本研究首次建立了低样本量、高通量的肠道氧化还原组学分析方法，发现半胱氨酸修饰（尤其是 SSG）和关键代谢物（如富马酸）是肠道氧化应激的核心调控节点，并证实热量限制可通过调节代谢物水平改善肠道氧化损伤。这些发现不仅揭示了肠道衰老的分子机制，更为未来开发 “代谢干预” 策略（如富马酸补充、热量限制）提供了直接的实验依据，为延缓肠道衰老、防治相关疾病（如结肠炎、肠功能衰退）开辟了新方向。

State Key Laboratory of Materials-Oriented Chemical Engineering and College of Chemistry and Molecular Engineering, Nanjing Tech University, Nanjing 211816, P. R. China ...

Technical University of Munich, Campus Straubing for Biotechnology and Sustainability, Chair of Biogenic Functional Materials, Schulgasse 22, Straubing 94315, Germany ...

全钙钛矿串联太阳能电池作为突破单结太阳能电池效率极限的潜力技术，近年来受到广泛关注。然而，宽能隙钙钛矿子电池的开路电压损失和填充因子不足，成为限制全钙钛矿串联电池效率提升的主要瓶颈。 南京大学的谭海仁教授及洛桑联邦理工学院Michael Gr?tzel ...

Somehow, though, it does, and the track is already becoming a cult-classic among Carti’s most devoted fans. The irony-draped “FINE SH*T” brings a sobering yet humorous tone lyrically, with Carti ...

This is a breaking news story and will continue to be updated. A UA student was reportedly detained by the U.S. Immigrations and Customs Enforcement early Tuesday morning. Alireza Doroudi, a doctoral ...