XtenCHO™ transient expression system

The XtenCHO™ Race mammalian expression system is a cutting-edge solution tailored for rapid and cost-effective recombinant protein expression. Ideal for small- to medium-scale production and high-throughput screening of drug candidates and protein variants, XtenCHO™ Race delivers unparalleled performance, drawing on 28+ years of experience in protein expression technologies.

1. Unmatched Productivity

Achieve up to 10x higher yields than competing systems.*
Record-breaking results for IgG-like antibodies (1280 mg/L for Claudiximab), bispecific antibodies (>100mg/L), humanized variants (>200mg/L), and non-antibody proteins like ACE2 (>100mg/L with enzymatic activity).

2. Extended Transient Gene Expression (TGE)

Sustained plasmid retention for 14+ days through efficient transfection.
Enhanced plasmid stability and protein expression without additional feeding steps.

3. Shorter Protocol

Shortened Protocol with harvest in only 8 days
Faster production with higher yields.

4. Streamlined Workflow

Simplified, step-reducing protocols to accelerate production.
Backed by strong, responsive technical support.

5. Exceptional Safety and Quality

Viral resistance inherent to CHO cells ensures safer production than HEK cells.
Clinical-grade protein folding and human-like post-translational modifications.

6. Flexibility and Scalability

Production volumes ranging from 1mL to 10L to suit diverse research needs.
Biopharmaceutical-grade output at a fraction of traditional costs.

7. Global Availability

Ships worldwide within 24 hours.

Applications in Biopharmaceutical Development
With over 3500 proteins successfully expressed, XtenCHO™ Race has demonstrated its power in advancing biopharmaceutical research. Its unparalleled yields, consistency, and cost-effectiveness make it ideal for:

Early bioanalysis to detect developability issues and improve success rates in clinical trials.
High-throughput testing of drug candidates and protein variants generated through mutagenesis.
Production of antibodies and proteins for diagnostics, therapeutics, and structural studies.

XtenCHO™ Race also addresses critical challenges in bioassay development across industries such as medicine, food production, and environmental analysis. By replacing hybridoma-based systems with CHO-based expression, XtenCHO™ Race enables:

Superior purity, batch-to-batch consistency, and assay precision.
Cost-efficient solutions for large-scale production.
Seamless integration into existing workflows.

Why Choose XtenCHO™ Race?
CHO-based systems are the cornerstone of successful biopharmaceutical production, with nearly three-quarters of approved drugs relying on them. XtenCHO™ Race amplifies these advantages, delivering rapid and reliable results that increase your project’s success potential.

The kit includes:

Chemically defined, animal-free expression media for optimal performance.
XtenCHO™ Race Enhancer for boosted expression.
Control plasmids for added flexibility and precision.

Partner with XtenCHO™ Race Today
XtenCHO™ Race combines innovation, efficiency, and scalability to redefine protein expression. Whether for therapeutic development or research applications, XtenCHO™ Race empowers scientists to achieve their goals with confidence and precision.

*Data based on internal studies. Results may vary depending on experimental conditions.