Nature CommunicationsMicrobial single-cell transcriptomics links gut microbiota functional states to metabolic changes in male miceZiye XuXin LongMengdi SongSanbao ZhangXiaoyue LiFeifei LvTianyu ZhangTing CaoYongcheng Wang2026-07-15Full textDOI https://doi.org/10.1038/s41467-026-75546-z