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CD20,由基因MS4A1编码,是一种不分泌、不内吞的跨膜蛋白,主要在前B细胞到成熟B细胞阶段稳定表达,而不在干细胞和浆细胞上出现。由于其在B细胞发育过程中定位明确、表达稳定,且在B细胞恶性增殖和自身免疫性疾病中均高度相关,CD20成为治疗性抗体研发的重要靶点。其功能与钙离子通道调控和B细胞活化有关,但在生理上并非必需蛋白,因此通过抗体特异性清除CD20阳性B细胞,对机体整体免疫功能影响有限。
在药物研发方面,**利妥昔单抗(Rituximab)**是首个成功上市的CD20单克隆抗体,被广泛应用于非霍奇金淋巴瘤、慢性淋巴细胞白血病及类风湿关节炎等疾病治疗,开创了B细胞清除疗法的先河。此后,第二代和第三代CD20抗体相继问世,如 Ofatumumab、Obinutuzumab 等,在亲和力、细胞毒作用机制(CDC/ADCC)和安全性方面不断优化。同时,针对CD20的双特异性抗体和CAR-T细胞疗法也在积极研发中,旨在提升疗效并克服耐药。目前,CD20靶向药物已成为血液肿瘤和自身免疫性疾病的治疗支柱,市场规模持续扩大。未来研究的重点包括进一步提高抗体疗效、降低免疫相关不良反应,以及联合疗法在多种适应症中的应用前景。随着新一代免疫治疗策略的发展,CD20有望继续在精准医学和免疫治疗领域发挥核心作用。更多关于CD20药物研究进展>>
缔码现可提供一系列CD20靶点的现货产品,产品包括重组蛋白、全长膜蛋白,重组单克隆抗体,生物素/PE标记抗体及稳转细胞株。我们还可以提供系统的服务,包括蛋白/抗体定制服务、抗体人源化、抗体亲和力成熟、稳转细胞株等。此外,我们已经建立了CD20靶点的B细胞种子库,可快速在20天内筛选出客户所需的先导抗体分子。如需了解更多详情,欢迎垂询。
Monoclonal Antibodies
SKU: DMC101229 Target: CD20
Application: Flow Cyt
Price: 10μg ¥690.00 ; 50μg ¥2280.00 ; 100 μg ¥4080.00 ; 500 μg ¥13280.00
Overexpression Stable Cell Line
SKU: CEL100018 Target: CD20
Application: FACS Data
Price: Inquiry
Full Length Transmembrane Proteins
SKU: FLP100027 Target: CD20
Price: 10 μg ¥6300.00 ;50 μg ¥30000.00 ; 100 μg ¥55000.00
Full Length Transmembrane Proteins
SKU: FLP100026 Target: CD20
Price: 50 μg ¥8000.00 ; 100 μg ¥10800.00
Biosimilar reference antibodies
SKU: BME100160 Target: CD20
Application: Flow Cyt
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
ECD Proteins
SKU: PME100046 Target: CD20
Price: 10μg ¥727.00 ; 50μg ¥2666.00 ; 100 μg ¥3999.00
Biosimilar reference antibodies
SKU: BME100025 Target: CD20
Application: Flow Cyt
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
Biosimilar reference antibodies
SKU: BME100160P Target: CD20
Application: Flow Cyt
Price: 100 test ¥1360.00
Biosimilar reference antibodies
SKU: BME100025P Target: CD20
Application: Flow Cyt
Price: 100 test ¥1360.00
Full Length Transmembrane Proteins
SKU: FLP120027 Target: CD20
Price: 10 μg ¥5670.00 ;50 μg ¥27000.00 ; 100 μg ¥49500.00
Biosimilar reference antibodies
SKU: BME100713B Target: CD20
Application: N/A
Price: 50 μg ¥890.00 ; 100 μg ¥1699.00
Biosimilar reference antibodies
SKU: BME100652B Target: CD20
Application: N/A
Price: 50 μg ¥890.00 ; 100 μg ¥1699.00
Biosimilar reference antibodies
SKU: BME100597B Target: CD20
Application: N/A
Price: 50 μg ¥890.00 ; 100 μg ¥1699.00
Biosimilar reference antibodies
SKU: BME100477B Target: CD20
Application: N/A
Price: 50 μg ¥890.00 ; 100 μg ¥1699.00
Biosimilar reference antibodies
SKU: BME100713 Target: CD20
Application: N/A
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
Biosimilar reference antibodies
SKU: BME100652 Target: CD20
Application: N/A
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
Biosimilar reference antibodies
SKU: BME100597 Target: CD20
Application: N/A
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
Biosimilar reference antibodies
SKU: BME100477 Target: CD20
Application: N/A
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
Monoclonal Antibodies
SKU: DMC101229B Target: CD20
Application: Flow Cyt
Price: 10μg ¥1030.00 ; 50μg ¥3380.00 ; 100 μg ¥6080.00 ; 500 μg ¥19880.00
Biosimilar reference antibodies
SKU: BME100160B Target: CD20
Application: Flow Cyt
Price: 50 μg ¥890.00 ; 100 μg ¥1699.00