PD-L1 at the crossroad between RNA metabolism and immunosuppression.

IF 12.8 1区 医学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY
Trends in molecular medicine Pub Date : 2024-07-01 Epub Date: 2024-05-31 DOI:10.1016/j.molmed.2024.04.008
Axel Arthur, Sanae Nejmi, Don-Marc Franchini, Estelle Espinos, Stefania Millevoi
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引用次数: 0

Abstract

Programmed death ligand-1 (PD-L1) is a key component of tumor immunosuppression. The uneven therapeutic results of PD-L1 therapy have stimulated intensive studies to better understand the mechanisms underlying altered PD-L1 expression in cancer cells, and to determine whether, beyond its immune function, PD-L1 might have intracellular functions promoting tumor progression and resistance to treatments. In this Opinion, we focus on paradigmatic examples highlighting the central role of PD-L1 in post-transcriptional regulation, with PD-L1 being both a target and an effector of molecular mechanisms featured prominently in RNA research, such as RNA methylation, phase separation and RNA G-quadruplex structures, in order to highlight vulnerabilities on which future anti-PD-L1 therapies could be built.

PD-L1处于 RNA 代谢与免疫抑制的十字路口。
程序性死亡配体-1(PD-L1)是肿瘤免疫抑制的关键组成部分。PD-L1疗法的治疗效果参差不齐,这激发了人们深入研究,以更好地了解PD-L1在癌细胞中表达改变的机制,并确定PD-L1除了其免疫功能外,是否还具有促进肿瘤进展和治疗耐药性的细胞内功能。在本《观点》中,我们将重点讨论一些典型的例子,突出 PD-L1 在转录后调控中的核心作用,PD-L1 既是 RNA 研究中突出的分子机制(如 RNA 甲基化、相分离和 RNA G-四链结构)的靶点,也是其效应器,从而强调未来的抗 PD-L1 疗法可以利用的薄弱环节。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
Trends in molecular medicine
Trends in molecular medicine 医学-生化与分子生物学
CiteScore
24.60
自引率
0.00%
发文量
142
审稿时长
6-12 weeks
期刊介绍: Trends in Molecular Medicine (TMM) aims to offer concise and contextualized perspectives on the latest research advancing biomedical science toward better diagnosis, treatment, and prevention of human diseases. It focuses on research at the intersection of basic biology and clinical research, covering new concepts in human biology and pathology with clear implications for diagnostics and therapy. TMM reviews bridge the gap between bench and bedside, discussing research from preclinical studies to patient-enrolled trials. The major themes include disease mechanisms, tools and technologies, diagnostics, and therapeutics, with a preference for articles relevant to multiple themes. TMM serves as a platform for discussion, pushing traditional boundaries and fostering collaboration between scientists and clinicians. The journal seeks to publish provocative and authoritative articles that are also accessible to a broad audience, inspiring new directions in molecular medicine to enhance human health.
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