Mesenchymal stromal cells attenuate primary sjogren's syndrome by modulating PD-1+CXCR5− T peripheral helper cells via galectin-1. - Zhang, Shiyi; Yin, Fanzhang; Chai, Rui; Li, Tao; Gao, Yingying; Chen, Xiaoxiang; Yao, Genhong; Tang, Xiaojun; Han, Xiaojuan; Tsao, Betty P.; Geng, Linyu; Sun, Lingyun (Stem Cell Research & Therapy, 2025)