AUTHOR=Yang Ying , Huang Tingyu , Yang Junyi , Shao Ruirui , Shu Luhong , Ling Ping , Lu Yingjun , Ma Weihao , Liao Jian , Guan Zhizhong , Cui Guzhen , Qi Xiaolan , Hong Wei TITLE=The sigma factor σ54 (rpoN) functions as a global regulator of antibiotic resistance, motility, metabolism, and virulence in Clostridioides difficile JOURNAL=Frontiers in Microbiology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2025.1569627 DOI=10.3389/fmicb.2025.1569627 ISSN=1664-302X