Monoclonal Anti-Human CD28 Antibody, premium grade
抗体来源(Source)
Monoclonal Anti-Human CD28 Antibody, premium grade (CD8-M120b) is recombinantly produced from human 293 cells (HEK293).
专为临床前期设计的premium级单克隆抗人CD28抗体(CD8-M120b)具有与GMP单克隆抗人CD28抗体(GMP-MC2824)相同的活性和性能,可实现从临床前开发到临床阶段的无缝过渡。在原材料安全不是首要任务的早期开发阶段,premium产品为GMP产品提供了一种经济高效的替代品。通过在早期开发阶段使用Premium Grade产品,您可以轻松过渡到临床和商业阶段,而无需重新验证原材料和修改制造工艺。
亚型(Isotype)
Mouse IgG1/kappa
偶联(Conjugate)
Unconjugated
特异性(Specificity)
This product is a specific antibody specifically reacts with CD28.
内毒素(Endotoxin)
Less than 0.002 EU per μg by the LAL method.
蛋白A残留(Protein A)
<5 ppm of protein tested by ELISA.
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.
纯度(Purity)
>95% as determined by SDS-PAGE.
>95% as determined by SEC-MALS.
无菌(Sterility)
Negative
支原体(Mycoplasma)
Negative.
制剂(Formulation)
Supplied as 0.2 μm filtered solution in PBS, pH7.4 with trehalose as protectant.
Contact us for customized product form or formulation.
运输(Shipping)
This product is supplied and shipped with dry ice, please inquire the shipping cost.
存储(Storage)
For long term storage, the product should be stored at liquid state at -70°C.
This product is stable after storage at:
2-8°C for 12 months under sterile condition;
-70°C for 24 months.
背景(Background)
T细胞特异性表面糖蛋白CD28也称为TP44,是一种单程I型膜蛋白,含有一个Ig样V型(免疫球蛋白样)结构域。是T细胞上表达的提供T细胞活化所需的共刺激信号的分子之一。CD28是CD80(B7.1)和CD86(B7.2)的受体。当被Toll样受体配体激活时,CD80在抗原呈递细胞(APCs)中的表达上调。抗原呈递细胞上的CD86表达是组成型的。CD28是唯一在幼稚T细胞上组成型表达的B7受体。
关键字: Anti CD28;CD28抗体;单克隆CD28抗体;ACRO;百普赛斯;
百普赛斯集团ACROBiosystems Group(股票代码:301080)是成立于2010年的跨国生物科技公司,是为全球生物医药、健康产业领域提供关键生物试剂产品及解决方案的行业平台型基石企业。2021年在创业板上市。百普赛斯集团业务遍布全球,横跨亚洲、北美洲、欧洲,在中国、美国、瑞士等12个城市设有办公室、研发中心及生产基地。目前累计服务客户超6000家,与全球Top 20医药企业均建立了长期、稳定的合作伙伴关系。集团旗下拥有品牌ACROBiosystems百普赛斯、bioSeedin柏思荟、Condense Capital垦拓资本和ACRODiagnostics百斯医学等。