純度

≥95%, by SDS-PAGE (under reducing (R) & Non-reducing conditions, visualized by Coomassie staining)

生物活性

Measured in a cell proliferation assay using TF-1 cells, The ED?? for this effect is 

≤ 0.2 ng/mL，Or responding to a specificBioactivity of ＞ 1x 10? units/mg/vail .

內(nèi)毒素水平

≤10 EU/mg by the LAL method

表達(dá)系統(tǒng)

CHO

蛋白序列

HKCDITLQEIIKTLNSLTEQKTLCTELTVTDIFAASKNTTEKETFCRAATVLRQFYSHHEKDTRCLGA

TAQQFHRHKQLIRFLKRLDRNLWGLAGLNSCPVKEANQSTLENFLERLKTIMREKYSKCSS

預(yù)測分子量

15 kDa

表達(dá)區(qū)間

His25-Ser153

蛋白標(biāo)簽

Tag free

物理形態(tài)

凍干(Lyophilized)

儲存緩沖液

PBS,5% mannitol and 0.01% Tween 80, pH7.4

復(fù)溶

It is recommended to redissolve in sterile deionized water.

存儲

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.

運輸條件

超低溫冰袋運輸

貨期

1-2周，現(xiàn)貨2-3天

用途

For Research Use Only

數(shù)據(jù)

Recombinant Human IL-4 (Cat. No. GF-0003) SDS-PAGE under reducing (R) 

& Non-reducing conditions. The gel was stained with GF-0003 SDS-PAGE.

GF-0003 stimulates proliferation of TF-1 cells. The ED?? for this effect is ≤0.2 ng/mL.

Highly consistent bioactivity between different production batches of Recombinant 

Human IL-4 (Cat. No. GF-0003)