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Custom cell line development
Develop custom cell lines with RD-Biotech’s expertise: reliable, high-performance solutions tailored to your research and bioproduction projects.
Stable cell line development
Drawing on more than 30 years of recognized expertise in cell line development, we create stable cell lines perfectly suited to your applications, including protein or antibody expression, drug screening, functional gene analysis and the validation of in vitro assays.
We support you throughout the entire process, from selecting the parental cell line (CHO, HEK293 or your own cells) and constructing the vectors to generating stable pools and clones, establishing cell banks and providing a comprehensive characterization report.
Our services cover the entire workflow:
- Engineering and plasmid DNA design
- Cell line development
- Production
- Quality control, including characterization and qualification
- Cell bank establishment
Where required, we can also perform compound screening and produce and purify the final protein.
Customer benefits: A single point of contact, no risk of information being lost between different service providers and complete scientific consistency throughout your project.
Our master and working cell banks (MCBs and WCBs) are characterized according to the most stringent standards, including:
- Genetic stability
- Purity testing
- Confirmation of the absence of mycoplasmas
- Additional testing tailored to the project
Producer cell lines
Maximize the expression of your proteins of interest with our reliable, validated cell lines.
We provide optimized producer cell lines designed to meet the requirements of research and biological production projects. Our cells deliver high productivity, genetic stability and consistent quality, ensuring reliable and reproducible results.
We can manage every stage of your project:
- Cell selection
- Cell line selection or development
- Cell adaptation
- Cell expansion
- Supply of ready-to-use or cryopreserved cells
Each cell line is supplied with specifically adapted culture media, simplifying your protocols and reducing technical constraints.
Our cell lines are ideal for producing recombinant proteins, therapeutic antibodies, enzymes, cytokines and other biomolecules. They are suitable for both basic research applications and industrial development.
With RD-Biotech, you benefit from high-performance, reliable and ready-to-use cells that turn your biological production projects into tangible, reproducible results.
Cell lines for antigen presentation and molecular screening
We develop antigen-presenting cell lines, which are essential tools for immunology research and immune-response studies.
Our cells are optimized to provide stable expression of the molecules of interest, reliable immunological functionality and maximum reproducibility.
Each cell line is supplied either ready to use or cryopreserved, together with specially adapted culture media and supporting documentation. This simplifies your protocols and accelerates your experiments.
These cell lines are ideal for applications such as:
- Studying lymphocyte–antigen interactions
- Vaccine development
- Immune-response modulation
They ensure reliable results that can be compared consistently from one experiment to another.
With RD-Biotech, you benefit from functional, stable and ready-to-use cells that turn your immunological studies into tangible, reproducible results.









