Shipping conditions Blue Ice
Type of protein Recombinant
Expression System Escherichia coli
Grade & Purity Grater than 98% pure
Antibody Subtype Recombinant Proteins
Area of research Cytokines & Growth Factors
Form & Buffer Sterile filtered and lyophilized from 5 mM Tris, pH 8.0 + 80 mM Arginine
Method of Purification MCSF protein was purified using a a proprietary chromatographic technique.
Storage Store at 4 deg C for short term storage. Aliquot and store at -20 deg C for long term storage. Avoid repeated freeze/thaw cycles.
Bioactivity The ED50 as determined by the dose-dependent stimulation of the proliferation of murine M-NSF-60 cells is <50 ng/ml, corresponding to a specific activity of> 2 x 10^5 units/mg