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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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Inoculation Strategies to Infect Plant Roots with Soil-Borne Microorganisms
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[High efficient gene knockout in Verticillium dahliae].

Li Tian1, Jieyin Chen, Jiani Wang

  • 1Institute of Crop Science, Chinese Academy of Agricultural Sciences, Beijing 100081, China. tianlicaas@gmail.com

Wei Sheng Wu Xue Bao = Acta Microbiologica Sinica
|November 3, 2011
PubMed
Summary
This summary is machine-generated.

We created an efficient gene knockout method for Verticillium dahliae, a fungus causing cotton wilt. This tool aids in understanding its infection mechanisms.

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Area of Science:

  • Plant Pathology
  • Mycology
  • Molecular Biology

Context:

  • Verticillium dahliae is a significant soil-borne fungal pathogen responsible for cotton vascular wilt.
  • Understanding its genetic mechanisms is crucial for disease management.

Purpose:

  • To develop an efficient gene knockout method for Verticillium dahliae.
  • To facilitate further research into the pathogen's infection biology.

Summary:

  • Fusion PCR was used to construct gene knockout vectors.
  • Agrobacterium tumefaciens-mediated transformation combined with a herpes simplex virus thymidine kinase (HSVtk) counter-selection strategy enabled efficient selection of knockout transformants.
  • High gene knockout frequencies were achieved for ADE4 (87%) and ChsV (44%).

Impact:

  • Provides an efficient genetic tool for Verticillium dahliae research.
  • Enables detailed investigation of gene functions related to pathogenicity.
  • Contributes to developing strategies for controlling cotton vascular wilt diseases.