Cell Line Development
The human link between your molecule and a production-ready cell line — powered by Sartorius.
Access Sartorius's world-class CLD expertise and LFB's GMP manufacturing platform — fully integrated into one seamless program, built around your molecule and your timeline.
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SARTORIUS × LFB BIOMANUFACTURING
Two specialists. One integrated program.
Sartorius focuses entirely on cell line development. LFB focuses entirely on GMP manufacturing. Best-in-class expertise at every stage — with the simplicity of a single integrated program.
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Sartorius CLD expertise
World-class cell line development powered by Sartorius — proven CHO platforms, CellCelector™ automated single-cell cloning, and optimized media for scalability and regulatory compliance.
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Integrated project management
Fully synchronized timelines, shared milestones, and joint project oversight between Sartorius and LFB teams — your program moves as one, not in sequence.
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Seamless GMP handover
Cell lines built from day one for LFB’s manufacturing environment — smooth tech transfer, GMP-aligned cell banking, and no surprises at scale-up.
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INFRASTRUCTURE
Capabilities snapshot
| Expression systems: Sartorius 4Cell® CHO platform supporting a broad range of biologics — monoclonal antibodies, bispecifics, fusion proteins, and other complex molecules — with CellCelector™ single-cell cloning and media optimized for robust, scalable expression. |
| Cell banking: Sartorius 4Cell® CHO platform delivers a fully characterised RCB in 9 weeks DNA-to-RCB |
| Characterisation: Protein titres up to 10 g/L, powered by Sartorius 4Cell® CHO platform and CellCelector™ high-throughput single-cell cloning. |
WHAT OUR CLIENTS SAY
Built on Trust. Proven by Results.
![]() “By seamlessly integrating timelines and cutting-edge technologies, we are not only empowering our clients to simplify their development process, but also achieve more together.”
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| Heike Mayer – Head of Site Ulm, Sartorius |
![]() “Our customers benefit from Sartorius CLD expertise combined with LFB’s scalable clinical and commercial manufacturing platform — ensuring patients worldwide have fast access to innovative medicines.”
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| Herbert Guedegbe – Managing Director, LFB Biomanufacturing |
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Ready to discuss your project?
Book a meeting or contact our team.
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| Contact us |


