IL-3 Protein, Canine

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IL-3 Protein, Canine is a hemopoietic growth factor involved in the survival, proliferation and differentiation of multipotent hemopoietic cells.

For research use only. We do not sell to patients.
  • Species: Canine
  • Source: E. coli
  • Storage:
    Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • References
  • Help & FAQs

Biological Activity

Description

IL-3 Protein, Canine is a hemopoietic growth factor involved in the survival, proliferation and differentiation of multipotent hemopoietic cells.

Background

Interleukin-3 (IL-3) is a multipotent hematopoietic growth factor produced by activated T cells, monocytes/macrophages and stroma cells. Addition of IL-3 to the culture medium induces proliferation, maturation and probably self-renewal of pluripotent hematopoietic stem cells and cells of myeloid, erythroid and megakaryocytic lineages[1]. IL-3 preferentially supports the proliferation and differentiation of progenitors at early stages of hematopoietic development. In addition, IL-3 exerts a wide spectrum of biological activities on various target cell populations, including T cells, B cells, eosinophils, basophils and monocytes[2].

Verified Bioactivity

The ED50 is <0.2 ng/mL as measured by human TF-1 cells, corresponding to a specific activity of >5.0 × 106 units/mg.

Technical Parameters

  • Species Canine
  • Source E. coli
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • IL-3 (R24-P143)
      Accession # Q9BDX4
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    IL3; Colony-Stimulating Factor, Multiple; Interleukin 3; P-Cell Stimulating Factor; IL-3; P-Cell-Stimulating Factor; Hematopoietic Growth Factor; Mast-Cell Growth Factor; MCGF; Mast Cell Growth Factor; Multipotential Colony-Stimulating Factor; MGC79398; I

  • AA Sequence

    RPFSTDLPKQYFTMINEIMEMLNKSPSPSEEPLDSNEKETLLEDTLLRPNLDVFLNASSKFHKNGLLIWNNLKEFLPLLPTPTPRGEPISIMENNWGDFQRKLKKYLEALDNFLNFKNKP

  • Molecular Weight

    Approximately 14 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

    ≥ 95%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

It is not recommended to reconstitute to a concentration less than 100 μg/mL in ddH2O. For long term storage it is recommended to add a carrier protein (0.1% BSA, 5% HSA, 10% FBS or 5% Trehalose).

Storage & Stability

Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.

Shipping

Room temperature in continental US; may vary elsewhere.

References

Calculators

Reconstitution Calculator

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

Volume (to add to vial) Volume (to add to vial)
=
Mass (in vial) Mass (in vial)
÷
Desired Reconstitution Concentration Desired Reconstitution Concentration
Dilution Calculator

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

Concentration (start) Concentration (start)
×
Volume (start) Volume (start)
=
Concentration (final) Concentration (final)
×
Volume (final) Volume (final)
The Specific Activity Calculator Equation
  • Specific Activity (Unit/mg)
  • Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) Specific Activity (Unit/mg)
Unit/mg
= 106 ÷
Biological Activity (ED50) Biological Activity (ED50)
106 ÷
ng/mL
MOQ
Minimum order quantity
100 mg

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