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Sci Rep
January 2025
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, University of Debrecen, Egyetem tér 1, Debrecen, 4032, Hungary.
Hydrogen sulfide (HS) is an endogenous gasotransmitter with cardioprotective and antiviral effects. In this work, new cysteine-selective nucleoside-HS-donor hybrid molecules were prepared by conjugating nucleoside biomolecules with a thiol-activatable dithioacetyl group. 5'-Dithioacetate derivatives were synthesized from the canonical nucleosides (uridine, adenosine, cytidine, guanosine and thymidine), and the putative 5'-thio metabolites were also produced from uridine and adenosine.
View Article and Find Full Text PDFCell Rep
January 2025
Department of Biology, Center for RNA Biology, University of Rochester, Rochester, NY, USA. Electronic address:
The tRNA methyltransferase 1 (TRMT1) enzyme catalyzes the N2,N2-dimethylguanosine (m2,2G) modification in tRNAs. Intriguingly, vertebrates encode an additional tRNA methyltransferase 1-like (TRMT1L) paralog. Here, we use a comprehensive tRNA sequencing approach to decipher targets of human TRMT1 and TRMT1L.
View Article and Find Full Text PDFPhytochem Anal
December 2024
Central Laboratory, Changchun Normal University, Changchun, China.
Introduction: Studies show that Pinelliae Rhizoma Praeparatum (PRP) has some pharmacological effects in enhancing immunity and against gout.
Objectives: A mathematical model was created for extraction process optimization, analysis and identification, activity screening, and isolation and purification; moreover, the mechanism of action was studied.
Methods: First, the extraction of PRP was investigated using the gray wolf optimization mathematical regression model; the extraction variables were optimized to maximize the yield.
J Hazard Mater
December 2024
Institute of Environmental Science, Shanxi University, Taiyuan, China; Shanxi Yellow River Laboratory, Taiyuan, China. Electronic address:
Fine particulate matter (PM) is related to embryo growth arrest (EGA). In this study, we collected demographic information from EGA cases and early pregnancy controls in Taiyuan, China, between 2022 and 2023 and obtained villi and serum samples from these participants. We employed multilevel mixed-effects logistic regression models to estimate the odds ratios (ORs).
View Article and Find Full Text PDFFront Biosci (Landmark Ed)
November 2024
Science & Technology Park, Xizang Key Laboratory of Veterinary Drug, Xizang Vocational Technical College, 850030 Lasa, Xizang, China.
Background: larval meal (ZLM) is a high-quality feed supplement with potential activities that can improve fish growth performance and promote meat quality. However, there have been limited recent studies investigating the metabolic effects of ZLM. Therefore, this study aims to uncover the metabolomic mechanism through which ZLM improves tilapia meat flavor using metabolomic strategies.
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