HiActi® Recombinant Mouse IL-21 Protein 重组小鼠白介素-21

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肿瘤免疫B细胞功能研究

Product no.90154ES Sizes3 options SourceYeasen · Official

Cat. No. 90154ES10

现货 ¥1,185.00

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90154ES10 10 μg ¥1,185.00 现货 Enquire

90154ES05 2 μg ¥485.00 现货 Enquire

90154ES50 50 μg ¥3,555.00 现货 Enquire

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Overview

Specifications

Brand翌圣生物 Yeasen

Cat.No90154ES

Specification高纯度、高活性、低内毒素、高批间一致性

Origin翌圣生物科技(上海)股份有限公司

应用方法 肿瘤免疫研究IL-21在抗肿瘤免疫中的作用 B细胞功能研究研究IL-21对B细胞分化和抗体产生的调节

适用物种种属小鼠

检测方法 SDS-PAGE HPLC LAL法 细胞增殖实验

生物特性参数 蛋白类型细胞因子/白介素-21 种属来源小鼠 生物活性描述The ED50 as determined by a cell proliferation assay using human N1186 T cells is less than 25 ng/mL corresponding to a specific activity of > 4.0 × 10^4 IU/mg.Fully biologically active when compared to standard. 应用肿瘤免疫；B细胞功能研究

技术参数 内毒素水平< 0.1 EU per μg by the LAL method 分子量Approximately 15.0 kDa 制剂形式Lyophilized from a 0.2 µm filtered concentrated solution in 2×PBS pH 7.4. 活性The ED50 as determined by a cell proliferation assay using human N1186 T cells is less than 25 ng/mL corresponding to a specific activity of > 4.0 × 10^4 IU/mg.Fully biologically active when compared to standard. 纯度> 98% as determined by SDS-PAGE and HPLC. 储存条件-25 ~ -15℃保存，收到货之后有效期1年。复溶后，无菌条件下，2~8℃保存，7天有效期。复溶后，无菌条件下，-85 ~ -65℃保存，3个月有效期。 表达系统E.coli 标签No Tag 外观Lyophilized Powder 表达序列His18-Ser146 复溶方法开盖之前，先离心，以将内容物带到底部。使用无菌蒸馏水或PBS复溶，重新配制至0.1-1.0 mg/mL的浓度，可根据后续实验更进一步稀释；长期储存，建议稀释缓冲液中加入载体蛋白(0.1% BSA)；分装为一次实验用量，-80℃冻存，避免反复冻融。 Accession号Q9ES17