Recombinant Rat IL-4 protein (His Tag)

种属

Rat

纯度

>90 %, SDS-PAGE

标签

His Tag

生物活性

未测试

Cat no : Eg1113

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Synonyms

B-cell growth factor 1, B-cell IGG differentiation factor, B-cell stimulatory factor 1, BSF-1, Il4



产品信息

纯度 >90 %, SDS-PAGE
内毒素 <0.1 EU/μg protein, LAL method
生物活性 Not tested
来源 HEK293-derived Rat IL-4 protein Cys25-Ser147 (Accession# P20096) with a His tag at the C-terminus.
基因ID 287287
蛋白编号 P20096
预测分子量 14.8 kDa
SDS-PAGE 16-20 kDa, reducing (R) conditions
组分 Lyophilized from 0.22 μm filtered solution in PBS, pH 7.4. Normally 5% trehalose and 5% mannitol are added as protectants before lyophilization.
复溶 Briefly centrifuge the tube before opening. Reconstitute at 0.1-0.5 mg/mL in sterile water.
储存条件
It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
  • Until expiry date, -20℃ to -80℃ as lyophilized proteins.
  • 3 months, -20℃ to -80℃ under sterile conditions after reconstitution.
运输条件 The product is shipped at ambient temperature. Upon receipt, store it immediately at the recommended temperature.

背景信息

Interleukin-4 (IL-4), a member of the α-helical cytokine family, is produced by activated CD4+ T cells, basophils, and mast cells. It promotes the proliferation and differentiation of antigen presenting cells. IL-4 also plays a pivotal role in antibody isotype switching and stimulates the production of IgE. This cytokine has been applied in the treatment of autoimmune disorder like multiple myeloma, cancer, psoriasis, and arthritis. IL-4 has also been extensively applied to inhibit detrimental effect of Th1. It may promote the growth of epithelial tumors by mediating increased proliferation and survival.

参考文献:

1. Bao K, et al. (2015) Cytokine 75, 25-37. 2. Zhu J, et al. (2015) Cytokine 75, 14-24. 3. Kelly-Welch A, et al. (2005) Sci. Signal. 2005, cm9. 4. Dhanda SK, et al. (2013) Clin dev immunol. 2013:263952. 5. Lebman DA, et al. (1988) J EXP MED. 168(3):853-62. 6. Pillai MR, et al. (2011) Growth factors. 29(4):153-60.