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http://dx.doi.org/10.1289/ehp.113-a538 | DOI Listing |
J Phys Chem A
January 2025
Computer Modelling Group, 3710 33 St NW, Calgary, Alberta T2L 2M1, Canada.
Coarse-grained molecular dynamics simulation is widely accepted for assessment of a large complex biological system, but it may also lead to a misleading conclusion. The challenge is to simulate protein structural dynamics (such as folding-unfolding behavior) due to the lack of a necessary backbone flexibility. This study developed a standard coarse-grained model directly from the protein atomic structure and amino acid coarse-grained FF (such as MARTINI FF v2.
View Article and Find Full Text PDFBioorg Chem
December 2024
Key Laboratory of Structure-Based Drug Design & Discovery, Ministry of Education, School of Pharmaceutical Engineering, Shenyang Pharmaceutical University, Shenyang 110016, China. Electronic address:
Membranes that destroy anticancer peptides can bind to negatively charged cancer cell membranes through electrostatic interactions, destroying their functions and leading to cancer cell necrosis. Temporin-1CEa, obtained from the skin secretions of the Chinese frog Rana chensinensis, is an anticancer peptide with 17 amino acid residues that exhibits concentration-dependent cytotoxicity against a variety of cancer cell lines, although it has no obvious cytotoxicity to normal HUVECs. In this work, we designed and synthesized 12 derivative peptides through double-cysteine scanning of temporin-1CEa-truncated peptides.
View Article and Find Full Text PDFFood Chem
December 2024
Key Laboratory of Product Packaging and Logistics, College of Packing and Engineering, Jinan University, Zhuhai 519070, China. Electronic address:
2,4-di-tert-butylphenol (2,4-DTBP) is an additive used in food packaging. The inhibitory effects of 2,4-DTBP on pancreatic lipase (PL) were investigated in this study. Kinetic analysis indicated that 2,4-DTBP competitively and reversibly inhibited PL activity.
View Article and Find Full Text PDFInorg Chem
January 2025
Departamento de Química Física and Instituto de Biocomputación y Física de Sistemas Complejos (BIFI), Universidad de Zaragoza, Zaragoza 50009, Spain.
Cureus
December 2024
Anesthesiology, Vardhman Mahavir Medical College and Safdarjung Hospital, Delhi, IND.
Introduction Effective postoperative analgesia following lower segment cesarean section (LSCS) is crucial for promoting surgical recovery and fostering maternal-neonatal bonding. This study aimed to compare the efficacy of two IV dexamethasone doses (8 mg and 4 mg) in managing postoperative pain in LSCS patients. The objective was to assess whether the 4 mg dose provides comparable pain relief to the 8 mg dose, with the goal of identifying the optimal dosage for effective pain management with minimal side effects.
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