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用于非临床免疫原性风险评估的T细胞测定:欧洲免疫原性平台推的最佳实践
Sophie Tourdot1, Anette Christine Karle2, Marc Rosenbaum3
1Pfizer Inc., Research and Development, Immunogenicity Sciences, Andover, MA, United States.
Frontiers in immunology
|January 28, 2026
概括
药物开发人员使用体外和体内的工具来降低生物免疫性. 本研究提供了CD4+T细胞测试的最佳实践,以提高抗药抗体开发中的数据一致性和可靠性.
科学领域:
- 生物制药的发展.
- 免疫学 免疫学 免疫学
- 药物安全性评估 药物安全性评估
背景情况:
- 生物药物可以引起不必要的免疫反应,如抗药抗体 (ADA),影响疗效和安全.
- CD4+ T细胞的反应对于开发临床相关的ADAs至关重要.
- 目前的CD4+T细胞测定格式在不同实验室的质量,一致性和有效性方面存在挑战.
研究的目的:
- 建立非临床免疫性风险评估试验的良好实践.
- 提高数据的可靠性,并确保对CD4+T细胞检测结果的一致解释.
- 为了解决生物制剂免疫性测试中的变异性问题.
主要方法:
- 审查和综合免疫性测试当前的做法.
- 制定关键测定参数的建议.
- 专注于欧洲免疫性平台非临床免疫性风险评估工作组 (EIP-NCIRA) 内的测试格式的协调.
主要成果:
- 确定关键测定参数以提高一致性.
- 建议涵盖供体选择,细胞和试验品的质量控制,数据分析和标准控制的使用.
- 建议的良好实践旨在减少CD4+T细胞测定中的分析变异性.
结论:
- 协调CD4+T细胞检测的关键方面是可以实现的,尽管完全标准化不太可能.
- 实施推的良好实践可以最大限度地提高免疫性风险评估数据的可靠性.
- 这些指南将有助于统一的数据解释,并减少非临床免疫性研究的变异性.
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