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可溶性免疫检查点蛋白作为阴茎癌中淋巴结转移的预测生物标志物

Dominik Glombik¹, Jessica Carlsson¹, Peter Kirrander¹

¹Department of Urology, Faculty of Medicine and Health, Örebro University, Örebro, Sweden.

Frontiers in immunology

|February 18, 2026

概括

这项研究发现,可溶性免疫检查点蛋白 (sICs) 不能预测阴茎癌 (PeCa) 中的淋巴结转移. 然而,PeCa患者的高SICs表明系统性免疫抑制,这需要在更大的队列中进行进一步的研究.

科学领域:

在瘤学瘤学.
免疫学免疫学免疫学

背景情况:

阴茎癌 (PeCa) 是一种罕见的,侵略性的恶性瘤.
淋巴结转移 (LNM) 是PeCa.的主要预后因素.
精确的LNM检测至关重要,但由于当前方法的局限性而具有挑战性.

研究的目的:

调查14种可溶性免疫检查点蛋白 (SIC) 对PeCa中的LNM的预测价值.
为了比较PeCa患者和健康对照者的血SIC水平.

主要方法:

来自284名PeCa患者和45名对照者的血样本被分析为14个sICs使用ProcartaPlex免疫测试.
开发了一个后勤回归模型来预测在训练集 (n=202) 中的LNM,并在测试集 (n=82) 中进行了验证.

主要成果:

对LNM的预测模型显示中等准确度 (77.5%的训练,62.2%的测试组).
对LNM预测的敏感性很低 (8.9%的训练,17.9%的测试组).
与对照组相比,四种抑制性SIC (IDO,TIM-3,CD80,CTLA-4) 在PeCa患者中显著升高.

结论:

目前,可溶性免疫检查点蛋白 (sIC) 并不能作为阴茎癌中淋巴结转移的可靠预测剂.
在PeCa患者中,特定抑制性SIC的水平升高表明系统性免疫抑制状态.
需要进行更大规模的研究来确认sICs在PeCa中的预后作用.

关键词:

在 ProcartaPlex 免疫测试中进行了免疫测试.液体活检活检液体活检阴茎癌是阴茎癌的一种疾病.预测模型预测模型可溶性免疫检查点蛋白质.

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Western Blotting

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