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Related Experiment Video

Updated: May 22, 2026

Rapid Genotyping of Animals Followed by Establishing Primary Cultures of Brain Neurons
09:51

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Published on: January 29, 2015

Mouse Genotyping.

Yunhan Li1, Sandra Vuong1, Lijun Chi1

  • 1Translational Medicine, The Hospital for Sick Children, Peter Gilgan Centre for Research and Learning, Toronto, ON, Canada.

Methods in Molecular Biology (Clifton, N.J.)
|May 20, 2026
PubMed
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Genotyping identifies genetic variations like insertions and deletions in organisms. This involves DNA extraction, polymerase chain reaction (PCR) amplification, and DNA size analysis via gel electrophoresis.

Area of Science:

  • Molecular Biology
  • Genetics
  • Biotechnology

Background:

  • Genetic variations, such as insertions and deletions, are crucial for understanding organismal traits and evolution.
  • Accurate identification of these variations is essential in various fields, including veterinary medicine and conservation biology.

Purpose of the Study:

  • To outline a standard methodology for genetic variation analysis in animal samples.
  • To demonstrate the utility of genotyping for detecting specific genetic markers.

Main Methods:

  • DNA extraction from animal tissue.
  • Polymerase Chain Reaction (PCR) for targeted genomic region amplification.
  • Agarose gel electrophoresis for DNA fragment size separation and analysis.
Keywords:
DNAGenotypePolymerase chain reaction

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Last Updated: May 22, 2026

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Published on: January 29, 2015

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Published on: May 22, 2019

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Main Results:

  • Successful amplification of target genomic regions.
  • Clear visualization of DNA fragments based on size, indicating the presence or absence of specific genetic variations.
  • Genotyping results provide clear identification of genetic profiles.

Conclusions:

  • Genotyping is an effective method for identifying genetic variations, including insertions and deletions, in animal populations.
  • The described PCR and gel electrophoresis technique offers a reliable approach for genetic analysis.