Mir Seyed Nazari Pegah, Mair Maximilian J, Riedl Julia, Schöllkopf Benedikt, Moik Florian, Ricken Gerda, Widhalm Georg, Dieckmann Karin, Ay Cihan, Pabinger Ingrid, Preusser Matthias, Berghoff Anna Sophie
Division of Hematology and Hemostaseology, Department of Medicine I, Medical University of Vienna, Vienna, Austria.
Division of Oncology, Department of Medicine I, Medical University of Vienna, Vienna, Austria.
Sci Rep. 2025 Aug 29;15(1):31833. doi: 10.1038/s41598-025-12709-w.
Glioma subtypes differ in prognosis and treatment strategies. We aimed to determine the correlation of podoplanin (PDPN) expression in glioma subtypes with survival as well as systemic and local inflammation. In a prospective cohort study including 192 patients with glioma, tumor-infiltrating lymphocytes (TILs), programmed cell death ligand 1 (PD-L1) expression and podoplanin (PDPN) expression were analyzed by immunohistochemistry. PDPN and PD-L1 expression were more frequently observed in IDH1 wildtype (wt) compared to IDH1 mutant (mut) glioma (p = 0.015). In IDHwt glioma, overall survival was significantly longer in glioma patients without PDPN expression compared to those with PDPN expression (median 26.3 vs. 12.5 months, log-rank test, p < 0.001). Levels of tumor-infiltrating CD8 + and CD68 + cells were highest in IDH1wt glioma with both PDPN and PD-L1 expression (p < 0.001). IDH1wt, PDPN and non-PD-L1 expressing glioma presented with the highest neutrophil-to-lymphocyte (NLR) ratio in the blood compared to other subtypes (p = 0.023). Gliomas differ in the composition of the inflammatory microenvironment according to the presence of IDH1 mutation. Podoplanin, a marker of innate inflammation, is associated with survival prognosis and systemic inflammation in patients with IDH1wt glioma.
胶质瘤亚型在预后和治疗策略上存在差异。我们旨在确定胶质瘤亚型中足突蛋白(PDPN)表达与生存率以及全身和局部炎症之间的相关性。在一项纳入192例胶质瘤患者的前瞻性队列研究中,通过免疫组织化学分析肿瘤浸润淋巴细胞(TILs)、程序性细胞死亡配体1(PD-L1)表达和足突蛋白(PDPN)表达。与异柠檬酸脱氢酶1(IDH1)突变(mut)的胶质瘤相比,IDH1野生型(wt)胶质瘤中更频繁观察到PDPN和PD-L1表达(p = 0.015)。在IDHwt胶质瘤中,与有PDPN表达的患者相比,无PDPN表达的胶质瘤患者总生存期显著更长(中位生存期26.3个月对12.5个月,对数秩检验,p < 0.001)。在同时表达PDPN和PD-L1的IDH1wt胶质瘤中,肿瘤浸润的CD8 +和CD68 +细胞水平最高(p < 0.001)。与其他亚型相比,IDH1wt、表达PDPN且不表达PD-L1的胶质瘤患者血液中的中性粒细胞与淋巴细胞(NLR)比值最高(p = 0.023)。根据IDH1突变的存在情况,胶质瘤的炎症微环境组成存在差异。足突蛋白作为一种先天性炎症标志物,与IDH1wt胶质瘤患者的生存预后和全身炎症相关。
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