抗体药物偶联物(antibody drug conjugates,ADCs)是一类新型的抗肿瘤药物,兼具有靶向药物的特异性和化疗药物的高度抗肿瘤活性,极具临床应用前景。近年来,乳腺癌的治疗正进入ADCs治疗时代,以恩美曲妥珠单抗、德曲妥珠单抗等为代表的ADCs...抗体药物偶联物(antibody drug conjugates,ADCs)是一类新型的抗肿瘤药物,兼具有靶向药物的特异性和化疗药物的高度抗肿瘤活性,极具临床应用前景。近年来,乳腺癌的治疗正进入ADCs治疗时代,以恩美曲妥珠单抗、德曲妥珠单抗等为代表的ADCs,为人表皮生长因子受体2(human epidermal growth factor receptor 2,HER2)阳性乳腺癌患者的治疗带来了新的突破。此外,ADCs的出现,引入了“HER2低表达(HER2-low)”的概念,并为HER2-low的乳腺癌患者带来了生存获益。本综述重点探讨了ADCs在治疗HER2表达乳腺癌中的应用进展。展开更多
Gastrin and cyclooxygenase-2(COX-2) playimportant roles in the carcinogenesis and progression ofgastric cancer.However,it remains unknown whether the combination of cholecystokinin-2(CCK-2) receptor antagonist plus CO...Gastrin and cyclooxygenase-2(COX-2) playimportant roles in the carcinogenesis and progression ofgastric cancer.However,it remains unknown whether the combination of cholecystokinin-2(CCK-2) receptor antagonist plus COX-2 inhibitor exerts synergistic anti-tumor effects on human gastric cancer.Here,we demonstrated that the combination of AG-041R(a CCK-2 receptor antagonist) plus NS-398(a selective COX-2 inhibitor) treatment had synergistic effects on proliferation inhibition,apoptosis induction,down-regulation of Bcl-2 and up-regulation of Bax expression in MKN-45 cells.These results indicate that simultaneous targeting of CCK-2 receptor and COX-2 may inhibit gastric cancer development more effectively than targeting either molecule alone.(C)2008 Elsevier Ireland Ltd.All rights reserved.展开更多
文摘Gastrin and cyclooxygenase-2(COX-2) playimportant roles in the carcinogenesis and progression ofgastric cancer.However,it remains unknown whether the combination of cholecystokinin-2(CCK-2) receptor antagonist plus COX-2 inhibitor exerts synergistic anti-tumor effects on human gastric cancer.Here,we demonstrated that the combination of AG-041R(a CCK-2 receptor antagonist) plus NS-398(a selective COX-2 inhibitor) treatment had synergistic effects on proliferation inhibition,apoptosis induction,down-regulation of Bcl-2 and up-regulation of Bax expression in MKN-45 cells.These results indicate that simultaneous targeting of CCK-2 receptor and COX-2 may inhibit gastric cancer development more effectively than targeting either molecule alone.(C)2008 Elsevier Ireland Ltd.All rights reserved.
