同用名/別名（Synonym）
Interleukin-4; IL-4; B-Cell Stimulatory Factor 1; BSF-1; Binetrakin; Lymphocyte Stimulatory Factor 1; Pitrakinra; IL4
描述（Description）
GMP IL-4 Protein, Human (HEK293) is a recombinant GMP-grade protein produced by HEK293 cells with C-His tag. IL-4 is an anti-inflammatory cytokine acting as a pleiotropic regulator of numerous immune and inflammatory processes.
純度（Purity）
≥95%, by SDS-PAGE (under reducing (R) & Non-reducing conditions, visualized by Coomassie staining)
生物活性（Bioactivity）
Measured in a cell proliferation assay using TF-1 cells, The ED50 for this effect is ≤ 0.2 ng/mL，Or responding to a specificBioactivity of ＞ 1x 107 units/mg/vail.
氨基酸序列（Target Protein Sequence）
HKCDITLQEIIKTLNSLTEQKTLCTELTVTDIFAASKNTTEKETFCRAATVLRQFYSHHEKDTRCLGATAQQFHRHKQLIRFLKRLDRNLWGLAGLNSCPVKEANQSTLENFLERLKTIMREKYSKCSS
制劑（Trait）
Lyophilized from a 0.2 μm filtered solution of 20 mM PB, 150 mM NaCl, pH 7.4.
復(fù)溶（Reconstitution）
It is recommended to redissolve in sterile deionized water.
保存條件&效期（Storage & Stability）
36 months at 2°C to 8°C in lyophilized state
6 months at -20°C to -80°C under sterile conditions after reconstitution
7-10 days at 2°C to 8°C under sterile conditions after reconstitution
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
運(yùn)輸方式(Shipping)
The product is shipped at ambient temperature.Upon receipt, store it immediately at the temperature listed below.
生物活性（Bioactivity） | 
The ED50 for this effect is ≤ 0.2 ng/mL.
|
電泳（SDS-PAGE） | 
Recombinant Human IL-4 SDS-PAGE under reducing (R) condition. The gel was stained with Y02201 SDS-PAGE. |
特別提示：本公司的所有產(chǎn)品僅用于工業(yè)應(yīng)用或者科學(xué)研究等非醫(yī)療目的,不可用于人類或動物的臨床診斷或者治療,非藥用,非食用。
關(guān)鍵字： GMP級;高純度;批間一致;生物活性;科研專供;
在生物科技領(lǐng)域，豐度蛋白專注重組蛋白供應(yīng)，以“豐度的風(fēng)帆為蛋白提供動力，豐度為蛋白護(hù)航”為使命，賦能生命科學(xué)發(fā)展。
蘇州豐度依托先進(jìn)技術(shù)平臺，打造成熟生產(chǎn)體系，嚴(yán)控基因工程設(shè)計(jì)、細(xì)胞培養(yǎng)、蛋白純化等環(huán)節(jié)，優(yōu)化工藝與管理，確保產(chǎn)品高純度、高活性且批間一致。產(chǎn)品覆蓋基礎(chǔ)研究、生物醫(yī)藥研發(fā)等多領(lǐng)域，為科研及生產(chǎn)提供多樣、適配產(chǎn)品，助力突破技術(shù)難題 。