Neutralization of Activin-mediated erythroid differentiation of K562 human chronic myelogenous leukemia cells: ED50 = 0.1-0.4µg/mL in the presence of 7.5ng/mL of rhActivin A.
Purity
>97% (by SDS-PAGE).
Product Form
Lyophilized
Concentration
Reconstitution dependent.
Formulation
Lyophilized from Phosphate Buffered Saline, pH 7.4 (0.2µm filter sterilized).
Endotoxin Level
<0.01 EU/µg of the protein by LAL method.
Storage
Shipped at 4°C. Lyophilized: Store at -20°C to -80°C up to 1 year from the date of receipt. Reconstituted: Aliquot and store at -20°C for 3 months or 2-8°C for up to 1 week. Avoid freeze/thaw cycles.
Synonyms
Activin-binding protein, FS, FST
Disclaimer
This product is for research use only. It is not intended for diagnostic or therapeutic use.
SDS-PAGE - Recombinant Human Follistatin Protein (N-terminal Human Fc Tag) (A330666)
SDS-PAGE of Recombinant Human Follistatin Protein (N-terminal Human Fc Tag) (A330666) using Coomassie Blue to show a band at 95-140 kDa.
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