决定异体 CAR T 细胞排斥与扩增的细胞和分子机制
Cellular and molecular mechanisms determining allogeneic CAR T cell rejection and expansion.
我们评估了11例接受单一批次cemacabtagene ansegedleucel(cema-cel)治疗的大B细胞淋巴瘤患者,cemacabtagene ansegedleucel是一种异体抗CD19 CAR T产品。
英文原题:Therapeutic Management of Metastatic Clear Cell Renal Cell Carcinoma: A Revolution in Every Decade.
透明细胞肾细胞癌(RCC)的发生主要由 VHL 基因失活驱动,进而导致血管内皮生长因子(VEGF)过表达。
透明细胞肾细胞癌(RCC)的发生主要由VHL基因失活驱动,导致血管内皮生长因子(VEGF)过表达。2000年代,靶向VEGF及其受体(VEGFR)的酪氨酸激酶抑制剂(TKI)改变了转移性肾癌的治疗格局。卡博替尼或仑伐替尼等新一代TKI的出现,使部分患者能够克服对第一代抗VEGFR TKI的耐药机制。2010至2020年间,免疫检查点阻断(ICB)疗法的开发改变了多种实体瘤(包括RCC)的一线及后续治疗。双重ICB或ICB联合抗VEGFR TKI目前已成为晚期透明细胞RCC患者的标准治疗。为优化联合疗法并维持患者生活质量,研究者正在开展前瞻性随机试验,根据患者预后风险评估治疗升级或降阶策略。最后,靶向缺氧诱导因子(HIF),以及开发抗体药物偶联物(ADC)、CAR-T细胞或放射性药物等创新疗法,均有望进一步改善患者生存。
Clear cell renal cell carcinoma (RCC) oncogenesis is mainly driven by VHL gene inactivation, leading to overexpression of vascular endothelial growth factor (VEGF). The use of tyrosine-kinase inhibitors (TKIs) directed against VEGF and its receptor (VEGFR) revolutionised the management of metastatic renal cancer in the 2000s. The more recent development of next-generation TKIs such as cabozantinib or lenvatinib has made it possible to bypass some of the mechanisms of resistance to first-generation anti-VEGFR TKIs. During the decade 2010-2020, the development of immune checkpoint blockade (ICB) therapies revolutionised the management of many solid cancers, including RCC, in first- and subsequent-line settings. Dual ICB or ICB plus anti-VEGFR TKI combinations are now the standard of care for patients with advanced clear cell RCC. To optimise these combination therapies while preserving patient quality of life, escalation and de-escalation strategies are being evaluated in prospective randomised trials, based on patient selection according to their prognosis risk. Finally, new therapeutic approaches, such as targeting hypoxia-inducible factor (HIF) and the development of innovative treatments using antibody-drug conjugates (ADCs), CAR-T cells, or radiopharmaceuticals, are all potential candidates to improve further patient survival.
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