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Related Concept Videos

Confocal Fluorescence Microscopy01:16

Confocal Fluorescence Microscopy

Confocal microscopy is an advanced microscopic technique. The prime advantage of the confocal microscope over other microscopy techniques is its ability to block the out-of-focus light from the illuminated samples using pinholes. It is widely used with fluorescence optics to obtain high-resolution, sharp contrast images. Unlike optical microscopes, confocal microscopes use a focused beam of light laser to scan the entire sample surface at different z-planes. These microscopes are, therefore,...

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Related Experiment Video

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Three-Dimensional Imaging of Aortic Tissues in Atherosclerosis
09:55

Three-Dimensional Imaging of Aortic Tissues in Atherosclerosis

Published on: October 25, 2024

Aorta fluorescence imaging by using confocal microscopy.

Chun-Yang Wang1, Jui-Che Tsai, Ching-Cheng Chuang

  • 1Biophotonics Interdisciplinary Research Center and Institute of Biophotonics, National Yang-Ming University, Taipei 11221, Taiwan.

ISRN Cardiology
|February 21, 2012
PubMed
Summary
This summary is machine-generated.

Activated leukocytes attack vascular endothelium, increasing VE-cadherin levels. Confocal microscopy enables multiwavelength fluorescence imaging of VE-cadherin in rat aorta, aiding cardiovascular tissue analysis.

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Area of Science:

  • Cardiovascular biology
  • Cellular biology
  • Biomedical imaging

Background:

  • Leukocyte activation is implicated in vascular endothelium damage.
  • VE-cadherin plays a role in endothelial cell adhesion and vascular integrity.
  • Assessing these interactions in vivo is crucial for understanding cardiovascular disease.

Purpose of the Study:

  • To investigate the interaction between activated leukocytes and vascular endothelium.
  • To quantify changes in VE-cadherin expression during this interaction.
  • To evaluate the utility of multiwavelength fluorescence confocal microscopy for cardiovascular tissue analysis.

Main Methods:

  • Experiments involving activated leukocytes and rat aortic segments.
  • Confocal microscopy with prism-based wavelength filters for multiwavelength fluorescence measurement.
  • Fluorescence imaging specifically targeting VE-cadherin.

Main Results:

  • Observed attack of vascular endothelium by activated leukocytes.
  • Documented an associated increase in VE-cadherin number.
  • Successfully achieved multiwavelength fluorescence imaging of VE-cadherin in rat aorta.

Conclusions:

  • Activated leukocytes interact with and potentially damage vascular endothelium.
  • VE-cadherin levels increase during leukocyte-endothelium interactions.
  • Confocal microscopy is a valuable tool for in-vivo fluorescence detection and biological property measurement in cardiovascular tissues for clinical applications.