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04 口服SERD imlunestrant(I)治疗新确诊ER+/HER2-EBC的术前机会窗研究:EMBER-2研究结果 主要研究结果: • 主要入组标准:初治、可手术、绝经后的ER+/HER2-EBC • 术前随机接受400mg或800mg QD ~2周;后续一个单臂入组了200mg QD • 可评估配对样本中(n=75),PD分析证实两组靶向ER的作用一致,400mg的毒性更少 • 尽管诱导的CCCA率最少,200mg的PD/PK结果相似 缩写:CCCA=完全细胞周期阻滞 参考文献: Neven P, Stahl N, Vidal M, Martín M, Kaufman PA, Harbeck N, Hunt KK, Carter S, Bidard FC, Fasching PA, Aftimos P, Wheatley D, Hamilton E, Aft R, Kulkarni S, Schmid P, Bhave M, Ismail-Khan R, Karacsonyi C, Estrem ST, Nguyen B, Ozbek U, Yuen E, Rodrik-Outmezguine V, Ciruelos E. A preoperative window-of-opportunity study of oral SERD, imlunestrant, in newly diagnosed ER-positive, HER2-negative early breast cancer: Results from EMBER-2 Study. Clin Cancer Res. 2024 Oct 8. doi: 10.115
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