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CD47,又称为MER6,是免疫球蛋白超家族中的多跨膜细胞表面糖蛋白,由一个胞外IgV-like domain、五个跨膜区和短胞内尾组成,广泛分布于各种细胞类型的表面,特别是在肿瘤细胞、红细胞和免疫细胞中。CD47最重要的免疫学功能之一是与髓系细胞表面的SIRPα结合并传递抑制性信号,从而降低巨噬细胞吞噬活性,因此CD47-SIRPα 轴常被称为先天免疫系统中的“don’t eat me”调控机制。在肿瘤中,CD47可出现高表达,并通过增强抗吞噬信号帮助肿瘤细胞逃避免疫清除。除SIRPα外,CD47还参与与整合素及其他配体相关的细胞黏附、迁移和信号调控,因此其生物学并不局限于单一免疫检查点。针对CD47的研究重点包括阻断CD47-SIRPα相互作用、增强巨噬细胞吞噬、优化抗体Fc功能以及降低对正常血细胞的非特异性影响。CD47被认为是肿瘤免疫逃逸的关键靶点,是抗肿瘤免疫治疗中备受关注的研究方向之一。
缔码生物提供重组人CD47 Synthetic Nanodisc全长膜蛋白,包括Flag及Strep两种标签版本,用于更接近天然膜环境下的抗体结合、SPR/BLI和构象表位评价;同时提供人、小鼠和猴等不同种属的CD47 ECD蛋白,可支持SIRPα-CD47相互作用、ELISA 和跨种属研究。多款流式验证单抗、丰富的参照抗体及PE/生物素标记抗体适用于细胞表面检测、阻断抗体筛选和候选分子比较;CD47过表达CHO-S稳转细胞株可用于FACS、Cell Binding和功能筛选,DiSliceX™切片则支持IHC研究。该产品组合能够覆盖从蛋白互作、天然构象筛选到细胞及组织评价的多个阶段。同时,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、抗体亲和力成熟等。此外,为了加速CD47靶点药物研发,缔码还针对CD47制备了B细胞种子库,最快20天可完成先导抗体分子筛选。
Full Length Transmembrane Proteins
Biotinylated Human CD47 full length protein-synthetic nanodisc
SKU: FLP100039B Target: CD47 Tag: C-Flag&Avi Tag
Expression Host: HEK293
Price:10 μg ¥7000.00 ;50 μg ¥33000.00 ; 100 μg ¥60500.00
Overexpression Stable Cell Line
SKU: CEL100040 Target: CD47
Application: FACS Data
Price: Inquiry
DiSliceX
SKU: SLI100001 Target: BCMA, BTN3A1, CD138, CD147, CD30, CD33, CD38, CD47, CD63, CD99, CS1, GITR, GPC1, GPRC5D, ICAM-1, MUC1, PDL-1, SELPLG, TFRC, TIM3
Application: IHC
Price: 2 slides ¥899.00
ECD Proteins
SKU: PME-C100048 Target: CD47 Tag: C-Human Fc tag
Expression Host: HEK293
Price: 10μg ¥821.00 ; 50μg ¥2866.00 ; 100 μg ¥4299.00
Full Length Transmembrane Proteins
SKU: FLP100039 Target: CD47 Tag: C-Flag Tag
Expression Host: HEK293
Price: 10 μg ¥6300.00 ;50 μg ¥30000.00 ; 100 μg ¥55000.00
Monoclonal Antibodies
SKU: DME100212 Target: CD47
Application: ELISA; Flow Cyt
Price: 50μg ¥2280.00 ; 100 μg ¥4080.00 ; 500 μg ¥13280.00
Biosimilar reference antibodies
SKU: BME100076 Target: CD47
Application: ELISA; Flow Cyt
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
Biosimilar reference antibodies
SKU: BME100050 Target: CD47
Application: ELISA; Flow Cyt
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
Biosimilar reference antibodies
SKU: BME100001 Target: CD47
Application: ELISA; Flow Cyt
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
ECD Proteins
SKU: PME-M100012 Target: CD47 Tag: C-Human Fc Tag
Expression Host: HEK293
Price: 10μg ¥668.00 ; 50μg ¥2499.00 ; 100μg ¥3750.00
ECD Proteins
SKU: PME100008 Target: CD47 Tag: C-Mouse Fc and 6×His Tag
Expression Host: HEK293
Price: 10μg ¥782.00 ; 50μg ¥2866.00 ; 100 μg ¥4299.00
Biosimilar reference antibodies
SKU: BME100076P Target: CD47
Application: Flow Cyt
Price: 100 test ¥1360.00
Biosimilar reference antibodies
SKU: BME100050P Target: CD47
Application: Flow Cyt
Price: 100 test ¥1360.00
Biosimilar reference antibodies
SKU: BME100001P Target: CD47
Application: Flow Cyt
Price: 100 test ¥1360.00
Full Length Transmembrane Proteins
SKU: FLP120039 Target: CD47 Tag: C-Flag&Strep Tag
Expression Host: HEK293
Price: 10 μg ¥5670.00 ;50 μg ¥27000.00 ; 100 μg ¥49500.00
Biosimilar reference antibodies
SKU: BME100554B Target: CD47
Application: N/A
Price:100μg ¥1699.00
Biosimilar reference antibodies
SKU: BME100551B Target: CD47
Application: N/A
Price:100μg ¥1699.00
Biosimilar reference antibodies
SKU: BME100554 Target: CD47
Application: N/A
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
Biosimilar reference antibodies
SKU: BME100551 Target: CD47
Application: N/A
Price: 50 μg ¥800.00 ; 100 μg ¥1500.00
Biosimilar reference antibodies
SKU: BME100076B Target: CD47
Application: ELISA; Flow Cyt
Price:100μg ¥1699.00