AUTHOR=Chen Xueping , Cui Jiayao , Wang Yuanyuan , Han Keguang , Huo Nairui , Wang Jian TITLE=Dietary supplementation with Bacillus subtilis KC1 alleviates the negative effects of Mycoplasma gallisepticum on growth performance and amino acid metabolism of broiler chickens JOURNAL=Frontiers in Veterinary Science VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2024.1477575 DOI=10.3389/fvets.2024.1477575 ISSN=2297-1769