传统抗体偶联药物(antibody drug conjugates,ADC)通过将单克隆抗体与细胞毒性药物相结合,实现对癌细胞的精准打击,但在稳定性、靶向性、疗效及安全性等方面依然存在诸多不足。新型ADC,如双特异性、位点特异性、双有效载荷和前药型ADC,...传统抗体偶联药物(antibody drug conjugates,ADC)通过将单克隆抗体与细胞毒性药物相结合,实现对癌细胞的精准打击,但在稳定性、靶向性、疗效及安全性等方面依然存在诸多不足。新型ADC,如双特异性、位点特异性、双有效载荷和前药型ADC,通过同时结合2个不同抗原或表位、选择更稳定的连接子、与抗体特定氨基酸位点偶联、携带不同药物有效载荷以及采用前药策略等优化方法,在保留传统ADC作用特点的基础上,显著提高药物的稳定性、靶向性、疗效和安全性,能更好地满足临床治疗的需求。新型ADC可能会在未来的癌症治疗中发挥重要的作用。探讨新型ADC在癌症治疗中的进展并分析其优势与挑战,可为开发抗癌策略提供理论支持,为药物研发提供方向。展开更多
Antibody-drug conjugates(ADCs),which combine the advantages of monoclonal antibodies with precise targeting and payloads with efficient killing,show great clinical therapeutic value.The ADCs’payloads play a key role ...Antibody-drug conjugates(ADCs),which combine the advantages of monoclonal antibodies with precise targeting and payloads with efficient killing,show great clinical therapeutic value.The ADCs’payloads play a key role in determining the efficacy of ADC drugs and thus have attracted great attention in the field.An ideal ADC payload should possess sufficient toxicity,low immunogenicity,high stability,and modifiable functional groups.Common ADC payloads include tubulin inhibitors and DNA damaging agents,with tubulin inhibitors accounting for more than half of the ADC drugs in clinical development.However,due to clinical limitations of traditional ADC payloads,such as inadequate efficacy and the development of acquired drug resistance,novel highly efficient payloads with diverse targets and reduced side effects are being developed.This perspective summarizes the recent research advances of traditional and novel ADC payloads with main focuses on the structure-activity relationship studies,co-crystal structures,and designing strategies,and further discusses the future research directions of ADC payloads.This review also aims to provide valuable references and future directions for the development of novel ADC payloads that will have high efficacy,low toxicity,adequate stability,and abilities to overcome drug resistance.展开更多
文摘传统抗体偶联药物(antibody drug conjugates,ADC)通过将单克隆抗体与细胞毒性药物相结合,实现对癌细胞的精准打击,但在稳定性、靶向性、疗效及安全性等方面依然存在诸多不足。新型ADC,如双特异性、位点特异性、双有效载荷和前药型ADC,通过同时结合2个不同抗原或表位、选择更稳定的连接子、与抗体特定氨基酸位点偶联、携带不同药物有效载荷以及采用前药策略等优化方法,在保留传统ADC作用特点的基础上,显著提高药物的稳定性、靶向性、疗效和安全性,能更好地满足临床治疗的需求。新型ADC可能会在未来的癌症治疗中发挥重要的作用。探讨新型ADC在癌症治疗中的进展并分析其优势与挑战,可为开发抗癌策略提供理论支持,为药物研发提供方向。
基金provided by the National Natural Science Foundation of China(82073318)the Fundamental Research Funds for the Central Universities(SCU2022D025,0082604151345,China)+1 种基金Sichuan Science and Technology Program Projects(2019YFS0003,China)to Yuxi Wangprovided by the University of Tennessee College of Pharmacy Drug Discovery Center to Wei Li。
文摘Antibody-drug conjugates(ADCs),which combine the advantages of monoclonal antibodies with precise targeting and payloads with efficient killing,show great clinical therapeutic value.The ADCs’payloads play a key role in determining the efficacy of ADC drugs and thus have attracted great attention in the field.An ideal ADC payload should possess sufficient toxicity,low immunogenicity,high stability,and modifiable functional groups.Common ADC payloads include tubulin inhibitors and DNA damaging agents,with tubulin inhibitors accounting for more than half of the ADC drugs in clinical development.However,due to clinical limitations of traditional ADC payloads,such as inadequate efficacy and the development of acquired drug resistance,novel highly efficient payloads with diverse targets and reduced side effects are being developed.This perspective summarizes the recent research advances of traditional and novel ADC payloads with main focuses on the structure-activity relationship studies,co-crystal structures,and designing strategies,and further discusses the future research directions of ADC payloads.This review also aims to provide valuable references and future directions for the development of novel ADC payloads that will have high efficacy,low toxicity,adequate stability,and abilities to overcome drug resistance.
