NRG1 / Heregulin / Neuregulin Protein LS-G3634 is Recombinant Human NRG1 / Heregulin / Neuregulin aa177-241 of Q02297-6 produced in E. coli It is biologically active and is low in endotoxin Less than 0.01 ng/µg of protein (Less than 0.1 EU/µg)..
NRG1 / Heregulin / Neuregulin
aa177-241 of Q02297-6
Greater than 98% by SDS-PAGE and HPLC
The ED50 as determined by the dose-dependent stimulation of the proliferation of human MCF-7 cells is <=0.5 ng/ml, corresponding to a specific activity of >=2 x 10^6 units/mg.
Less than 0.01 ng/µg of protein (Less than 0.1 EU/µg).
Centrifuge the vial before opening. Reconstitute in water to 0.1-1.0 mg/ml. Do not vortex. This solution can be stored at 2-8°C for up to 1 week.
If lyophilized, can be stored for 1 month at room temperature, 6 months at 4°C, or through the expiration date at -20°C to -80°C. Once reconstituted per the supplied instructions, can be stored for 3 months at -20°C to -80°C, or for 1 week at 2°C to 8°C. Avoid freeze-thaw cycles.
For research use only.
About NRG1 / Heregulin / Neuregulin