Author

Ke-Xun Li

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Review Open access Oct 2026

VISTA as a tumour-microenvironment checkpoint: spatial, metabolic and cellular control of antitumour immunity

V-domain immunoglobulin suppressor of T-cell activation (VISTA; also termed VSIR, PD-1H or B7-H5) is increasingly recognised as an immune checkpoint whose biological and clinical significance depends less on total expression than on the tumour microenvironment (TME) in which it operates. Rather than acting as a linear...

Ke-Xun Li, Zi-Long Qian, Jian-Zhe Zhang et al. · Frontiers in Immunology · 0 citations

Review Open access Sep 2026

Artificial intelligence-assisted endoscopic diagnosis of esophageal squamous cell carcinoma

Esophageal squamous cell carcinoma (ESCC) remains a major cause of cancer-related mortality, and prognosis depends strongly on detection at a curable stage. Endoscopy is central to screening and diagnosis, but subtle flat lesions, operator dependence, cognitive fatigue, lesion-location blind spots, and variability in i...

Jie Mao, Ke-Xun Li, Zi-Long Qian et al. · Frontiers in Artificial Inte... · 0 citations