Single-Cell Transcriptomic Profiling Uncovers a Metastasis-Associated MUCL3 + Signet-Ring Cell Subpopulation in Gastric Cancer. - Zhang, Jie; Wang, Yinping; Yuan, Ting; Wu, Wenguang; Li, Xuechuan; Hou, Zhaoyuan; Li, Maolan; Liu, Yingbin (Cells (2073-4409), 2026)