Biogenstar BCTF Single-Use Perfusion Bioreactor System
| Brand | Biogenstar |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Regional Classification | Domestic (China) |
| Model | BCTF |
| Quotation | Upon Request |
| Temperature Range | Ambient to 50 °C |
| Working Volume Range | 0.1–0.4 L |
Overview
The Biogenstar BCTF Single-Use Perfusion Bioreactor System is an integrated, closed-process platform engineered for robust and scalable perfusion culture of mammalian and primary cells in bioprocess development and clinical-grade manufacturing. Based on the principle of impulse tangential-flow filtration (ITF), the system delivers low-shear, pulsatile recirculation—minimizing hydrodynamic stress while maintaining high cell viability and productivity over extended culture durations. Unlike conventional continuous perfusion systems relying on rotary peristaltic or diaphragm pumps, the BCTF employs a precisely timed pulse-driven ITF module that alternates between gentle fluid displacement and membrane relaxation cycles, thereby reducing fouling, extending filter lifetime, and preserving fragile cell phenotypes such as TILs, NK cells, and iPSC-derived lineages. The system operates within a fully single-use, pre-sterilized fluid path constructed from USP Class VI-certified biopolymer films and tubing, eliminating cleaning-in-place (CIP), sterilization-in-place (SIP), and associated validation burdens.
Key Features
- Integrated impulse tangential-flow filtration (ITF) module enabling low-shear, pulsatile perfusion with programmable pulse frequency and dwell time
- Real-time mass-based perfusion control via high-precision load cells (±0.1 g resolution) coupled with multi-channel peristaltic pump arrays
- Modular, single-use bioreactor bag (0.1–0.4 L working volume) with integrated pH, DO, and temperature sensors (pre-calibrated and gamma-irradiated)
- Automated process orchestration for feed addition, harvest, bleed, and media exchange—all executed within a closed, ISO 5-compatible environment
- Comprehensive environmental control: temperature (ambient to 50 °C, ±0.3 °C stability), dissolved oxygen (0–100% air saturation, ±1% accuracy), and pH (5.5–8.0, ±0.1 unit)
- Embedded Ethernet and USB-C interfaces supporting OPC UA and Modbus TCP protocols for seamless integration into MES/SCADA environments
Sample Compatibility & Compliance
The BCTF system supports suspension and adherent cell types under serum-free or chemically defined conditions, including CHO-K1, HEK293, CAP-T, primary human T cells, NK-92, tumor-infiltrating lymphocytes (TILs), mesenchymal stromal cells (MSCs), and induced pluripotent stem cells (iPSCs). All wetted components comply with USP Class VI biological reactivity testing and ISO 10993-5 cytotoxicity standards. The system architecture aligns with ICH Q5D, Q5A(R2), and Annex 1 (2022) requirements for aseptic processing. Data integrity meets FDA 21 CFR Part 11 criteria through audit-trail-enabled software with role-based access control, electronic signatures, and immutable event logging.
Software & Data Management
The BCTF Control Suite is a Windows-based, GxP-ready application supporting real-time visualization, parameter trending, and automated report generation (PDF/CSV). It includes configurable alarm thresholds with SMS/email notification via SMTP integration, historical data archiving compliant with ALCOA+ principles, and optional cloud synchronization (AWS IoT Core or on-premise server). Batch records are structured per ASTM E2500-13 and include electronic signatures validated per Annex 11. All sensor calibration data, pump priming logs, and perfusion cycle metadata are automatically embedded in the batch file for regulatory submission readiness.
Applications
- Accelerated process development for monoclonal antibodies, bispecifics, and Fc-fusion proteins using high-density CHO perfusion
- Clinical-scale expansion of autologous and allogeneic cell therapies—including CAR-T, TCR-T, and NK-cell products—under cGMP-aligned workflows
- Stem cell differentiation studies requiring prolonged nutrient exchange without mechanical dissociation
- Process characterization studies evaluating perfusion rate impact on glycosylation profiles, metabolite accumulation (e.g., lactate, ammonium), and transcriptomic stability
- Scale-down modeling for tech transfer from benchtop to production-scale N-1 perfusion bioreactors
FAQ
Is the BCTF system compatible with existing bioprocess automation infrastructure?
Yes—the system supports OPC UA, Modbus TCP, and MQTT protocols for bidirectional communication with DeltaV, Emerson DCS, or custom SCADA platforms.
Can the ITF module be operated in recirculation-only mode without harvest?
Yes—three operational modes are available: (1) perfusion + harvest, (2) recirculation + filtration only, and (3) batch-mode with manual media exchange.
What is the maximum recommended duration for uninterrupted perfusion runs?
Under standard operating conditions (CHO cells at >20 × 10⁶ cells/mL), validated runs exceed 21 days with consistent viability (>95%) and metabolic stability.
Does the system support PAT integration for real-time analytics?
Yes—Raman and inline NIR probes can be mounted via standardized 1/4″ Swagelok ports; spectral data streams integrate directly into the Control Suite via vendor-agnostic APIs.
Are replacement bags and ITF cassettes supplied with lot-specific CoA and extractables data?
Yes—each consumable kit includes a Certificate of Analysis, endotoxin test report (<0.25 EU/mL), and full extractables/leachables summary per USP and .
