Human NRG1 B1 Protein

SKU: orb427400

Description

Recombinant of human NRG1 B1 protein

Images & Validation

• Application Notes:
  Cytokines And Growth Factors

Key Properties

• Source: Escherichia Coli
• Biological Activity: The ED50 was determined by the dose-dependent stimulation of the proliferation of human MCF-7 cells is less than 0.5ng/ml, corresponding to a specific activity of >2.0×106 units/mg.
• Protein Sequence: SHLVKCAEKE KTFCVNGGEC FMVKDLSNPS RYLCKCPNEF TGDRCQNYVM ASFYKHLGIE FMEAE
• Purity: Greater than 97.0% as determined by:(a) Analysis by RP-HPLC.(b) Analysis by SDS-PAGE.

Storage & Handling

• Storage: Stability: Lyophilized NRG1-B1 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution NRG1-B1 should be stored at 4°C between 2-7 days and for future use below -18°C. Please prevent freeze-thaw cycles
• Form/Appearance: Sterile Filtered White lyophilized (freeze-dried) powder.
• Buffer/Preservatives: Lyophilized from a 0.2µm filtered solution in 1×PBS, pH 7.4 and 5% trehalose.
• Disclaimer: For research use only

Alternative Names

Neuregulin-1, Heregulin-b1, NRG1-B1, NRG1 B1.