AUTHOR=Liang Shizhou , Cai Wenpin , Mao Ruiben , Chen Mengquan , Dai Xianning , Jin Xiaoli , Kong Wanzhong TITLE=Three simple and cost-effective assays for AAC(6′)-Ib-cr enzyme activity JOURNAL=Frontiers in Microbiology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2025.1513425 DOI=10.3389/fmicb.2025.1513425 ISSN=1664-302X