1. Recombinant Proteins
  2. Cytokines and Growth Factors
  3. Interleukin & Receptors
  4. IL-33 Protein, Mouse

IL-33 Protein, Mouse

Cat. No.: HY-P7218
Handling Instructions

IL-33 Protein, Mouse is a tissue-derived nuclear cytokine from the IL-1 family abundantly expressed in endothelial cells, epithelial cells and fibroblast-like cells, both during homeostasis and inflammation.

For research use only. We do not sell to patients.

Protein Expression Service

Recombinant Proteins-MedChemExpress
Size Price Stock Quantity
10 μg $190 In-stock
Estimated Time of Arrival: December 31
50 μg $620 In-stock
Estimated Time of Arrival: December 31
100 μg   Get quote  
250 μg   Get quote  

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IL-33 Protein, Mouse Related Classifications

  • Technical Parameters

  • Properties

  • Documentation




E. coli


Tag Free


Q8BVZ5 (S109-I266)

Gene ID


rMuIL-33; Il33
AA Sequence


Molecular Weight

Approximately 17.5 kDa

Biological Activity
The ED50 is <0.5 ng/mL as measured by murine D10S cells, corresponding to a specific activity of >2.0 × 106 units/mg.

Lyophilized powder.


Lyophilized after extensive dialysis against PBS, and 1 mM EDTA.

Endotoxin Level

<1 EU/μg, determined by LAL method.


It is not recommended to reconstitute to a concentration less than 100 μg/mL in sterile distilled water or aqueous buffer containing 0.1% BSA.

Storage & Stability

Stored at -20°C. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer. It is recommended to freeze aliquots at -20°C or -80°C for extended storage.


Room temperature in continental US; may vary elsewhere.


Interleukin-33 (IL-33) was originally described as an inducer of type 2 immune responses, activating T helper 2 cells and mast cells. Evidence shows that IL-33 also potently stimulates group 2 innate lymphoid cells, regulatory T cells, TH1 cells, CD8+ T cells and natural killer cells[1]. IL-33 is a crucial immune modulator with pleiotropic activities in type-2, type-1 and regulatory immune responses, and important roles in allergic, fibrotic, infectious, and chronic inflammatory diseases[2].

  • Reconstitution Calculator

  • Dilution Calculator

The reconstitution calculator equation

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

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

The dilution calculator equation

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

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
× = ×
C1   V1   C2   V2

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