
- These interactions are critical for leukocyte recruitment during inflammation.
- The molecular basis and inflammatory contributions are being elucidated through these advanced imaging methods.
Conclusions:
- Advanced intravital microscopy is optimal for studying rapid, dynamic platelet-leukocyte interactions.
- Understanding these interactions provides insights into inflammatory processes.
