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Related Concept Videos

Super-resolution Fluorescence Microscopy01:37

Super-resolution Fluorescence Microscopy

Super-resolution fluorescence microscopy (SRFM) provides a better resolution than conventional fluorescence microscopy by reducing the point spread function (PSF). PSF is the light intensity distribution from a point that causes it to appear blurred. Due to PSF, each fluorescing point appears bigger than its actual size, and it is the PSF interference of nearby fluorophores that causes the blurred image. Various approaches to achieving higher resolution through SRFM have recently been developed.
Overview of Microscopy Techniques01:22

Overview of Microscopy Techniques

The early pioneers of microscopy opened a window into the invisible world of microorganisms. In 1830, Joseph Jackson Lister created an essentially modern light microscope. The 20th century saw the development of microscopes that leveraged nonvisible light, such as fluorescence microscopy that uses an ultraviolet light source and electron microscopy that uses short-wavelength electron beams. These advances significantly improved magnification, image resolution, and contrast. By comparison, the...
Three-Dimensional Microscopy in Microbiology01:28

Three-Dimensional Microscopy in Microbiology

Three-dimensional imaging techniques are essential in cell biology, allowing researchers to visualize intricate cellular structures with high resolution. Two prominent methods, Differential Interference Contrast Microscopy (DIC) and Confocal Scanning Laser Microscopy (CSLM), provide distinct advantages for imaging live and thick specimens, respectively.Differential Interference Contrast MicroscopyDIC microscopy enhances contrast in transparent, unstained samples by converting phase...
Imaging Biological Samples with Optical Microscopy01:18

Imaging Biological Samples with Optical Microscopy

Optical microscopy uses optic principles to provide detailed images of samples. Antonie van Leeuwenhoek designed the first compound optical microscope in the 17th century to visualize blood cells, bacteria, and yeast cells. In 1830, Joseph Jackson Lister created an essentially modern light microscope. The 20th century saw the development of microscopes with enhanced magnification and resolution.
In optical microscopy, the specimen to be viewed is placed on a glass slide and clipped on the stage...
Two-Dimensional Microscopy in Microbiology01:29

Two-Dimensional Microscopy in Microbiology

Two-dimensional (2D) microscopy encompasses a range of optical techniques that capture images within a single focal plane, offering detailed representations of microscopic structures. These techniques are essential in biological and medical research, enabling the visualization of cellular and subcellular structures with different levels of contrast and specificity.There are several major types of 2D microscopy, each with strengths and applications.Bright-Field MicroscopyBright-field microscopy...
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

Updated: Jun 5, 2026

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation
09:42

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation

Published on: August 26, 2014

Autofluorescence imaging and magnification endoscopy.

Monalisa Filip1, Sevastiţa Iordache, Adrian Săftoiu

  • 1Research Center of Gastroenterology and Hepatology, University of Medicine and Pharmacy, Craiova, Dolj, 200349, Romania. monalisafilip@yahoo.com

World Journal of Gastroenterology
|January 11, 2011
PubMed
Summary
This summary is machine-generated.

New endoscopic imaging techniques improve early detection of gastrointestinal cancers by visualizing microvessel changes. These methods enhance diagnosis and characterization of neoplasia, aiding in the transition from premalignant to malignant lesions.

Keywords:
AngiogenesisAutofluorescence imagingMultiband imagingNarrow band imagingZoom endoscopy

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Last Updated: Jun 5, 2026

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation
09:42

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation

Published on: August 26, 2014

High-resolution Fiber-optic Microendoscopy for in situ Cellular Imaging
13:49

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Multimodal Imaging and Spectroscopy Fiber-bundle Microendoscopy Platform for Non-invasive, In Vivo Tissue Analysis

Published on: October 17, 2016

Area of Science:

  • Gastroenterology
  • Medical Imaging
  • Oncology

Background:

  • Angiogenesis is crucial for malignant transformation.
  • Early detection of gastrointestinal (GI) neoplasia relies on microvessel morphology.
  • Advanced imaging is needed for precise diagnosis.

Purpose of the Study:

  • To analyze novel endoscopic techniques for visualizing vascular patterns in GI lesions.
  • To evaluate the potential of these techniques in early cancer diagnosis.
  • To assess the role of trimodal imaging in characterizing mucosal neoplasia.

Main Methods:

  • Analysis of "red-flag" endoscopic techniques.
  • Utilizing trimodal imaging: autofluorescence imaging, magnifying endoscopy, and narrow band imaging.
  • Focus on light-tissue interaction properties for enhanced visualization.

Main Results:

  • New endoscopic techniques offer superior visualization of mucosal microvascular architecture.
  • These methods aid in differentiating preneoplastic and neoplastic lesions.
  • Improved diagnosis and characterization of GI tract mucosal lesions are possible.

Conclusions:

  • Trimodal imaging endoscopy shows promise for precise GI pathology diagnosis, especially for early cancers.
  • These techniques are quick, safe, and accurate.
  • Further large-scale trials are needed to establish routine clinical practice.