GMP Monoclonal Anti-Human 4-1BB Antibody

DMF
Premium grade (Pre-GMP) version 41B-CH25G1 is now available for seamless transition.
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製品番号/仕様
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GMP-M41B35-500ug
$1,500.00
In Stock - Delivery in 2-3 business days
GMP-M41B35-2.5mg (500ug X 5)
$5,000.00
GMP-M41B35
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Product Features and Advantages
  • Wide-ranging functions: Acts as a potent co-stimulatory agonist to promote T cell activation, proliferation, and effector function in adoptive cell therapy workflows, while enhancing memory cell differentiation and anti-tumor cytotoxicity in CAR-T, TIL, and TCR-T cell cultures. ACROBiosystems is the only GMP Monoclonal Anti-Human 4-1BB Antibody available supplier.
  • High Performance: Exhibits superior binding specificity and agonist activity, making it the preferred choice for numerous pharmaceutical enterprises in preclinical and clinical-stage cell therapy development and cancer immunotherapy research.
  • Comprehensive Safety Assurance: ATCC-compliant CHO host cell origin and comprehensive testing (52 items), animal origin-free (AOF) production process, with stringent final product quality control and release specifications to support clinical-grade applications.
  • Lot-to-Lot Consistency: Achieved through a stable cell line and robust manufacturing process, ensuring reliable, reproducible co-stimulatory performance from early-stage research through clinical manufacturing.
GMP Platform Advantages
  • Quality Assurance: Global QMS with comprehensive and stringent QC release criteria.
  • End-to-End GMP Compliance: Full manufacturing and QC under a cGMP system.
  • Comprehensive Control of Adventitious Agents: Stringent biosafety from cell banks to final release.
  • Comprehensive Regulatory Support: Includes RSF and DMF to meet global requirements.
  • Resilient Supply Chain: Intelligent modular facilities ensure a stable global supply.
  • Professional Support: Extensive manufacturing and application expertise to accelerate development.
Source

GMP Monoclonal Anti-Human 4-1BB Antibody (GMP-M41B35) is a chimeric monoclonal antibody recombinantly produced from CHO cells, which combines the variable region of a human monoclonal antibody with mouse IgG1 constant domain.

Isotype

Mouse IgG1, Kappa

Specificity

This product is a specific antibody specifically reacts with 4-1BB.

Endotoxin

Less than 2 EU/mg, tested by the rFC method in compliance with USP <86> and Ph. Eur. 2.6.32.

Protein A

<5 ppm of protein tested by ELISA.

Host Cell Protein

<0.5 ng/μg of protein tested by ELISA.

Host Cell DNA

<0.02 ng/μg of protein tested by qPCR.

Purity

>95% as determined by SDS-PAGE.

Sterility

Sterility testing was performed using the membrane filtration method in compliance with USP <71> and Ph. Eur. 2.6.1.

Mycoplasma

Negative

Formulation

Supplied as 0.2 μm filtered solution in PBS, pH7.4 with protectants.

Contact us for customized product form or formulation.

Vial Specification

2R (13 mm neck finish)

Shipping

This product is supplied and shipped with dry ice, please inquire the shipping cost.

Storage

For long term storage, the product should be stored at liquid state at -20°C or below.

Please avoid repeated freeze-thaw cycles.

This product is stable after storage at:
  • -20°C or below for 24 months under sterile conditions;
  • 2-8°C for 24 months after thaw if within expiry date.

バックグランド

4-1BB, also known as CD137 and TNFRSF9, is an approximately 30 kDa transmembrane glycoprotein in the TNF receptor superfamily. 4-1BB functions in the development and activation of multiple immune cells. Mature human 4-1BB consists of a 163 amino acid (aa) extracellular domain (ECD) with four TNFR cysteine-rich repeats, a 27 aa transmembrane segment, and a 42 aa cytoplasmic domain . Within the ECD, human 4-1BB shares 60% aa sequence identity with mouse and rat 4-1BB. 4-1BB is expressed as a disulfide-linked homodimer on various populations of activated T cell including CD4, CD8, memory CD8, NKT, and regulatory T cells as well as on myeloid and mast cell progenitors, dendritic cells, mast cells, and bacterially infected osteoblasts . It binds with high affinity to the transmembrane 4-1BB Ligand/TNFSF9 which is expressed on antigen presenting cells and myeloid progenitor cells . This interaction costimulates the proliferation, activation, and/or survival of the 4-1BB expressing cell . It can also enhance the activation-induced cell death of repetitively stimulated T cells . Mice lacking 4-1BB show augmented T cell activation, perhaps due to its absence on regulatory T cells . 4-1BB can associate with OX40 on activated T cells, forming a complex that responds to either ligand and inhibits Treg and CD8 T cell proliferation . Reverse signaling through 4-1BB Ligand inhibits the development of dendritic cells, B cells, and osteoclasts but supports mature dendritic cell survival and costimulates the proliferation and activation of mast cells.
4-1BB activation enhances CD8 T cell and NK cell mediated anti-tumor immunity . It also contributes to the development of inflammation in high fat diet-induced metabolic syndrome . Soluble forms of 4-1BB and 4-1BB Ligand circulate at elevated levels in the serum of rheumatoid arthritis and hematologic cancer patients, respectively .