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In this study, two phenol compounds, magnolol and honokiol, were extracted from and identified by LC-MS, H- and C-NMR. The magnolol and honokiol were shown to be effective against seven pathogenic fungi, including (Fr.) Keissl, (Link) Thom, f.sp. solani, J. Sheld, Schltdl., Miyabe & G. Yamada, and J.G. Kühn, with growth inhibition of more than 57%. We also investigated the mechanisms underlying the potential antifungal activity of magnolol and honokiol. The results showed that they inhibited the growth of in a dose-dependent manner. Moreover, magnolol and honokiol treatment resulted in distorted mycelia and increased the cell membrane permeability of , as determined by conductivity measurements. These results suggest that magnolol and honokiol are potential antifungal agents for application against plant fungal diseases.
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http://dx.doi.org/10.3390/molecules24112140 | DOI Listing |
Int J Mol Sci
August 2025
Chair and Department of Pharmaceutical Chemistry, Poznan University of Medical Sciences, Rokietnicka 3, 60-806 Poznan, Poland.
Honokiol (HON) and magnolol (MAG), structural isomers from , exhibit notable anticancer activity, particularly against head and neck squamous cell carcinoma (HNSCC). However, due to their high lipophilicity, their intravenous administration is challenging. This study aimed to develop HON- and MAG-loaded intravenous (IV) nanoemulsions using commercial lipid preparations with varying fatty acid compositions.
View Article and Find Full Text PDFTheranostics
August 2025
School of Pharmacy, Hangzhou Normal University, Hangzhou, Zhejiang, China.
Tetrahydromagnolol (THM) is a bioactive compound derived from . Although other compounds from this plant, such as magnolol and honokiol, have shown significant anticancer potential, the anticancer activities of THM remain unreported. This study aims to investigate the anticancer effects and underlying molecular mechanisms of THM in pancreatic cancer cells.
View Article and Find Full Text PDFInt J Mol Sci
June 2025
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Poznan University of Medical Sciences, Rokietnicka 3 Str., 60-806 Poznań, Poland.
This study presents an integrated experimental and theoretical investigation of two pharmacologically significant neolignans-magnolol and honokiol-with the aim of characterizing their structural and spectroscopic properties in detail. Experimental Fourier-transform infrared (FT-IR), ultraviolet-visible (UV-Vis), and nuclear magnetic resonance (H NMR) spectra were recorded and analyzed. To support and interpret these findings, a series of density functional theory (DFT) and time-dependent DFT (TD-DFT) calculations were conducted using several hybrid and long-range corrected functionals (B3LYP, CAM-B3LYP, M06X, PW6B95D3, and ωB97XD).
View Article and Find Full Text PDFJ Ethnopharmacol
August 2025
The Research Center of Chiral Drugs, Innovation Research Institute of Traditional Chinese Medicine (IRI), Shanghai University of Traditional Chinese Medicine, Shanghai, 201203, China. Electronic address:
Ethnopharmacological Relevance: Zhengqi Tablets (ZQP), derived from the "Huoxiang Zhengqi Powder" in the Song dynasty's "Taiping Huimin Ju Fang", have been endorsed by the Expert Consensus on Traditional Chinese Medcine Diagnosis and Treatment of New Coronavirus Infection in Shanghai (Spring Edition, 2022).
Aim Of The Study: The precise mechanisms underlying the efficacy of ZQP remain incompletely elucidated. To address this gap, we utilized a comprehensive approach integrating computer-aided virtual screening and biological validation to identify the active monomer within ZQP responsible for its anti-coronavirus properties.
Int J Mol Sci
May 2025
Department of General Biochemistry, Faculty of Biology and Environmental Protection, University of Lodz, Pomorska 141/143, 90-236 Lodz, Poland.
The genus has been found to exhibit different biological properties, including antioxidant, anticancer, and others. For example, is a classical traditional herb used in various Asian countries, especially China, South Korea, and Japan. Magnolia bark is the main medicinal part of this plant.
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