Fonix Pharma

Advanced biologics & CHO solutions

R2U Cells - Ready-to-Use Cell Lines

Our Ready-to-Use (R2U) Cell Lines provide a rapid start to your biologics development projects. These adapted CHO host lines are optimized for biosimilar manufacturing and rapid tech transfer, pre-validated for high productivity and stability in various production systems.

Fonix Pharma's R2U Cells offer a streamlined approach to cell line development, reducing time-to-market while maintaining the highest quality standards. Our cell lines are engineered for exceptional performance in serum-free suspension culture systems.


Key Features of R2U Cells

Our ready-to-use cell lines are designed to accelerate your biologics development process with these advanced features:

Performance Metrics

Our R2U Cells demonstrate exceptional performance across key metrics, ensuring reliable and efficient biologics production.

Productivity Comparison
Titer levels (g/L) over culture duration
2.5 g/L
Day 5
3.6 g/L
Day 7
4.4 g/L
Day 10
4.9 g/L
Day 14
4.0 g/L
Day 18
4.9 g/L
Peak Titer
14 Days
Peak Time
+35%
vs Standard
Stability Profile
Productivity maintenance over generations
99%
Gen 10
96%
Gen 20
93%
Gen 40
88%
Gen 60
88%
Gen 60
>60
Generations
+20%
Stability

Ready to accelerate your biologics development with our R2U Cell Lines?

Contact our team today