Lentiviral Reporter
Lentiviral Reporter - Related Videos
03:50
A Lentiviral Transcriptional Reporter System to Generate a Glioblastoma Stem Cell Differentiation Reporter Line
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2025
This video demonstrates a technique to generate a glioblastoma stem cell reporter line to identify the differentiation of glioblastoma stem cells (GSCs) into astroglia. It outlines the steps involved in seeding GSCs, transducing them with a lentivirus encoding GFP, and determining GFP reporter expression through flow cytometry.
08:46
Production of Lentiviral Vectors for Transducing Cells from the Central Nervous System
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Cited by 44 •
2012
In this protocol we describe production, purification and titration of lentiviral vectors. We provide an example of lentiviral vector-mediated gene delivery in primary cultured neurons and astrocytes. Our methods may also apply to other cell types in vitro and in vivo.
03:07
Lentiviral Vector-Based Transduction of Rat Fertilized Embryos
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2026
Source: Koza, P., et al. Generation of Transgenic Rats using a Lentiviral Vector Approach. J. Vis. Exp. (2020)This video demonstrates microinjection-assisted delivery of lentiviral vectors into fertilized rat embryos to achieve stable transgene integration for the generation of transgenic rats.
03:31
Laser-Assisted Lentiviral Gene Delivery: A Technique to Permeabilize Mouse Fertilized Eggs to Facilitate Lentiviral Gene Delivery
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2025
In this video, we demonstrate the laser-assisted permeation of the protective layer of zona pellucida in mouse fertilized eggs for facilitating lentiviral gene delivery. Lentivirus enables the generation of transgenic animals with a gene of interest stably integrated into their genome.
10:58
A Protocol for Lentiviral Transduction and Downstream Analysis of Intestinal Organoids
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Cited by 81 •
2015
In this video protocol we give a step by step explanation of lentiviral transduction in organoids of primary intestinal epithelium and of processing and downstream analysis of these cultures by quantitative RT-PCR, RNA-microarray and immunohistochemistry.
FAQs
After vector entry, the delivered genetic material undergoes reverse transcription before its cargo can integrate into the host-cell genome. Reverse transcription converts the vector’s genetic information into a form compatible with integration, while integration provides a genomic source for sustained reporter expression. This sequence explains why the signal can persist beyond the initial delivery event.
Its ability to support reporter expression in dividing and nondividing cells makes the system useful across varied biological models. Researchers can examine cellular states that do not undergo proliferation as well as populations that continue to divide, while retaining a signal suitable for observation over time. This flexibility expands studies of cell behavior, lineage, and molecular responses.
A reporter signal can provide an observable readout of activity associated with the promoter driving the reporter cargo. Changes in that signal allow researchers to monitor how promoter activity varies under different experimental conditions or perturbations. Because the cargo can remain integrated, the system supports sustained assessment rather than limiting analysis to a brief delivery window.
Stable expression allows researchers to follow responses to experimental perturbations over time and relate signal changes to evolving cellular behavior. Instead of capturing only an immediate response, investigators can use the persistent reporter output to evaluate molecular mechanisms and compare patterns across observations. This temporal continuity is especially valuable when the biological effect develops gradually.
The workflow begins when the vector enters target cells, followed by reverse transcription of its genetic material. The reporter cargo can then integrate into the host-cell genome and produce a detectable signal. Researchers monitor that signal through visualization or quantification, using the resulting pattern to examine gene expression, promoter activity, lineage, infection, or experimental perturbations.
This approach is suited to questions involving gene expression, promoter activity, cell lineage, infection, and responses to experimental perturbations. Its sustained signal supports both direct observation and quantitative assessment, while the ability to track cells over time helps connect a molecular readout with changes in cellular behavior. The appropriate application depends on which biological process the reporter is designed to reflect.
Integration of the reporter cargo enables sustained expression, so the signal can be followed across time rather than measured only at the point of vector entry. Researchers can use this continuity to visualize or quantify changes in cellular behavior, trace lineage-related patterns, and evaluate molecular mechanisms. The resulting longitudinal information complements single-time-point measurements in biology research.