Name : TPO, His, Human

Product Concentration :

Background :
Thrombopoietin (TPO) is a glycoprotein hormone which belongs to the EPO/TPO family. It produced by the liver and kidney which regulates the production of platelets. TPO stimulates the production and differentiation of megakaryocytes, the bone marrow cells that bud off large numbers of platelets. Lineage-specific cytokine affects the proliferation and maturation of megakaryocytes from their committed progenitor cells. It acts at a late stage of megakaryocyte development. It may be the major physiological regulator of circulating platelets.

Biological Activity :
Measured in a cell proliferation assay using MO7e human megakaryocytic leukemic cells.The ED50 for this effect is typically 0.5-5.0 ng/ml.

expression system :
Human Cells

Tag :
Poly-His TPO (Ser22-Gly353)Accession # P40225 Poly-His N-term C-term

Protein Accession No. :
P40225

Synonyms :
Thrombopoietin; C-mpl ligand; Megakaryocyte colony-stimulating factor; Megakaryocyte growthand development factor; Myeloproliferative leukemia virus oncogene ligand; THPO; MGDF; MKCSF; ML; MPLLG; THCYT1; TPO

Molecular Weight :
75~90 kDa, on SDS-PAGE under reducing conditions.

Purity :
> 95% as analyzed by SDS-PAGE

Product Concentration :
Lyophilized from a 0.2 μm filtered solution of 20 mM Tris, 150 mM NaCl, pH 8.0.

Storage and Stability :
Upon receiving, this product remains stable for up to 6 months at -70°C or -20°C. Upon reconstitution, the product should be stable for up to 1 week at 4°C or up to 3 months at -20°C. Avoid repeated freeze-thaw cycles.

MedChemExpress (MCE) recombinant proteins include: cytokines, enzymes, growth factors, hormones, receptors, transcription factors, antibody fragments, etc. They are often essential for supporting cell growth, stimulating cell signaling pathways, triggering or inhibiting cell differentiation; and are useful tools for elucidating protein structure and function, understanding disease onset and progression, and validating pharmaceutical targets. At MedChemExpress (MCE), we strive to provide products with only the highest quality. Protein identity, purity and biological activity are assured by our robust quality control and assurance procedures.
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