Anti-Human CD28 mAb, Recombinant, CHO, Tag Free

Premium CytoGrow™ growth factor suitable for t-cell activation assays, immunology research, CAR-T and cell therapy studies, and immunotherapy development.

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CytoGrow™ Recombinant Anti-Human CD28 mAb, CHO, Tag Free

Recombinant human CD28 monoclonal antibody (mAb) is produced in CHO cells to deliver high purity and reliable biological activity. Supplied in a tag-free format, this antibody maintains the native sequence, making it highly suitable for T-cell activation and immunological research.
CD28 is a key costimulatory receptor expressed on T cells that works in synergy with CD3 to enhance T-cell activation, proliferation, and survival. Engagement of CD28 provides the secondary signal required for full T-cell activation, making it an essential tool in immune cell functional studies and immunotherapy development.

Specifications 

DescriptionIsotype: Mouse IgG1/Kappa
Species:Human
Expression System:Chinese hamster ovary cell line (CHO)
Endotoxin:≤1 EU/mg
Appearance:Colorless clear liquid
Formulation 0.22 μm filtered solution containing PBS
Shipping:Shipped with ice pack
Storage and Stability:Store in a manual defrost freezer and avoid repeated freeze-thaw cycles.

Please keep under sterile conditions.

24 months at -20°C to -80°C
6 months at 2°C to 8°C

Resources


Booklet – CytoGrow Growth Factors

Product Data Sheet

Material Safety Data Sheet (MSDS)

Frequently Asked Questions 

Data and Bioactivity

CytoGrow Anti-Human CD28 mAb Bioactivity
Size

1 μg, 10 µg, 50 μg, 1 mg, 100 mg, 1 g, 1 mL, 10 mL