ADC、IT和放射性核素(RIC)损伤癌细胞的主要机制
177Lu-PSMA-617作用机制示意图(图片来源:embs.org)
(研发进展:数据来自于药渡数据库,2022.04.13)
ACROBiosystems深耕重组蛋白领域多年,开发了一系列高质量PSMA蛋白,加速PSMA相关研究。
#二聚体结构经SEC-MALS 验证
#高纯度经SDS-PAGE验证>95%
#ELISA/SPR/FACS 等验证高生物活性
#广泛的应用场景:免疫/抗体筛选/细胞检测等
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货号 |
种属 | 产品描述 |
PSA-HP2Q3 |
Human |
PE-Labeled Human PSMA / FOLH1 Protein, His Tag (Site-specific conjugation) |
PSA-HF244 |
FITC-Labeled Human PSMA / FOLH1 Protein, His Tag |
|
PSA-H82Qb |
Biotinylated Human PSMA / FOLH1 Protein, His,Avitag™ (active enzyme, MALS verified) |
|
PSA-H52H3 |
Human PSMA / FOLH1 Protein, His Tag (active enzyme, MALS verified) |
|
PSA-H5264 |
Human PSMA / FOLH1 Protein, Fc Tag |
|
PSA-M5245 |
Mouse PSMA / FOLH1 Protein, His Tag (active enzyme) |
|
PSA-R5245 |
Rat |
Rat PSMA / FOLH1 Protein, His Tag (active enzyme, MALS verified) |
PSA-C5247 |
Cynomolgus |
Cynomolgus PSMA / FOLH1 Protein, His Tag (MALS verified) (active enzyme) |
The purity of Biotinylated Human PSMA, His,Avitag (Cat. No. PSA-H82Qb) was more than 85% and the molecular weight of this protein is around 190-225 kDa verified by SEC-MALS.
Immobilized Monoclonal Anti-Human PSMA Antibody, Human IgG1 at 2 μg/mL (100 μL/well) can bind Human PSMA, His Tag (Cat. No. PSA-H52H3) with a linear range of 2-39 ng/mL (QC tested).
2e5 of PSMA-CAR-293 cells transfected with anti-PSMA-scFv were stained with 100μl of 1μg/mL of Biotinylated Human PSMA, His,Avitag (Cat. No. PSA-H82Qb) and negative control protein respectively, washed and then followed by PE-SA and analyzed with FACS (Routiney tested).
参考文献
1. Polito, Letizia et al. “Antibody Conjugates for Sarcoma Therapy: How Far along Are We?.” Biomedicines vol. 9,8 978. 8 Aug. 2021, doi:10.3390/biomedicines9080978
2. Novartis Data on File
3. Hofman MS, Violet J, Hicks RJ et al. [177Lu]-PSMA-617 radionuclide treatment in patients with metastatic castration-resistant prostate cancer (LuPSMA trial): a single-centre, single-arm, phase 2 study. Lancet Oncol 2018;19(6):825–33
4. Kratochwil C, Giesel FL, Stefanova M, et al. PSMA-targeted radionuclide therapy of metastatic castration-resistant prostate cancer with 177Lu-labeled PSMA-617. J Nucl Med 2016;57(8):1170–6 [https://pubmed.ncbi.nlm.nih.gov/26985056/]
5. Kratochwil C, Giesel FL, Stefanova M, et al. PSMA-targeted radionuclide therapy of metastatic castration-resistant prostate cancer with 177Lu-labeled PSMA-617. J Nucl Med 2016;57(8):1170–6 [https://pubmed.ncbi.nlm.nih.gov/26985056/]
6. Haberkorn U, Eder M, Kopka K, et al. New Strategies in Prostate Cancer: Prostate-Specific Membrane Antigen (PSMA) Ligands for Diagnosis and Therapy. Clin Cancer Res 22(1):9-15.2016
7. American Journal of Roentgenology. 2019;213: 275-285. 10.2214/AJR.18.20845
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