Single-cell atlas links epithelial state transitions and inferred microenvironmental signaling to pyloric caeca expansion, a digestion-related trait, in mandarin fish (Siniperca chuatsi) - Jingyun Feng; Jun Wang; Gang Xu; Yixi Tao; Xiaomin Miao; Rilei Wang; Hao Xu; Yun Li (Aquaculture, 2026)