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T细胞及其亚群的活化状态是细胞免疫检测的重要指标,也是临床评价多种免疫相关疫病的患者免疫状态的参考指标。本文拟对新近发现的一种T细胞共刺激分子的功能作一综述。
The activation status of T cells and their subpopulations is an important indicator of cellular immune detection and a reference index for clinical evaluation of immune status of patients with multiple immune-related diseases. This article intends to review the function of a newly discovered T cell costimulatory molecule.