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Render Timestamp: 2024-11-15T10:53:12.469Z
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XML generation date: 2024-09-20 06:23:25.501
Product last modified at: 2024-08-05T13:30:07.337Z
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PDP - Template Name: Growth Factors and Cytokines
PDP - Template ID: *******9ad1159

Human PDGF-AA Recombinant Protein #42028

    Product Information

    Storage

    Human PDGF-AA Recombinant Protein is supplied as lyophilized material that is very stable at -20°C. It is recommended to reconstitute with sterile water at a concentration of 0.1 mg/mL which can be further diluted in aqueous solutions as needed. Addition of a carrier protein (0.1% HSA or BSA) is recommended for long-term storage.

    Once in solution, store at 4°C and use within 1 month, or store at -20ºC to -80ºC and use within 3 months to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles if storing reconstituted material at -20ºC to -80ºC.

    Product Description

    MW (kDa) 28.9
    Purity A greater than or equal to 95% purity was determined by SDS-PAGE.
    Endotoxin Endotoxin levels are less than or equal to 1 EU / 1 μg hPDGF-AA.
    Activity The bioactivity of recombinant hPDGF-AA was determined in an NR6R-3T3 cell proliferation assay. The ED50 of each lot is less than or equal to 50 ng/mL.

    Source / Purification

    Recombinant human PDGF-AA was expressed in E. coli and is supplied in a lyophilized form.

    Background

    PDGF-AA is integrally involved in embryonic development, angiogenesis, and organogenesis and induces fibroblast proliferation and migration (1,2). PDGF-AA is produced by epithelial, muscle, osteosarcoma, and neuronal progenitor cells (1,3). Active PDGF-AA is formed through intracellular proteolytic cleavage of a large precursor. PDGF-AA is also concentrated in the extracellular matrix through alternative splicing that generates an extended carboxy-terminal that binds extracellular matrix components. The carboxy-terminal stretch is removed extracellularly to generate mature PDGF-AA (1,2). PDGF-AA binding to PDGFR-α activates the receptor tyrosine kinase (1). PDGF-AA-induced signaling is through the Ras-MAPK, PI3K/Akt, and PLCγ pathways (1). Dysregulation of PDGF-AA expression and/or signaling is often associated with cancer and fibrotic disorders (1).
    For Research Use Only. Not For Use In Diagnostic Procedures.
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