Reliable small-scale HTP antibody expression

When your research focuses on discovery and early development of a therapeutic antibody, having reliable, high quality proteins from the start can reduce the risk of late-stage failures. Our semi-automated, high-throughput platform enables reproducible and rapid production of antibodies from transiently transfected mammalian cells, while remaining flexible enough to address the needs of the rapidly evolving immunotherapy field.

As with our mid- and large-scale protein expression services, high yields are achieved with a combination of outstanding sequence optimization and high-efficiency Gibco ExpiCHO or Expi293 expression systems.

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Antibody expression and recovery consistency

To prevent false negatives due to poor yield, it is important to utilize a platform that maximizes expression consistently within and between production runs. Figure 1 demonstrates reproducible expression and recovery of antibodies across independent runs.

Two graphs show protein concentration for 38 antibodies expressed in ExpiCHO (left panel) and Expi293 (right panel) correlate well between independent production runs, demonstrating good R2 and P values.
Figure 1. Reproducible antibody expression and recovery. Protein concentration for 38 antibodies, expressed in ExpiCHO (left) or Expi293 cells (right) and purified with protein A/G magnetic beads, correlate well between independent production runs.


To further prevent candidate dropout later in development, expression levels should be consistent as you scale up to larger cultures. Figure 2 demonstrates consistent relative expression between small-scale, high-throughput cultures (2.5 mL) and either 200 mL or 1 L cultures.

Two graphs show protein titer from supernatant after 10 days expression in Expi293 (left panel) and ExpiCHO (right panel) correlate well between 2.5 mL and 200 mL or 1 L cultures, demonstrating good R2 values.

Figure 2. Consistent relative expression between small-scale and high-throughput culture volumes. Protein titer from supernatant after 10 days expression in ExpiCHO (left) or 7 days expression in Expi293 cells (right) correlate well between small scale HTP (2.5 mL) and 200 mL or 1 L cultures.


High-throughput antibody service details

Deliverables
  • Antibody in Matrix 2D barcoded tubes (default)
  • 5 µg of plasmid DNA
  • COA/Data sheet
Cell lines
  • ExpiCHO
  • Expi293
Estimated delivered yield
  • 0.1–1 mg
Purification options
  • Supernatant
  • One-step protein A/G purification
QC analytics
  • Purified antibodies
    • Purity assessment (CE-SDS)
    • Total protein quantitation using UV/Vis-DLS Stunner
    • Volume determination by ultrasonic distance measurement
  • Supernatant
    • Octet BLI titer measurement
    • Volume determination by ultrasonic distance measurement
Production time
  • ≤20 business days including gene synthesis and protein purification
Optional add-ons
  • Alternative delivery in 96-well deep well plate or FluidX tubes
  • Endotoxin measurement
  • In-process Octet BLI titer measurement for purified antibodies

Easy ordering for small-scale antibodies

Whether you know exactly what you need or you would like a little advice, it helps to have a technical team available to guide you through the process from quote to project delivery. Our project management team is ready to provide the level of support you need.

If you have your sequences and are ready to order, use our online quote request tool to help you provide all the information we need to prepare a prompt quote for your project.

If you still have questions, please reach out to the team directly at geneartpmo@thermofisher.com.

All trademarks are the property of Thermo Fisher Scientific and its subsidiaries unless otherwise specified. Stunner is a trademark of Unchained Labs. FluidX is a trademark of Azenta. Octet is a trademark of Sartorius.

Stylesheet for Classic Wide Template adjustments

For Research Use Only. Not for use in diagnostic procedures.

Stylesheet for Classic Wide Template adjustments