R-015
Recombinant Human Activin A Protein, Tag-Free
Recombinant Human Activin A Protein, Tag-Free is a high-purity, bioactive dimer of the TGF-β superfamily. It is animal origin-free, carrier protein-free, and tag-free, rigorously validated for maintaining pluripotency and guiding stem cell differentiation with consistent lot-to-lot performance.
Specifications
- cat no
- R-015
- shipping info
- Ice
- application
- For research use only.
- product type
- Growth factor
- product description
- Recombinant Human Activin A Protein, Tag-Free is a high-purity, bioactive dimer of the TGF-β superfamily. It is animal origin-free, carrier protein-free, and tag-free, rigorously validated for maintaining pluripotency and guiding stem cell differentiation with consistent lot-to-lot performance.
- endotoxin level
- Less than 0.1 EU per μg by the LAL method / rFC method.
- sterility
- Negative
- stability and storage
- Store frozen at -20 °C (short-term) or -80°C (long-term)
- molecular weight
- 26.0 kDa
- mycoplasma
- Negative
- purity
- >98%, as determined by SDS-PAGE quantitative densitometry
- expression system
- Human 293 cells (HEK293)
- formulation
- Resuspend in 10 mM HCl at > 50 µg/ml. Add carrier protein if desired. Prepare single-use aliquots.
- reconstitution
- Please refer to the Certificate of Analysis (CoA) for specific reconstitution instructions.