Transient Gene Expression
Transient Gene Expression - Related Videos
12:02
Transient Gene Expression in Tobacco using Gibson Assembly and the Gene Gun
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Cited by 8 •
2014
This work describes a novel method for selectively targeting subcellular organelles in plants, assayed using the BioRad Gene Gun.
12:54
Transient Expression of Proteins by Hydrodynamic Gene Delivery in Mice
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Cited by 25 •
2014
In vivo transfection of naked DNA by hydrodynamic gene delivery introduces genes into the tissue of an animal with minimal inflammatory response. Sufficient amounts of gene product are generated such that gene function and regulation as well as protein structure and function can be analyzed.
10:34
Using an Automated Cell Counter to Simplify Gene Expression Studies: siRNA Knockdown of IL-4 Dependent Gene Expression in Namalwa Cells
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Cited by 2 •
2010
This procedure describes a quick and easy workflow to introduce siRNA into difficult to transfect cell lines and follow gene expression by real-time PCR. Use of an automated cell counter, multi-well electroporation plate, and automated electrophoresis station provide quick and reliable results without the need for expensive robotic handling.
11:03
An Overview of Gene Expression
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2023
Gene expression is the complex process where a cell uses its genetic information to make functional products. This process is regulated at multiple stages, and any misregulation could lead to diseases such as cancer. This video highlights important historical discoveries relating to gene expression, including the understanding of how distinct combinations of DNA bases encode the amino acids that make up proteins. Key questions in the field of gene expression research are explored, followed by a...
10:00
Controllable Ion Channel Expression through Inducible Transient Transfection
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Cited by 2 •
2017
Studying ion channels through a heterologously expressing system has become a core technique in biomedical research. In this manuscript, we present a time efficient method to achieve tightly controlled ion channel expression by performing transient transfection under the control of an inducible promoter.
FAQs
The introduced material determines how expression begins. DNA-based delivery requires the introduced DNA to remain available for transcription, often as episomal material, whereas delivered RNA can be translated directly. Because neither route necessarily creates a heritable genomic change, transient gene expression supports short-term observation of RNA or protein production while avoiding a commitment to permanent genome alteration.
Expression declines when the introduced material is degraded, diluted during cell division, or silenced. These mechanisms explain why signal duration and magnitude can change over time even after successful delivery. They also distinguish transient studies from experiments designed for stable expression, in which persistence and inheritance are central outcomes rather than temporary production.
Transient gene expression is particularly useful when the research question concerns an immediate cellular response rather than long-term inheritance. Its temporary nature allows investigators to examine gene function, regulatory elements, or protein activity before deciding whether stable expression or genome integration is warranted. This makes it a practical preliminary stage for evaluating gene-delivery systems.
A typical workflow begins by introducing DNA or RNA into cells, then monitoring the resulting RNA, protein, reporter signal, pathway behavior, or cellular response over a limited period. Interpretation should account for declining expression, because degradation, dilution, or silencing can reduce the measured output. The approach is therefore suited to rapid, time-limited experiments.
In reporter assays, transient gene expression helps connect regulatory elements with an observable output from the introduced genetic material. This allows investigators to assess how regulatory sequences influence expression without first establishing a permanently altered cell system. The same short-term strategy can also reveal protein activity or pathway effects, making it useful for focused functional comparisons.
Researchers can use the method as an early test of gene-delivery systems. Rapid expression provides evidence that introduced material can produce the intended RNA or protein and can support preliminary studies of cellular responses or pathway behavior. If the question later requires persistent production or inheritance, these findings can inform whether to pursue stable expression or genome integration.