通过靶向肿瘤相关巨噬细胞的嵌合受体工程化溶瘤病毒重振内源性抗肿瘤免疫
Rejuvenating endogenous antitumor immunity via a chimeric receptor-engineered oncolytic virus targeting tumor-associated macrophages.
我们的研究结果定义了一个精准溶瘤平台,该平台能够解除TAM介导的免疫抑制,同时增强适应性免疫,为癌症免疫治疗提供了一条有前景的转化途径。
英文原题:Targeting store-operated Ca(2+) entry as a novel strategy to overcome treatment resistance in melanoma.
皮肤黑色素瘤是侵袭性最强的皮肤癌类型,以高转移潜能和不良预后为特征,尤其是在晚期(III/IV期)。
皮肤黑色素瘤是侵袭性最强的皮肤癌类型,以高转移潜能和不良预后为特征,尤其在晚期(III/IV期)患者中更为显著。尽管十余年来治疗领域取得了重大进展,包括免疫治疗、溶瘤病毒治疗和过继细胞治疗,但晚期黑色素瘤患者的临床结局仍不令人满意。这主要归因于肿瘤固有的侵袭性、治疗相关不可耐受的副作用以及治疗耐药性的迅速出现。因此,亟需新型治疗策略,不仅能抑制黑色素瘤的进展和转移,还能克服耐药机制。在回顾近期治疗进展后,我们重点阐述了钙库操纵性钙内流(SOCE)作为改善当前黑色素瘤治疗疗效的一个有前景但迄今被忽视的靶点的潜力。我们探讨了SOCE在驱动黑色素瘤进展和侵袭性的致癌信号通路中的作用。重点讨论了SOCE调控的、构成治疗耐药基础的关键机制。我们进一步讨论了调节SOCE如何通过干扰这些机制来重塑肿瘤对治疗的反应。将SOCE调控与现有治疗方案相结合,在推进晚期黑色素瘤更精准、更持久和个体化干预方面具有重大潜力。
Cutaneous melanoma is the most aggressive form of skin cancer characterized by high metastatic potential and poor prognosis, particularly in advanced stages (stage III/IV). Despite more than a decade of significant advances in treatment including immunotherapies, oncolytic virus therapy, and adoptive cell therapy, clinical outcomes for patients with advanced melanoma remain unsatisfactory. This is primarily due to the tumor's intrinsic aggressiveness, intolerable side effects associated with treatments, and the rapid emergence of therapeutic resistance. Therefore, there is a critical need for novel therapeutic strategies that not only inhibit melanoma progression and metastasis but also overcome resistance mechanisms. After reviewing recent therapeutic developments, we highlight the potential of store-operated Ca 2+ entry (SOCE) as a promising and thus far overlooked target to improve the efficacy of current melanoma therapies. We examine the role of SOCE in oncogenic signaling pathways driving melanoma progression and invasiveness. Emphasis is given to the key mechanisms regulated by SOCE that underlie therapeutic resistance. We further discuss how modulation of SOCE has the potential to reshape a tumor response to therapy by disrupting these mechanisms. Integrating SOCE modulation in combination with existing treatment paradigms holds significant potential for advancing more precise, durable, and patient-tailored interventions in advanced melanoma.
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