AUTHOR=Fu Yuemeng , Zhou Guohui , Liu Yuhang , Yuan Xuejun , Jiao Ning , Lu Wenbiao , Yang Weiren TITLE=Changes of metabolic parameters, antioxidant capacity, and gut microbiota in response to substitution of ferrous sulfate with iron hydroxy methionine analog chelate in weaned piglets JOURNAL=Frontiers in Cellular and Infection Microbiology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/cellular-and-infection-microbiology/articles/10.3389/fcimb.2025.1539607 DOI=10.3389/fcimb.2025.1539607 ISSN=2235-2988