Transfected Stable Cell Lines
Reliable | High-Performance | Wide Rage
Precision reporter, kinase, immune receptor, biosimilar, Cas9, and knockout stable cell lines for diverse applications.
Cat. No. : OVT2792
| Cat. No. | OVT2792 |
| Product Type | Vector |
| Host Cell | Mammalian cells, Escherichia coli |
| Promoter | CMV |
| Resistance | Ampicillin |
| Vector Size | 5824 bp |
|
pMD2.G is a type of plasmid vector used primarily in molecular biology and genetic engineering. This vector is instrumental in the field of gene therapy and other related scientific endeavors for its capacity to effectively transport genetic material into a host organism. The pMD2.G vector is derived from the Moloney murine leukemia virus (Mo-MuLV) and was designed to produce the vesicular stomatitis virus G (VSV-G) protein. It proves to be particularly efficient for pseudotyping lentiviral vectors in transient transfection systems.
VSV-G, being the protein of the vesicular stomatitis virus, allows the lentivirus to infect a larger spectrum of cells. When used with lentiviral systems, the protein grants higher virus titers, allowing the virus to be concentrated by ultracentrifugation and giving the viral particles resistance to serum inactivation. Researchers favor the pMD2.G vector due to its high transfection efficiency and broad host range, making it a reliable tool in gene therapy and research.
The researchers investigated the molecular drivers of Pancreatic Ductal Adenocarcinoma (PDAC) progression, focusing on the oncogenic role of Fibronectin type III domain–containing 4 (FNDC4). Their study demonstrated that FNDC4 promotes tumor growth, metastasis, and immune evasion by stabilizing CCAR1/β-catenin signaling and driving protumorigenic macrophage polarization. To establish these functional roles, the researchers utilized lentiviral vectors for both knockdown and overexpression of FNDC4 in PDAC cell models. In the critical step of lentivirus production, they employed third-generation packaging plasmids, specifically psPAX2 to generate high-titer, replication-incompetent viral particles for efficient transduction and stable genetic modification of the target cells.
Figure 1. Knockdown of FNDC4 via lentivirus-delivered shRNA significantly inhibited the proliferation and colony-forming ability of primary PDAC cells in vitro. (Li J, et al., 2026)
pMD2.G is a commonly used lentiviral plasmid in molecular biology and gene therapy research. Its main applications are:
Transient Transfection: pMD2.G vector is frequently used for the transient transfection of mammalian cells. This approach is typically used for experiments that require short-term expression of a gene of interest, such as studies involving protein structure and function, signal transduction pathway analysis, or gene silencing studies.
Production of Lentiviruses: The pMD2.G vector is crucial in the production of lentiviruses that are used for gene delivery into cells. This vector contains the envelope sequence, which allows the recombinant virus to bind and enter the target cells.
Gene Therapy: Gene therapy is an emerging field of medical research which involves the introduction, removal, or change in a patient’s genetic material to treat or prevent disease. pMD2.G is often used as a lentiviral vector to deliver therapeutic genes to patient's cells.
High-Efficiency Transduction: The pMD2.G lentiviral vector enhances the efficiency of gene transduction in hard-to-transfect cells, such as primary cells, stem cells, and non-dividing cells. Therefore, pMD2.G is commonly used in transduction-related experiments.
A: The size of the pMD2.G plasmid is 5822 base pairs.
A: The Stbl3 strain was used for cloning of the pMD2.G plasmid.
A: The culture conditions for the pMD2.G plasmid are 37 degrees centigrade and aerobic LB.
A: The 5' sequencing primer for the pMD2.G plasmid is CMV-F: CGCAAATGGGCGGTAGGCGTG.
A: The 3' sequencing primers for the pMD2.G plasmid are designed according to the plasmid's sequence.
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The pMD2.G vector has high transfection efficiency, which improves the success rate of our gene cloning and expression.
The pMD2.G vector contains the vesicular stomatitis virus G protein (VSV-G), which enhances the efficiency and stability of our viral packaging, thereby increasing the likelihood of successful gene delivery.
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