作者
Chao-Hsien Chen, Renee L Chin, Genevieve P Hartley, Spencer T Lea, Brian J Engel, Cheng-En Hsieh, Rishika Prasad, Jason Roszik, Takashi Shingu, Gregory A Lizee, Amy B Heimberger, Steven W Millward, Jian Hu, David S Hong, Michael A Curran
发表日期
2023/8/1
期刊
Neuro-oncology
卷号
25
期号
8
页码范围
1415-1427
出版商
Oxford University Press
简介
Background
The lack of murine glioblastoma models that mimic the immunobiology of human disease has impeded basic and translational immunology research. We, therefore, developed murine glioblastoma stem cell lines derived from Nestin-CreERT2QkL/L; Trp53L/L; PtenL/L (QPP) mice driven by clinically relevant genetic mutations common in human glioblastoma. This study aims to determine the immune sensitivities of these QPP lines in immunocompetent hosts and their underlying mechanisms.
Methods
The differential responsiveness of QPP lines was assessed in the brain and flank in untreated, anti-PD-1, or anti-CTLA-4 treated mice. The impact of genomic landscape on the responsiveness of each tumor was measured through whole exome sequencing. The immune microenvironments of sensitive (QPP7) versus resistant (QPP8) lines were compared in the brain …
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