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Related Concept Videos

In-vitro Mutagenesis01:16

In-vitro Mutagenesis

To learn more about the function of a gene, researchers can observe what happens when the gene is inactivated or “knocked out,” by creating genetically engineered knockout animals. Knockout mice have been particularly useful as models for human diseases such as cancer, Parkinson’s disease, and diabetes.

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Related Experiment Video

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Light/dark Transition Test for Mice
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Published on: November 13, 2006

Analysis of neural cell function in gene knockout mice: behavior.

Jeffrey M Long1

  • 1Department of Biochemistry, University of Texas Southwestern Medical Center, Dallas, Texas, USA.

Methods in Enzymology
|November 30, 2006
PubMed
Summary

Investigating gene function in mice requires a comprehensive behavioral test battery to analyze complex phenotypes. This approach helps pinpoint specific gene functions, especially for glycan-binding proteins and glycosyltransferases.

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Area of Science:

  • Genetics
  • Neuroscience
  • Metabolic Research

Background:

  • Targeted gene mutations in mice are crucial for investigating gene function.
  • Analyzing phenotypes can be challenging due to genes having multiple functions.
  • Observed behavioral effects may stem from disruptions in various underlying processes.

Purpose of the Study:

  • To describe a behavioral test battery for assessing metabolic and behavioral phenotypes in mutant mice.
  • To evaluate the specificity of phenotypic differences across genotypes.
  • To investigate mutations in glycan-binding proteins and glycosyltransferases genes.

Main Methods:

  • Utilized a comprehensive battery of behavioral tests.
  • Examined mice with targeted gene mutations.
  • Included a wide range of assays across multiple domains to capture diverse potential consequences of genetic deletions.

Main Results:

  • The test battery allows for the assessment of metabolic and behavioral phenotypes.
  • It helps to identify specific areas for further, more detailed investigation.
  • The approach is powerful in dissecting complex phenotypes arising from genetic mutations.

Conclusions:

  • A broad behavioral test battery is effective for analyzing complex phenotypes in genetically modified mice.
  • This methodology aids in understanding the specific roles of genes, particularly those involved in glycan binding and transfer.
  • The approach facilitates the discovery of novel gene functions and their associated physiological processes.