Cell Line Development

We build stable and transient, high-performing mammalian cell lines tailored to your target product profile. From early-stage clone generation to production-ready master cell banks, we prioritize speed, reliability, and clear documentation.

CHO & HEK293
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Why Vaxonyx

Custom Solutions

CHO, HEK293, or client-specified systems. Vector & promoter selection mapped to your use case.

Rapid Timelines

Streamlined workflows accelerate clone selection with data-driven gates and parallel tracks.

High Yield & Stability

Optimized vectors, selection markers, and amplification strategies for sustained expression.

Documentation Ready

Clear documentation, identity & stability data, biosafety testing, and release-ready reports.

Capabilities

Vector Design & Transfection

  • Codon optimization & vector engineering
  • Transient expression & stable integration strategies

Clone Selection & Screening

  • Automated single-cell cloning
  • High-throughput screening for productivity & quality

Process Development

  • Optimization for titer, purity, and reproducibility

Cell Banking & Characterization

  • Master & Working Cell Banks
  • Identity, stability, sterility & mycoplasma testing

Applications

  • Monoclonal antibodies
  • Recombinant protein therapeutics
  • Vaccines
  • Gene therapy vectors
0% on-time
0weeks to first clones
0week CoA delivery

Quality you can trust. Our scientists pair deep molecular biology expertise with state-of-the-art automation to deliver stable, high-yielding lines that accelerate research, diagnostics, and therapeutic programs.

Stable Cell Line Workflow (illustrative timeline)

  1. Gene synthesis & plasmid construction

    2–3 weeks

  2. Transfection & analysis

    4–5 weeks

  3. Cloning

    6–8 weeks

  4. Verification & production

    3–5 weeks

  5. Delivery with CoA

    ~2 weeks

Need it faster? Ask about our parallelized screening tracks and premium turnaround options.

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Frequently asked

What hosts do you support?
CHO and HEK293 are standard; we can evaluate additional hosts on request.
Can you start from my plasmid or sequence only?
Either. We can synthesize from sequence or work with supplied vectors under your IP framework.

Ready to build?

Send your target, desired titer, and timeline. We’ll scope a package within 24 business hours.

Start a Project