492028

NRG1-β1/HRG1-β1 ECD, Human, Recombinant

• UNSPSC-Code: 12352203
• NACRES: NA.77

Eigenschaften

• Assay: ≥90% (SDS-PAGE)
• Qualitätsniveau: 100
• Form: lyophilized
• Hersteller/Markenname: Calbiochem^®
• Lagerbedingungen: OK to freeze
• Verunreinigungen: ≤1.0 EU/μg protein Endotoxin
• Versandbedingung: ambient
• Lagertemp.: −20°C

Beschreibung

Allgemeine Beschreibung

Recombinant, human neuregulin 1-β1/heregulin 1-β1 extracellular domain (NRG1-beta1/HRG1-beta1 ECD) consisting of amino acids 2-246 and expressed in E. coli. All NRG1 isoforms contain an EGF-like domain (β-splice variant) that is used to directly bind to the ErbB3 or ErbB4 receptor tyrosine kinases.

Biochem./physiol. Wirkung

ED₅₀ = 2.5-12.5 ng/ml as measured in a serum-free proliferation assay using MCF7 human breast adenocarcinoma cells.

Warnhinweis

Toxicity: Standard Handling (A)

Physikalische Form

Lyophilized from 0.2 µm filtered acetonitrile, TFA, BSA.

Rekonstituierung

Following reconstitution refrigerate (4°C) for short term-storage or aliquot and freeze (-20°C) for long-term storage. Stock solutions are stable for up to 1 month at 4°C or for up to 3 months at -20°C.

Reconstitute 50 100 µg/ml with sterile PBS containing ≥1% human or bovine serum albumin.

Sonstige Hinweise

Buonanno, A., and G.D Fischbach 2001. Curr. Opin. Neurobiol.11, 287.
Adlkofer, K. and C. Lai 2000. Glia29, 104.
Garratt, A.N. et al., 2000. BioEssays22, 987.
Karey, K.P., et al. 1988. Cancer Res.48, 4083.

Rechtliche Hinweise

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3