Recombinant Transferrin (Holo‑Form) ART202S

Anrate | Molecular‑Level QC‑Managed Holo‑Recombinant Transferrin Empowering Efficient Industrial‑Scale Biopharmaceutical Manufacturing

Core Advantages (Dual‑Dimensional Summary: Molecular Mechanism & Industrial Value)

1. Precisely Controlled Recombinant Process to Eliminate Biosafety Risks at the Source (Academic‑Driven + Sales‑Oriented Summary)

   
   

   Using targeted genetic cloning technology, the human transferrin gene is introduced into engineered Pichia pastoris strains. Produced via high‑density fermentation, affinity chromatography purification and multi‑step refinement, the product contains no plasma, serum or other animal‑derived components throughout manufacturing, fundamentally eliminating exogenous contaminants including blood‑borne viruses, mycoplasma and heterologous proteins at the molecular level. Complying with global regulatory standards including NMPA, FDA and EMA requirements, it directly supports IND/BLA filings, commercial production and overseas registration, ending reliance on imported raw materials and compliance risks of animal‑derived alternatives to achieve independent control of core feedstocks.
   
   
2. Standardized Holo‑Saturated Molecular Configuration Reducing Process Scale‑Up Challenges (Differentiated Highlight)

   
   

   Validated by in‑vitro iron‑binding assays, ART202S features a native holo‑saturated configuration with an iron‑binding occupancy above 95%, stable binding sites and precise iron ratios. No additional iron salts or iron‑ion concentration adjustments are required, enabling direct application in large‑scale serum‑free and low‑serum culture systems. It minimizes formula variables at the molecular level, avoiding reduced cell viability and unstable target‑product expression caused by iron‑ion fluctuations during process scale‑up, shortening mass‑production validation cycles and improving process reproducibility.
   
   
3. High‑Purity & Long‑Term Stability Optimized for Large‑Scale Industrial Stocking (Academic Rigor + Industrial Pain‑Point Resolution)

   
   

   Tested by HPLC‑RP peak area normalization, the product achieves purity ≥98.0% with ≤2.0% impurity proteins and no degraded fragments. Its dry powder exhibits excellent solubility and stable protein conformation, retaining ≥90% activity after 12‑month storage at 4 °C. Manufactured under standardized GMP protocols with batch‑to‑batch coefficient of variation (CV) ≤5%, it maintains a 5‑year shelf life when stored sealed and light‑protected at 2‑8 °C. Ideal for bulk inventory and medium‑to‑long‑term production planning, it ensures continuous stable operation of production lines and mitigates inventory and supply risks.
   
   
4. Fully Preserved Human‑Derived Bioactivity with Broad Compatibility Across Multiple Cell Platforms (Expert‑Level Academic Description)

   
   

   It completely retains the native conformation and physiological functions of human transferrin, mediating efficient transmembrane iron transport to deliver precise iron nutrition for CHO cells, CAR‑T cells, stem cells and primary cells. Meanwhile, it activates cellular antioxidant stress response pathways, inhibits apoptosis and suppresses microbial growth. Experimental data demonstrates that supplementation with ART202S increases cell expansion density by 20%‑30% and boosts expression levels of target products (antibodies, recombinant proteins) by over 15%, significantly optimizing industrial production efficiency and lowering per‑unit culture costs.
   
   

Product Specifications

• Product Name: Recombinant Transferrin (Holo‑Form) ART202S
• Grade: Cell Culture Grade / Industrial Production Grade
• Purity: ≥98.0% (HPLC‑RP, peak area normalization method)
• Standard Packaging: 1g, 10g, 100g; kilogram‑scale customized mass production available
• Minimum Order Quantity (MOQ): ≥100g
• Storage: Sealed and protected from light at 2‑8 °C, 5‑year shelf life
• Applications: GMP‑compliant antibody drug production, industrial‑grade CAR‑T cell preparation, stem‑cell drug R&D, commercial vaccine mass manufacturing, large‑scale serum‑free medium application, cell cryopreservation protection, etc.

A Molecular‑Level Preferred Raw Material for Industrial‑Scale Manufacturing