白介素9（IL-9）蛋白-ACROBiosystems百普赛斯

IL-9产品信息

英文名称：Interleukin-9

中文名称：白细胞介素-9

靶点别称：IL-9,Cytokine P40

物种：Human

属性：Protein

标记：Unconjugated

内毒素（Endotoxin）

Less than 0.01 EU per μg by the LAL method.

宿主蛋白残留（Host Cell Protein）

<0.5 ng/µg of protein tested by ELISA.

宿主核酸残留（Host Cell DNA）

<0.02 ng/μg of protein tested by qPCR.

无菌（Sterility）

The sterility testing was performed by membrane filtration method.

支原体（Mycoplasma）

Negative.

纯度（Purity）

>95% as determined by SDS-PAGE.

>95% as determined by SEC-MALS.

制剂（Formulation）

Lyophilized from 0.22 μm filtered solution in PBS, pH7.4 with trehalose as protectant.

Contact us for customized product form or formulation.

重构方法（Reconstitution）

Please see Certificate of Analysis for specific instructions.

For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.

存储（Storage）

For long term storage, the product should be stored at lyophilized state at -20°C or lower.

Please avoid repeated freeze-thaw cycles.

This product is stable after storage at:

-20°C to -70°C for 24 months in lyophilized state;

-70°C for 3 months under sterile conditions after reconstitution.

IL-9分子背景

白细胞介素-9（IL-9）主要由活化的T细胞表达。IL-9对多个转化细胞的生长因子和抗凋亡活性表明，该细胞因子在肿瘤发生中具有潜在作用。IL-9也被提出作为哮喘的候选基因。IL-9是一种Th2衍生的细胞因子，据报道可以调节T和B细胞功能。IL-9最初是作为能够维持小鼠T细胞克隆长期生长的因子分离出来的，但此后被证明对肥大细胞、红系前生殖细胞和B细胞Ig表达具有体外活性。