Recombinant Human/Cynomolgus/Rhesus macaque CD28 Protein,His-Avi Tag

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免疫检查点研究

Product no.93627ES Sizes3 options SourceYeasen · Official

Cat. No. 93627ES60

现货 $3,985.00

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Cat.No Spec Price Status

93627ES60 100 μg $3,985.00 现货 Enquire

93627ES76 500 μg $13,255.00 现货 Enquire

93627ES25 25 μg $1,195.00 现货 Enquire

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Overview

Specifications

Brand翌圣生物 Yeasen

Cat.No93627ES

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 免疫检查点研究CD28作为T细胞共刺激分子，用于免疫检查点相关研究

适用物种种属人 食蟹猴 恒河猴

检测方法 SDS-PAGE HPLC ELISA SPR

生物特性参数 蛋白类型重组蛋白 种属来源人、食蟹猴、恒河猴 生物活性描述ELISA: 包被Human/Cynomolgus/Rhesus macaque CD28 His Tag，抗CD28抗体hFc Tag EC5015.7ng/ml；SPR: 抗CD28抗体捕获于Protein A芯片，与CD28结合的亲和力常数Kd=5.15nM。 应用免疫检查点研究

技术参数纯度> 95% as determined by SDS-PAGE and HPLC. 内毒素水平< 1.0 EU per μg by the LAL method. 分子量Predicted MW 18.2 kDa; due to glycosylation migrates to 36-52 kDa by Tris-Bis PAGE. 制剂形式Lyophilized from 0.22μm filtered solution in PBS (pH 7.4). Normally 5% trehalose is added as protectant before lyophilization. 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，-85 ~ -65℃保存，3个月有效期。 活性ELISA EC50=15.7ng/ml; SPR Kd=5.15nM 表达序列Asn19-Pro152 表达系统HEK293 标签N-His-Avi 外观Lyophilized Powder 复溶方法开盖之前，先离心。使用蒸馏水复溶冻干的蛋白质，复溶浓度超过100 μg/mL。建议首次使用时将蛋白分装为每次实验用量，避免反复冻融。 AccessionP10747-1 产品别称CD28 antigen (Tp44) CD28 molecule CD28 MGC138290