From bench to bioreactor to breakthrough
Mirus Bio develops transfection reagents and nucleic acid delivery technologies for gene editing, protein expression, viral vector production, and cell & gene therapy. Researchers worldwide use Mirus Bio products to achieve high transfection efficiency while maintaining cell viability.
Whether you’re producing viral vectors at clinical and commercial scales, manufacturing recombinant proteins and monoclonal antibodies, performing knock-out studies with siRNA, or editing genes using CRISPR, Mirus Bio has the nucleic acid delivery system you need.
Portfolio
- Transfection reagents
- Electroporation products
- Virus production and transduction products
- Nucleic acid labelling kits
Advantages of Mirus Bio solutions
- High transfection efficiency
- Low cytotoxicity
- Suitable for difficult cell types
- Scalable from research to manufacturing
- Support for DNA, RNA and CRISPR delivery
- Viral vector production workflows
Featured products
TransIT-VirusGEN® Transfection Reagent for High-Yield Viral Vector Production
TransIT-VirusGEN® Transfection Reagent is an advanced, high-performance solution developed for the efficient delivery of packaging and transfer plasmids into both adherent and suspension HEK293 cell cultures. Designed specifically for viral vector manufacturing workflows, it enables reliable production of recombinant AAV (adeno-associated virus) and lentiviral vectors with consistently high titers.
Engineered to streamline transfection and virus generation processes, TransIT-VirusGEN® offers robust performance across a wide range of cell culture formats, from small-scale research applications to large-scale production environments. Its flexibility and scalability make it an excellent choice for academic laboratories, biotechnology companies, and biopharmaceutical development programs.

More about TransIT-VirusGEN® Transfection Reagent
Key Features & Benefits
High Transfection Efficiency
Optimized for effective DNA delivery, helping maximize viral vector yields and supporting consistent high-titer AAV and lentivirus production.Scalable Workflow
Delivers reproducible performance across a broad range of culture volumes, making it suitable for both early-stage research and larger production campaigns.Broad Compatibility
Works efficiently with adherent and suspension HEK293 cells and is compatible with multiple recombinant virus production and cell culture systems.Streamlined Virus Generation
Simplifies transfection workflows, reducing process complexity while maintaining reliable virus production performance.Animal-Origin Free Formulation
Manufactured using a fully synthetic formulation, supporting modern research and bioprocessing requirements.
Ideal for Research and Bioprocess Development
TransIT-VirusGEN® is widely used for viral vector generation in academic research, gene therapy development, and biopharmaceutical discovery programs. For users seeking even greater viral yields, performance can be further enhanced using the VirusGEN® AAV Transfection Kit or VirusGEN® LV Transfection Kit, which include optimized enhancer technologies designed to increase vector production.
For large-scale and regulated manufacturing applications, TransIT-VirusGEN® GMP provides a suitable solution to support viral vector production workflows requiring GMP-grade materials.
Ingenio® Electroporation Solutions for Efficient Delivery into Difficult Cell Types
Ingenio® Electroporation Solutions and Kits provide a reliable, high-efficiency approach for nucleic acid and protein delivery into challenging cell types, including primary cells, stem cells, and other hard-to-transfect cell lines. Designed to deliver strong performance without the complexity or expense of proprietary systems, the Ingenio® platform offers a flexible and cost-effective solution for a wide range of research applications.
The Ingenio® portfolio includes electroporation solutions, cuvettes, accessories, and compatible instrumentation to support efficient transfection workflows while maintaining excellent cell viability and reproducibility.

More about Ingenio® Electroporation Solutions
Key Benefits
High Transfection Efficiency
Achieve effective delivery of plasmid DNA, RNA, CRISPR components, and other cargo into difficult-to-transfect cells, including primary and stem cell populations.Broad Device Compatibility
Designed for use with many commonly available electroporation systems, including the Ingenio® EZporator®, Lonza Nucleofector®, Bio-Rad®, and Harvard BTX® platforms.Cost-Effective Alternative
Researchers can reduce transfection costs while maintaining strong performance, making Ingenio® an attractive alternative to more expensive proprietary electroporation kits.Extended Shelf Life
A one-year shelf life helps minimize waste and ensures reagents remain available for long-term projects and routine laboratory use.Flexible Purchasing Options
Available as standalone electroporation solution or as convenient kits that include cuvettes and accessories, allowing laboratories to purchase only the components they need.
Optimized for a Wide Range of Applications
Ingenio® Electroporation Solutions support efficient plasmid DNA delivery across numerous cell types and have been successfully used with established electroporation systems to achieve high transfection efficiencies while preserving cell health.
The platform is also well suited for modern genome engineering workflows, including CRISPR/Cas9 ribonucleoprotein (RNP) delivery, enabling researchers to perform gene-editing experiments efficiently in suspension and difficult-to-transfect cell lines.
Performance, Flexibility, and Value
Compared with many traditional electroporation kits, Ingenio® solutions provide a combination of strong performance, extended reagent stability, and significant cost savings. This makes them a practical choice for laboratories seeking scalable and economical transfection workflows without compromising experimental results.
Ideal for Research Applications
Whether working with stem cells, immune cells, primary cells, or established cell lines, Ingenio® Electroporation Solutions offer a versatile platform for:
- Plasmid DNA transfection
- mRNA and RNA delivery
- CRISPR/Cas9 genome editing workflows
- Gene expression studies
- Cell engineering and therapeutic research
- Stem cell and primary cell applications
Researchers worldwide rely on Ingenio® technology for consistent electroporation performance, making it a trusted solution for both routine laboratory transfections and advanced cell engineering studies.
TransIT® Transfection Reagents for Reliable Gene Delivery
The TransIT® Tranfection Reagent portfolio from Mirus Bio provides researchers with a comprehensive range of chemical transfection solutions for efficient delivery of plasmid DNA, RNA, and gene-editing components into mammalian cells. Designed to support applications from routine gene expression studies to advanced viral vector production, TransIT® reagents combine high transfection efficiency with optimized cell health across a broad spectrum of cell types.
Whether working with established cell lines, primary cells, stem cells, suspension culures, or difficult-to-transfect cells, the TransIT® portfolio offers specialized reagents tailored to diverse experimental requirements. Many formulations are serum-compatible, require minimal protocol optimization, and support both transient and stable transfection workflows.

More about TransIT® Transfection Reagents
Key Benefits
Broad Cell Type Compatibility
Efficient delivery across a wide range of mammalian cell types, including primary cells, stem cells, adherent cultures, and suspension cells.High Transfection Efficiency
Optimized formulations promote strong gene expression and effective nucleic acid delivery, helping researchers achieve consistent experimental results.Low Cellular Toxicity
Many TransIT® reagents are designed to balance high delivery performance with excellent cell viability, reducing experimental bias and improving downstream analyses.Flexible Application Support
Suitable for plasmid DNA transfection, co-transection studies, stable cell line generation, reporter assays, gene expression research, RNA interference, and viral vector production.Streamlined Workflows
Several TransIT® formulations are serum-compatible and do not require media replacement after transfection, simplifying laboratory workflows and reducing hands-on time.
Solutions for Every Transfection Challenge
The TransIT® family includes specializd reagents developed for different research needs:
- Broad-spectrum DNA transfection for a variety of mammalian cell types.
- Low-toxicity formulations for sensitive and primary cells.
- Enhanced delivery systems for hard-to-transfect cell lines.
- Virus production reagents optimized for AAV and lentiviral vector generation.
- Cell-specific transfection solutions designed to maximize performance in specialized cell models.
Ideal Applications
TransIT® reagents are widely used in:
- Gene expression studies
- Functional genomics research
- CRISPR and genome engineering workflows
- Stable cell line development
- RNA interference experiments
- Protein production
- AAV and lentivirus generation
- Stem cell and primary cell research
Trusted Performance Across Research Workflows
For more than two decades, the TransIT platform has been trusted by researchers worldwide for its combination of efficiency, reproducibility, and ease of use. With multiple reagent options available, laboratories can select the optimal transfection solution for their specific cell type, application, and performance requirements while maintaining consistent and reliable results.

