Expression, purification and characterization of phosphatidylserine-targeting antibodies for biochemical and therapeutic applications.

4区 生物学 Q4 Biochemistry, Genetics and Molecular Biology
Methods in cell biology Pub Date : 2025-01-01 Epub Date: 2024-11-21 DOI:10.1016/bs.mcb.2024.10.003
Varsha Gadiyar, David C Calianese, Rachael Pulica, Christopher Varsanyi, Ziren Wang, Ahmed Aquib, Alok Choudhary, Raymond B Birge
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引用次数: 0

Abstract

The externalization of Phosphatidylserine (PS) from the inner surface of the plasma membrane to the outer surface of the plasma membrane is an emblematic event during apoptosis and serves as a potent "eat-me" signal for the efferocytosis of apoptotic cells. Although less well understood, PS is also externalized on live cells in the tumor microenvironment and on live virus-infected cells whereby it serves as an immune modulatory signal that drives tolerance and immune escape. Given the importance of PS in cancer immunology and immune escape, PS-targeting monoclonal antibodies have been characterized with promising immunotherapeutic potential. Here, we describe the cloning and characterization of a series of PS targeting antibodies and their potential use and utility in immuno-oncology.

用于生化和治疗的磷脂酰丝氨酸靶向抗体的表达、纯化和鉴定。
磷脂酰丝氨酸(PS)从质膜内表面外化到质膜外表面是细胞凋亡过程中的一个标志性事件,是凋亡细胞胞吐的一个强有力的“吃我”信号。尽管人们对PS知之甚少,但它也外化于肿瘤微环境中的活细胞和病毒感染的活细胞上,作为一种免疫调节信号,驱动耐受和免疫逃逸。鉴于PS在癌症免疫学和免疫逃逸中的重要性,靶向PS的单克隆抗体具有良好的免疫治疗潜力。在这里,我们描述了一系列PS靶向抗体的克隆和特性,以及它们在免疫肿瘤学中的潜在用途和效用。
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
Methods in cell biology
Methods in cell biology 生物-细胞生物学
CiteScore
3.10
自引率
0.00%
发文量
125
审稿时长
3 months
期刊介绍: For over fifty years, Methods in Cell Biology has helped researchers answer the question "What method should I use to study this cell biology problem?" Edited by leaders in the field, each thematic volume provides proven, state-of-art techniques, along with relevant historical background and theory, to aid researchers in efficient design and effective implementation of experimental methodologies. Over its many years of publication, Methods in Cell Biology has built up a deep library of biological methods to study model developmental organisms, organelles and cell systems, as well as comprehensive coverage of microscopy and other analytical approaches.
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