Recombinant Human TGF-beta 1 GMP Protein: Key Facts & Uses

Recombinant Human TGF-beta 1 GMP Protein is a high-purity, Good Manufacturing Practice (GMP)-grade cytokine designed to meet the stringent quality and safety requirements of advanced cell therapy manufacturing and translational research applications.

Product Name

Recombinant Human TGF-beta 1 GMP Protein

SKU

rp168406-GMP

Quality Grade

GMP (Good Manufacturing Practice)

Reference Standard

R&D Systems 240-GMP

Protein Origin

Recombinant Human (Homo sapiens)

Primary Application

Cell therapy manufacturing, immunology research, stem cell culture

What Is TGF-beta 1 and Why Does GMP Grade Matter?

Transforming Growth Factor Beta 1 (TGF-beta 1) is a pleiotropic cytokine belonging to the TGF-beta superfamily. It plays critical roles in regulating cell proliferation, differentiation, apoptosis, immune tolerance, and extracellular matrix production. TGF-beta 1 signals through a heteromeric complex of type I (ALK5) and type II serine/threonine kinase receptors, activating downstream SMAD and non-SMAD pathways to exert its broad biological effects.

In the context of advanced therapy medicinal products (ATMPs) and cell therapy manufacturing, the grade of recombinant protein used during cell expansion or differentiation is of paramount importance. GMP-grade recombinant proteins are manufactured under strictly controlled conditions that adhere to regulatory guidelines, ensuring consistency, traceability, and safety across production lots. Using GMP-grade TGF-beta 1 supports compliance with regulatory requirements when developing or manufacturing cell-based therapeutics intended for clinical use.

Biological Functions and Research Applications

TGF-beta 1 is one of the most extensively studied cytokines in biomedical research due to its diverse and context-dependent biological roles. Key functions include:

• Immune regulation: TGF-beta 1 is essential for the induction and maintenance of regulatory T cells (Tregs) and plays a central role in peripheral immune tolerance. It suppresses the activation and proliferation of effector T cells, B cells, and natural killer (NK) cells.
• Stem cell differentiation: TGF-beta 1 drives the differentiation of pluripotent stem cells toward mesenchymal, chondrogenic, and other lineages, making it indispensable in organoid and tissue engineering protocols.
• Fibrosis and wound healing: By stimulating fibroblast activation and extracellular matrix deposition, TGF-beta 1 is a key mediator of tissue repair and fibrotic disease models.
• Cancer biology: TGF-beta 1 exhibits dual roles in oncology—acting as a tumor suppressor in early-stage disease while promoting invasion, metastasis, and immune evasion in advanced tumors.

Recombinant Human TGF-beta 1 GMP Protein (SKU: rp168406-GMP) is suitable for use in Treg cell expansion protocols, CAR-T cell manufacturing, mesenchymal stem cell (MSC) differentiation, and in vitro fibrosis modeling, among other applications.

GMP Manufacturing Standards and Quality Attributes

GMP-grade recombinant proteins differ fundamentally from research-grade equivalents in terms of the manufacturing controls applied during their production. Key quality attributes expected of a GMP cytokine such as Recombinant Human TGF-beta 1 GMP Protein include:

• Purity: Assessed by SDS-PAGE and HPLC to confirm high protein purity with minimal host-cell protein contaminants.
• Endotoxin testing: Strict limits on endotoxin levels (typically tested by LAL assay) are essential to prevent pyrogenic responses in cell culture and clinical applications.
• Bioactivity: Functional activity is confirmed using validated cell-based assays, ensuring the protein retains its expected biological potency.
• Lot-to-lot consistency: Rigorous release testing and documented quality control records provide traceability and reproducibility across manufacturing batches.
• Certificate of Analysis (CoA): Each lot is released with a detailed CoA documenting all quality control tests and results.

This product references the R&D Systems 240-GMP standard, positioning it within a well-established quality framework recognized across the cell therapy industry.

Handling, Storage, and Reconstitution Guidelines

Proper handling and storage of Recombinant Human TGF-beta 1 GMP Protein are essential to preserve biological activity and maintain compliance with GMP documentation requirements. General best practices include:

• Storage temperature: Lyophilized protein should be stored at -20°C or below, protected from moisture and repeated freeze-thaw cycles. Reconstituted protein should be stored at 4°C for short-term use or aliquoted and frozen at -80°C for longer-term storage.
• Reconstitution: Reconstitute in sterile, endotoxin-free water or the buffer specified in the product's Certificate of Analysis. Gentle mixing is recommended; avoid vortexing to prevent protein denaturation.
• Carrier protein: Adding a carrier protein such as BSA (0.1–0.2%) to reconstituted aliquots can stabilize the protein and reduce adsorption to low-binding tubes or plates.
• Aseptic technique: Maintain strict aseptic technique throughout handling, especially when the protein will be used in GMP cell manufacturing workflows.

Always consult the product-specific Certificate of Analysis and product insert for precise reconstitution volumes, recommended working concentrations, and lot-specific quality data before use.

Ordering and Support

Recombinant Human TGF-beta 1 GMP Protein is available from Aladdin Scientific under SKU rp168406-GMP. This GMP-grade cytokine is formulated to support demanding cell therapy and translational research workflows where regulatory compliance and batch-to-batch reproducibility are non-negotiable.

For pricing, availability, volume discounts, and bulk ordering inquiries, please contact the Aladdin Scientific sales team. Technical support is available for questions regarding reconstitution, bioactivity, compatibility with specific cell culture systems, and regulatory documentation requests such as drug master files (DMFs) or raw material qualification packages.

Certificates of Analysis for specific lots can be requested through the Aladdin Scientific website or by contacting customer service directly. Aladdin Scientific is committed to providing the documentation and technical support necessary to integrate GMP-grade reagents seamlessly into your manufacturing or research program.

Frequently asked questions

What is the difference between GMP-grade and research-grade TGF-beta 1?

GMP-grade TGF-beta 1 is manufactured under strict regulatory guidelines governing raw material qualification, process controls, environmental monitoring, and quality release testing, ensuring lot-to-lot consistency, full traceability, and endotoxin compliance suitable for clinical cell therapy manufacturing. Research-grade TGF-beta 1, while suitable for basic laboratory studies, does not carry the same level of regulatory documentation or manufacturing controls required for use in clinical or ATMP manufacturing contexts.

What applications is Recombinant Human TGF-beta 1 GMP Protein suitable for?

This protein is suitable for applications including regulatory T cell (Treg) induction and expansion, CAR-T cell and other adoptive cell therapy manufacturing, mesenchymal stem cell differentiation, chondrogenesis assays, in vitro fibrosis modeling, and immunosuppression studies. Its GMP grade makes it appropriate for use as a raw material in the production of cell-based therapeutics under cGMP conditions.

How should Recombinant Human TGF-beta 1 GMP Protein be reconstituted and stored?

Lyophilized protein should be reconstituted in sterile, endotoxin-free water or the buffer specified on the Certificate of Analysis, using gentle mixing to avoid denaturation. Reconstituted aliquots can be stored at 4°C for short-term use or at -80°C for longer periods; addition of a carrier protein such as 0.1% BSA is recommended to improve stability. Avoid repeated freeze-thaw cycles to maintain full biological activity.

Is regulatory documentation available for this GMP protein?

Yes. GMP-grade proteins such as rp168406-GMP are supplied with a Certificate of Analysis (CoA) documenting all release testing results for the specific production lot. Additional regulatory support documentation, such as raw material qualification packages or drug master file (DMF) support, may be available upon request — please contact Aladdin Scientific customer service for details.

What is the reference standard for this product?

Recombinant Human TGF-beta 1 GMP Protein (rp168406-GMP) references the R&D Systems 240-GMP standard, situating it within a recognized quality benchmark widely used in the cell therapy and biopharmaceutical industry.

References

1. Morikawa M, Derynck R, Miyazono K. TGF-β and the TGF-β Family: Context-Dependent Roles in Cell and Tissue Physiology. Cold Spring Harb Perspect Biol. 2016;8(5):a021873. doi:10.1101/cshperspect.a021873
2. Li MO, Flavell RA. TGF-β: A Master of All T Cell Trades. Cell. 2008;134(3):392-404. doi:10.1016/j.cell.2008.07.025
3. R&D Systems. Recombinant Human TGF-beta 1 Protein, GMP Grade (240-GMP) Product Information. Bio-Techne.

Products are supplied for research and development use only. Not for use in humans, animals, diagnosis, or therapy.