PD-1 Blockade Reduces Parasite Load and Restores Anti-Parasitic Immunity in Murine Visceral Leishmaniasis. - Liao, Xuechun; Chen, Xiaoxiao; Wei, Shulan; Li, Qiong; Zhao, Yanqin; Xiao, Yuying; Zhou, Qi; Chen, Jianping; He, Jinlei (Biocell, 2026)