AUTHOR=Luo Yunfeng , Luo Liangming , Xia Mengle , Liu Qian , Zhang Guosong TITLE=Studies on the changes in rectal permeability and intestinal microbiota with developmental age in young rats JOURNAL=Frontiers in Microbiology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2025.1551693 DOI=10.3389/fmicb.2025.1551693 ISSN=1664-302X