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Leadgene Leadgene
Human IL-4, His Tag, CHO
Catalog Number

LDG075PHM

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  • Specifications
    • Species of Origin

      Human

      Expression System

      CHO

    • Affinity Tag

      His Tag (C-term)

      Storage Buffer

      Lyophilized from a 0.2 µm filtered solution of PBS, pH 7.4.

    • Purity

      >80% as determined by SDS-PAGE analysis.

      Molecular weight

      The protein has a calculated MW of 15.79 kDa.
      The protein migrates as 15-21 kDa under reducing condition (SDS-PAGE analysis).

    • Endotoxin Level

      <0.1 EU per 1 μg of the protein by the LAL method.

      Mycoplasma

      Not detected.

    • Form

      Lyophilized

  • Background
    • Background

      Interleukin-4 (IL-4) is a cytokine that promotes the differentiation of naive T cells into Th2 cells. It is critical in regulating allergic responses and humoral immunity and is involved in the pathogenesis of asthma and other allergic diseases.

      Synonyms

      Interleukin-4, B-cell stimulatory factor 1, BSF-1, Binetrakin, Lymphocyte stimulatory factor 1, Pitrakinra

    • Uniprot ID

      P05112

      Sequence Note

      Met1-Set153

  • Instruction
    • Reconstitution

      It is recommended to reconstitute the lyophilized protein in sterile H₂O to a concentration not less than 200 μg/mL and incubate the stock solution for at least 20 min to ensure sufficient re-dissolved.

      Shipping

      The product is shipped with polar packs. Upon receipt, store it immediately at -20°C or lower for long term storage.

    • Stability & Storage

      This product is stable after storage at:
      ● -20°C for 12 months in lyophilized state from date of receipt.
      ● -20°C or -80°C for 1 month under sterile conditions after reconstitution.
      Avoid repeated freeze/thaw cycles.

  • Image
    SDS-PAGE analysis of recombinant human IL-4.

    SDS-PAGE analysis of recombinant human IL-4.

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  • Datasheet & Documents
    MSDS
    Manual
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