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Related Concept Videos

Immunofluorescence Microscopy01:12

Immunofluorescence Microscopy

A fluorescence microscope uses fluorescent chromophores called fluorochromes, which can absorb energy from a light source and then emit this energy as visible light. Fluorochromes include naturally fluorescent substances (such as chlorophylls) and fluorescent stains that are added to the specimen to create contrast. Dyes such as Texas red and FITC are examples of fluorochromes. Other examples include the nucleic acid dyes 4’,6’-diamidino-2-phenylindole (DAPI), and acridine orange.
The...
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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Quantitative Localization of a Golgi Protein by Imaging Its Center of Fluorescence Mass
13:08

Quantitative Localization of a Golgi Protein by Imaging Its Center of Fluorescence Mass

Published on: August 10, 2017

Simultaneous Golgi-Cox and immunofluorescence using confocal microscopy.

Saturnino Spiga1, Elio Acquas, Maria C Puddu

  • 1Department of Animal Biology and Ecology, University of Cagliari, Via Ing. Tomaso Fiorelli, 09126 Cagliari, Italy, sspiga@unica.it

Brain Structure & Function
|April 5, 2011
PubMed
Summary
This summary is machine-generated.

This study introduces a simple, inexpensive method combining Golgi-Cox impregnation and immunofluorescence for detailed neuronal visualization. This technique enhances neuroanatomy and neurochemistry research using confocal microscopy.

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Area of Science:

  • Neuroscience
  • Cell Biology
  • Histology

Background:

  • Golgi-Cox impregnation offers detailed neuronal morphology but lacks neurochemical information.
  • Immunocytochemistry provides biochemical specificity but limited morphological detail.
  • Simultaneous visualization of neuronal structure and neurochemistry is highly desirable.

Purpose of the Study:

  • To develop an innovative, simple, and inexpensive method for combining Golgi-Cox impregnation and immunofluorescence.
  • To enable simultaneous visualization of neuronal morphology and neurochemical features in the same histological section.
  • To facilitate 3D reconstruction and modeling of neuronal elements.

Main Methods:

  • A novel perfusion and fixation procedure for brain tissue.
  • Three key fixation steps: paraformaldehyde perfusion, Golgi-Cox impregnation, and immunofluorescence.
  • Application of the method to previously impregnated material for immunofluorescence.

Main Results:

  • High-quality histological material enabling simultaneous visualization of structural and biochemical details.
  • Successful combination of Golgi-Cox impregnation and immunofluorescence in single sections.
  • Facilitation of anatomical interaction analysis and 3D reconstruction of neuronal elements.

Conclusions:

  • The presented method is easy to perform, reproducible, and cost-effective.
  • It allows for simultaneous assessment of neuronal structure, antigen characterization, and anatomical interactions.
  • This technique offers a powerful approach for studying the nervous system, particularly with confocal microscopy.