Liang-Ge-San, a classic Chinese prescription, stimulates macrophage-secreted exosomal miR-21 to ameliorate lipopolysaccharide-induced acute lung injury through the regulation of PTEN/PI3K/AKT signaling - Tangjia Yang; Xuemei He; Zhuping Zheng; Jingtao Yu; Xiaochuan Fang; Huihui Cao; Jinying Ou; Zibin Lu; Linzhong Yu; Junshan Liu (Journal of Natural Medicines, 2026)