图一. TJ-004309药品研发进展(数据来源:药渡)
免疫逃逸的帮凶
图二. CD39-CD73作用机制(来源:Blocking Antibodies Targeting the CD39/CD73 Immunosuppressive Pathway Unleash Immune Responses in Combination Cancer Therapies)
巨头青睐,多款药物迈入临床
目前全球已有十多家企业在开发CD73抗体药物,其中百时美施贵宝、阿斯利康、诺华制药、Corvus四家的项目已进入临床阶段。其中无论CD39抗体药物还是CD73抗体药物,针对实体瘤治疗的研究重点在于其与D-1/PD-L1检查点抑制剂联的疗效,针对以上两靶点药物有潜力与PD-1/PD-L1单抗、放化疗、细胞疗法等联合用药。
表1. CD39/CD73抗体药物临床信息汇总
数据来源:药渡
ACRO自主研发高酶活CD39/CD73系列
为加速CD39/CD73药物研发,ACROBiosystems提供CD39和CD73高酶活系列产品,纯度和活性经过验证并且可以免费提供活性验证Protocol,以供客户进行抗体药物免疫与筛选。
货号 | 商品名称 | 种属 |
CD9-H52H4 | Human CD39 / ENTPD1 Protein, His Tag (active enzyme) | Human |
CD9-H82E5 | Biotinylated Human CD39 / ENTPD1 Protein, His,Avitag™ (MALS verified) (active enzyme) | Human |
CD9-H5253 | Human CD39 Protein, Mouse IgG2a Fc Tag | Human |
CD3-H52H7 | Human CD73 / NT5E Protein, His Tag (HPLC-verified) (active enzyme) | Human |
CD3-M52H9 | Mouse CD73 / NT5E Protein, His Tag (active enzyme) | Mouse |
CD3-H82E3 | Biotinylated Human CD73 / NT5E Protein, His,Avitag™ | Human |
CD3-H5252 | Human CD73 Protein, Mouse IgG2a Fc Tag (active enzyme) | Human |
CD3-C52H9 | Cynomolgus CD73 Protein, His Tag (active enzyme) | Cynomolgus |
CD3-H525x | Human CD73 / NT5E Protein, Fc Tag | Human |
此外,基于我司丰富的蛋白产品资源和活性分析经验,您只需提供样品,即可为您提供高质量SPR/BLI亲和力检测服务。
了解详情
>测定产品Human CD39 / ENTPD1 Protein, His Tag水解底物腺苷-5 ' -三磷酸(ATP)中的5 ' -磷酸基团的活性,结果显示在相同测定条件下,ACRO产品(Cat. No.CD9-H52H4)酶活> 6,000 pmol/min/μg,竞品酶活> 5,000 pmol/min/μg。
>测定产品Human CD73 / NT5E Protein, His Tag (HPLC-verified)水解底物腺苷-5 ' -单磷酸(AMP)中的5 ' -磷酸基团的活性, 结果显示在相同测定条件下,ACRO产品(Cat. No.CD3-H52H7)酶活>37,000 pmol/min/μg,竞品酶活>15,000 pmol/min/μg。
>>>> 高生物活性
ELISA
Immobilized Human CD39, His Tag (Cat. No. CD9-H52H4) at 1 μg/mL (100 μL/well) can bind Anti-CD39 Antibody, Human IgG1 with a linear range of 0.1-0.8 ng/mL (QC tested).
SPR
Anti-CD73 antibody (Human IgG1) captured on CM5 chip via Anti-human IgG Fc antibodies surface can bind Human CD73, His Tag (HPLC-verified) (Cat. No. CD3-H52H7) with an affinity constant of 0.164 nM as determined in a SPR assay (Biacore 8K) (Routinely tested).
点击申请Protocol
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