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Related Concept Videos

Fixation and Sectioning01:03

Fixation and Sectioning

Two basic types of preparation are used to visualize specimens with a light microscope: wet mounts and fixed specimens.
The simplest type of preparation is the wet mount, in which the specimen is placed in a drop of liquid on the slide. A liquid specimen can be directly deposited on the slide using a dropper. Solid specimens, such as skin scraping, can be placed on the slide before adding a drop of liquid to prepare the wet mount. Sometimes the liquid is simply water, but stains are often added...
Preparation of Samples for Electron Microscopy01:20

Preparation of Samples for Electron Microscopy

To be visualized by an electron microscope, either transmission or scanning, biological samples need to be fixed (stabilized) so the electron beam does not destroy them and dried thoroughly (desiccated/dehydrated) so the vacuum does not affect them. Fixation needs to be done as quickly as possible because the sample properties will start changing as soon as it is removed from its natural environment. For example, in a tissue sample, the oxygen levels begin decreasing, causing an altered...

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Related Experiment Video

Updated: Jun 18, 2026

Hybrid-Cut: An Improved Sectioning Method for Recalcitrant Plant Tissue Samples
09:38

Hybrid-Cut: An Improved Sectioning Method for Recalcitrant Plant Tissue Samples

Published on: November 23, 2016

A simplified paraffin embedding method for small botanical samples.

M Xing1, Y Du, X Wang

  • 1College of Life Science, Jilin University, Changchun, China.

Biotechnic & Histochemistry : Official Publication of the Biological Stain Commission
|November 14, 2009
PubMed
Summary
This summary is machine-generated.

A new 2-hour paraffin embedding method preserves botanical sample morphology and nucleic acids. This simplified protocol yields DNA suitable for PCR analysis, matching traditional methods.

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Last Updated: Jun 18, 2026

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Area of Science:

  • Botanical sample preparation
  • Molecular biology techniques
  • Plant anatomy

Background:

  • Traditional paraffin embedding is time-consuming.
  • Preserving cellular structure and nucleic acids is crucial for botanical analysis.
  • Existing methods may not be optimal for small, delicate plant tissues.

Purpose of the Study:

  • To develop a rapid and effective paraffin embedding protocol for small botanical samples.
  • To evaluate the preservation of morphological and molecular integrity using the simplified method.
  • To compare the simplified method with traditional protocols.

Main Methods:

  • A simplified 2-hour paraffin embedding protocol was developed.
  • Morphological preservation was assessed using light microscopy.
  • Nucleic acid quality and integrity were evaluated using Fourier transform infrared spectrometry and PCR analysis.
  • Cytoplasmic component degradation was analyzed.

Main Results:

  • The simplified method successfully embedded small botanical samples (<0.3 cm diameter).
  • Morphological preservation and nucleic acid conservation were equivalent to traditional methods.
  • DNA extracted from embedded samples was suitable for PCR analysis.
  • Degradation of cytoplasmic components was comparable to the traditional protocol.

Conclusions:

  • The simplified paraffin embedding method is a fast and effective alternative for preparing small botanical samples.
  • This protocol preserves both cellular morphology and nucleic acid quality for downstream applications.
  • The method is suitable for anatomical observation and molecular analyses, including DNA extraction and PCR.