A Novel Elemental Nano-Selenium Improves Growth Performance and Meat Quality with Potentially Regulating Muscle Energy Metabolism via the AMPK-mTOR Signaling in Finishing Pigs. - Luo WC; Huang RH; Liu M; Yang JC; Zhao YW; Zuo G; Cheng YZ; Deng ZC; Sun LH (The Journal of nutrition, 2026)