CD20/MS4A1全长膜蛋白、流式抗体及稳转细胞株

CD20 是由MS4A1基因编码的四次跨膜B细胞表面蛋白,属于membrane-spanning 4-domains subfamily A家族。CD20从pre-B cell阶段开始表达,并持续存在于大多数成熟B细胞,而在造血干细胞及终末分化浆细胞中的表达较低或缺失,因此具有较明确的B细胞谱系特征。CD20可参与B细胞钙信号、活化及增殖调节,其稳定的细胞表面表达和较低的自然脱落水平,使其成为B细胞恶性疾病和自身免疫疾病研究中的经典靶点。围绕CD20的分子研发不仅涉及传统B细胞清除型抗体,也已延伸至双/多特异性抗体、ADC及细胞治疗等方向。更多关于CD20药物研究进展>>

由于CD20胞外区域较短、缺乏大型可溶性胞外结构域,许多关键抗体表位依赖完整四跨膜构象,因此常规短肽或ECD并不能完全替代天然膜状态的CD20。针对这一特点,缔码生物提供重组人CD20 Synthetic Nanodisc等全长膜蛋白形式,可用于天然构象抗体筛选、SPR/BLI、结合活性和表位相关研究;同时提供CD20 ECD蛋白作为补充抗原工具。页面还包括流式验证单克隆抗体、多种Biosimilar参照抗体及生物素化/PE偶联版本,可用于细胞表面CD20检测、候选抗体比较及流式方法建立。CD20过表达K562稳转细胞株则适用于FACS、Cell Binding和细胞水平候选分子筛选。缔码还建立了 CD20 单B细胞种子库,可进一步支持先导抗体发现、人源化、亲和力成熟和功能评价。

SKU:  FLP100027B     Target:  CD20     Tag:  C-Flag&Avi Tag

Expression Host:  HEK293

Price:10 μg ¥7000.00 ;50 μg ¥33000.00 ; 100 μg ¥60500.00

Full Length Transmembrane Proteins

Human CD20 full length protein-PeptiNanodisc

SKU:  FLP400027     Target:  CD20     Tag:  C-Flag Tag

Expression Host:  HEK293

Price:10 μg ¥7000.00 ;50 μg ¥33000.00 ; 100 μg ¥60500.00

SKU:  DMC101229     Target:  CD20

Application:  Flow Cyt

price: 50μg ¥2280.00 ; 100 μg ¥4080.00 ; 500 μg ¥13280.00

Overexpression Stable Cell Line

Hu_CD20 K562 Cell Line

SKU:  CEL100018     Target:  CD20

Application:  FACS Data

Price: Inquiry

Full Length Transmembrane Proteins

Human CD20 full length protein-synthetic nanodisc

SKU:  FLP100027     Target:  CD20     Tag:  C-Flag Tag

Expression Host:  HEK293

Price: 10 μg ¥6300.00 ;50 μg ¥30000.00 ; 100 μg ¥55000.00

Full Length Transmembrane Proteins

Human CD20 full length protein-MNP

SKU:  FLP100026     Target:  CD20     Tag:  C-Flag Tag

Expression Host:  HEK293

Price: 50 μg ¥8000.00 ; 100 μg ¥10800.00

Biosimilar reference antibodies

Anti-CD20 (obinutuzumab biosimilar) mAb

SKU:  BME100160     Target:  CD20

Application:  Flow Cyt

Price: 50 μg ¥800.00 ; 100 μg ¥1500.00

SKU:  PME100046     Target:  CD20     Tag:  N-Human Fc Tag

Expression Host:  HEK293

Price: 10μg ¥727.00 ; 50μg ¥2666.00 ; 100 μg ¥3999.00

Biosimilar reference antibodies

Anti-CD20 (rituximab biosimilar) mAb

SKU:  BME100025     Target:  CD20

Application:  Flow Cyt

Price: 50 μg ¥800.00 ; 100 μg ¥1500.00

SKU:  BME100160P     Target:  CD20

Application:  Flow Cyt

Price: 100 test ¥1360.00

SKU:  BME100025P     Target:  CD20

Application:  Flow Cyt

Price: 100 test ¥1360.00

SKU:  FLP120027     Target:  CD20     Tag:  C-Flag&Strep Tag

Expression Host:  HEK293

Price: 10 μg ¥5670.00 ;50 μg ¥27000.00 ; 100 μg ¥49500.00

SKU:  BME100713B     Target:  CD20

Application:  N/A

Price:100μg ¥1699.00

Biosimilar reference antibodies

Biotinylated Anti-CD20(ripertamab biosimilar) mAb

SKU:  BME100652B     Target:  CD20

Application:  N/A

Price:100μg ¥1699.00

Biosimilar reference antibodies

Biotinylated Anti-CD20(ofatumumab biosimilar) mAb

SKU:  BME100597B     Target:  CD20

Application:  Flow Cyt

Price:100μg ¥1699.00

SKU:  BME100477B     Target:  CD20

Application:  N/A

Price:100μg ¥1699.00

Biosimilar reference antibodies

Anti-CD20(ublituximab biosimilar) mAb

SKU:  BME100713     Target:  CD20

Application:  N/A

Price: 50 μg ¥800.00 ; 100 μg ¥1500.00

Biosimilar reference antibodies

Anti-CD20(ripertamab biosimilar) mAb

SKU:  BME100652     Target:  CD20

Application:  N/A

Price: 50 μg ¥800.00 ; 100 μg ¥1500.00

Biosimilar reference antibodies

Anti-CD20(ofatumumab biosimilar) mAb

SKU:  BME100597     Target:  CD20

Application:  N/A

Price: 50 μg ¥800.00 ; 100 μg ¥1500.00

Biosimilar reference antibodies

Anti-CD20(divozilimab biosimilar) mAb

SKU:  BME100477     Target:  CD20

Application:  N/A

Price: 50 μg ¥800.00 ; 100 μg ¥1500.00

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