Granulocyte Macrophage-Colony Stimulating Factor Human Recombinant
Source:
Escherichia Coli.
Sequence:
The sequence of the first five N-terminal amino acids was determined and was found to be Ala-Pro-Ala-Arg-Ser.N-terminal methionine has been completely removed enzymatically.
Product Form:
Sterile Filtered White lyophilized (freeze-dried) powder.
Formulation:
GM-CSF was lyophilized after extensive dialysis against 2mM sodium phosphate buffer pH= 7.4?±0.1.
Purity:
Greater than 98.0% as determined by1. Analysis by RP-HPLC.2. Analysis by SDS-PAGE.
Storage:
Lyophilized Granulocyte Macrophage Colony Stimulating Factor although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution GMCSF should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.
Background
Function:
Cytokine that stimulates the growth and differentiation of hematopoietic precursor cells from various lineages, including granulocytes, macrophages, eosinophils and erythrocytes.