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Roopak Aggarwal

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Open access Sep 2026

Expression of PD-L1 in head and neck squamous cell carcinoma and its correlation with HPV status: a clinicopathological study

Head and neck squamous cell carcinoma (HNSCC) is a major global health concern with high morbidity and mortality. Programmed death ligand-1 (PD-L1), an immune checkpoint protein, plays a key role in tumor immune evasion and has emerged as an important biomarker for immunotherapy. Human papillomavirus (HPV)-associated H...

A. Omhare, S. Singh, Arti Agarwal et al. · 0 citations

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