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Updated: Jun 2, 2026
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Improving Student Outcomes with an Adaptable Molecular Cloning Course-Based Undergraduate Research Experience
Published on: November 15, 2024
Using Pseudomonas putida xylE gene to teach molecular cloning techniques for undergraduates
1Department of Biochemistry and Molecular Biology, Dalian Medical University, Dalian 116044, China.
Summary
Undergraduates learned molecular biology techniques through a serial experiment using the Pseudomonas putida xylE gene. This integrated cloning, expression, and enzyme assay, enhancing their understanding of molecular biology and research processes.
Area of Science:
- Biotechnology Education
- Molecular Biology Techniques
- Biochemistry Laboratory
Background:
- Molecular cloning is a fundamental technique in biotechnology.
- Undergraduate laboratory courses need engaging, integrated experiments.
- Connecting distinct techniques enhances conceptual understanding.
Purpose of the Study:
- To develop and implement a serial molecular cloning experiment for biotechnology undergraduates.
- To integrate cloning, gene expression, and enzyme assays into a cohesive learning module.
- To improve students' understanding of molecular biology principles and research workflows.
Main Methods:
- Utilized the Pseudomonas putida xylE gene, encoding catechol 2,3-dioxygenase.
- Designed a multi-step experiment involving gene cloning and expression.
- Incorporated an enzyme activity assay to assess gene product function.
Main Results:
- Students successfully manipulated the Pseudomonas putida xylE gene.
- The integrated approach connected separate molecular biology techniques effectively.
- Students gained a comprehensive understanding of the experimental workflow.
Conclusions:
- The serial experiment successfully taught molecular biology techniques to undergraduates.
- Integrating cloning, expression, and enzyme assays mimics real-world research and development.
- This educational approach fosters a holistic understanding of molecular biology.
