为提升胃肠道药物递送效果，研究人员合成不同硫醇化和 S - 保护的环糊精（CDs），发现 CD-SS-PEG 1 k Da 极具潜力，有助于改善口服药物递送。 细胞毒性 ：在对 Caco-2、HEK 293、Hela 和 HT-29 细胞的研究中发现，未修饰的 CD、CD-SH、CD-SS-PEG 1 k Da 和 CD-SS-PEG 2 k Da 在 4 ...

Investors looking for stocks in the Financial - Investment Bank sector might want to consider either Nomura Holdings (NMR) or Bank of America (BAC). But which of these two stocks is more attractive to ...

Here at Zacks, we focus on our proven ranking system, which places an emphasis on earnings estimates and estimate revisions, to find winning stocks. But we also understand that investors develop their ...

Nuclear magnetic resonance (NMR) spectroscopy is a technique that detects the chemical environment of atomic nuclei by the absorption of radio-frequency electromagnetic radiation when in the ...

研究结论与讨论部分，该研究具有重要意义。一方面，代谢评分相较于单个代谢物，能更有效地反映新冠住院期间严重结局和感染后死亡风险。这表明代谢评分在评估新冠患者预后方面具有潜在价值。另一方面，研究结果提示，血糖控制和呼吸窘迫，以及整体生物学脆弱性，可能共同解释了新冠疾病进程和死亡风险的异质性。不过，由于研究存在样本量较小、仅在感染急性期测量代谢物等局限性，目前还无法得出确切结论。未来研究可在更大样本、更 ...

I graduated with a bachelor’s degree in Biotechnology and a master’s degree in Science from the International Islamic University Malaysia (IIUM) and Universiti Putra Malaysia (UPM), respectively, in ...

© 2025 American Chemical Society and Division of Chemical Education, Inc. Article Views are the COUNTER-compliant sum of full text article downloads since November ...

Last day of Maha Kumbh 2025: The Mela, which began on January 13, was expected to draw over 40 crore visitors over six weeks, making for the largest gathering of humanity in the world. However, ...