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Sesquiterpenoids from the Homalomena occulta (Lour.) Schott and their anti-osteoclast genesis activity. 半萜类化合物(来自Homalomena occulta)和它们的抗破骨细胞生成活性。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-11 DOI: 10.1080/14786419.2025.2512565
Bin Zhao, Yi Wu, Cheng Jiang, Tao Tang, Sicong Jiang, Yuping Jiang
{"title":"Sesquiterpenoids from the <i>Homalomena occulta</i> (Lour.) Schott and their anti-osteoclast genesis activity.","authors":"Bin Zhao, Yi Wu, Cheng Jiang, Tao Tang, Sicong Jiang, Yuping Jiang","doi":"10.1080/14786419.2025.2512565","DOIUrl":"https://doi.org/10.1080/14786419.2025.2512565","url":null,"abstract":"<p><p>Seventeen sesquiterpenoids were isolated from the aerial part of <i>Homalomena occulta</i> (Lour.) Schott. Two new compounds, Homoccusions A (<b>1</b>) and B (<b>2</b>), were determined by extensive spectroscopic methods, ECD calculations, as well as MS analysis. Then, the anti-osteoclast genesis effects of all compounds were studied and compounds <b>1-5</b> showed strong inhibition with an osteoclast genesis inhibitory ratio of over 90% at 10 μM.</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-5"},"PeriodicalIF":1.9,"publicationDate":"2025-06-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144266804","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Abietane diterpenoids and taraxerane-type triterpenes from Teucrium viscidum. 粘心铕中abie烷二萜和taraxer烷型三萜。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-10 DOI: 10.1080/14786419.2025.2514733
Tong Xue, Chun Gao, Hao Chen, Muhi Eldeen Hussien Ibrahim, Hongzheng Fu, Jianbin Wang
{"title":"Abietane diterpenoids and taraxerane-type triterpenes from <i>Teucrium viscidum</i>.","authors":"Tong Xue, Chun Gao, Hao Chen, Muhi Eldeen Hussien Ibrahim, Hongzheng Fu, Jianbin Wang","doi":"10.1080/14786419.2025.2514733","DOIUrl":"https://doi.org/10.1080/14786419.2025.2514733","url":null,"abstract":"<p><p>Two abietane diterpenoids, named teuvismine A (<b>1</b>) and B (<b>2</b>), along with two new taraxerane-type triterpenes, named teuvisoic acid A (<b>3</b>) and B (<b>4</b>) were isolated from whole plants of <i>Teucrium viscidum</i>. The structures were elucidated by the analysis of HRESIMS spectroscopy and NMR spectroscopy, as well as the comparison with published data. All isolates were evaluated for their cytotoxic activities against five human cancer cell lines (HCT116, H460, HepG2, BGC823, and HeLa cells). Compound 3 showed moderate cytotoxic activities against HCT116 and H460 with IC<sub>50</sub> values of 6.2 and 8.6 μM, respectively.</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-6"},"PeriodicalIF":1.9,"publicationDate":"2025-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144266802","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Extraction, purification, structural characterisation, and anti-glycolipid metabolism disorder activities of Alpinia officinarum Hance polysaccharide. 高寒多糖的提取、纯化、结构表征及抗糖脂代谢紊乱活性研究。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-10 DOI: 10.1080/14786419.2025.2509884
Wenzhao Wang, Qiuyun Li, Xinyu Chen, Jiayue Liang, Yiyang He, Yaowen Xing, Xubin Quan, Ningxin Yu, Peng Guo, Yanli Wu
{"title":"Extraction, purification, structural characterisation, and anti-glycolipid metabolism disorder activities of <i>Alpinia officinarum</i> Hance polysaccharide.","authors":"Wenzhao Wang, Qiuyun Li, Xinyu Chen, Jiayue Liang, Yiyang He, Yaowen Xing, Xubin Quan, Ningxin Yu, Peng Guo, Yanli Wu","doi":"10.1080/14786419.2025.2509884","DOIUrl":"https://doi.org/10.1080/14786419.2025.2509884","url":null,"abstract":"<p><p><i>Alpinia officinarum</i> Hance is a traditional medicinal and edible plant, but research on its polysaccharides has been limited. In this study, a purified polysaccharide, named AOP-1-1, was successfully extracted. Its structure was meticulously analysed through techniques, such as NMR and HPLC. AOP-1-1 was determined to be an acidic heteropolysaccharide with high purity and uniformity. To further explore its potential medicinal value, its activity against glycolipid metabolism disorders was investigated. The results showed that AOP-1-1 could inhibit key enzymes involved in glucose metabolism and improve the abnormal levels of total cholesterol (TC) and triglycerides (TG) in oleic acid-induced HepG2 cells. Additionally, it demonstrated significant antioxidant activity. These findings provide a theoretical foundation for the further development and utilisation of <i>A. officinarum</i> Hance, opening up new possibilities for its application in the fields of medicine and health.</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-8"},"PeriodicalIF":1.9,"publicationDate":"2025-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144266803","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A new cytotoxic stilbene from Paphiopedilum hirsutissimum (Lindl. ex Hook.) Stein. 一种新的细胞毒性二苯乙烯。例钩)。斯坦。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-09 DOI: 10.1080/14786419.2025.2514732
Nonthalert Lertnitikul, Cherdsak Boonyong, Rutt Suttisri
{"title":"A new cytotoxic stilbene from <i>Paphiopedilum hirsutissimum</i> (Lindl. ex Hook.) Stein.","authors":"Nonthalert Lertnitikul, Cherdsak Boonyong, Rutt Suttisri","doi":"10.1080/14786419.2025.2514732","DOIUrl":"https://doi.org/10.1080/14786419.2025.2514732","url":null,"abstract":"<p><p>A new <i>trans-</i>stilbene, (<i>E</i>)-2,4-<i>bis</i>(4-hydroxybenzyl)-3,5-dihydroxystilbene (<b>1</b>), and ten known compounds including stilbenoids (<b>2</b>, <b>7</b>, <b>8</b>, <b>10</b>), coumaric acid ester (<b>3</b>), flavonoids (<b>4</b>-<b>6</b>), aromatic aldehyde (<b>9</b>) and triterpenoid glycoside (<b>11</b>) were isolated from the leaves and roots of the lady slipper's orchid <i>Paphiopedilum hirsutissimum</i> (Lindl. ex Hook.) Stein. The structures of these chemical constituents were determined based on their spectroscopic data and comparison with literature. <i>In vitro</i> cytotoxicity of all isolated compounds towards human hepatic cancer (HepG2) cell line was examined by MTT assay. Izalpinin (<b>6</b>) was potently cytotoxic to the cancer cells, with an IC<sub>50</sub> value of 4.62 ± 1.50 μM. Stilbenoids <b>2</b>, <b>7</b> and <b>8</b> also exhibited notable activity in the range of 6.31-6.68 μM. All compounds, except the new stilbene <b>1</b>, were non-toxic to normal fibroblast (OUMS-36) cell line.</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-9"},"PeriodicalIF":1.9,"publicationDate":"2025-06-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144248783","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Secondary metabolites from Pometia pinnata leaves. 石榴树叶次生代谢物。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-07 DOI: 10.1080/14786419.2025.2514736
Isti Istiqamah, Herliana Herliana, Agil Fadilah, Aih Diniresna, Rizki Fitriani, Muhamad Insanu, Elvira Hermawati, Nizar Happyana
{"title":"Secondary metabolites from <i>Pometia pinnata</i> leaves.","authors":"Isti Istiqamah, Herliana Herliana, Agil Fadilah, Aih Diniresna, Rizki Fitriani, Muhamad Insanu, Elvira Hermawati, Nizar Happyana","doi":"10.1080/14786419.2025.2514736","DOIUrl":"https://doi.org/10.1080/14786419.2025.2514736","url":null,"abstract":"<p><p>A new hederagenin glycoside, named pometin B [3-<i>O</i>-(5'''-<i>O</i>-acetyl-α-L-arabinofuranosyl)-(1'''→3')-[α-L-rhamnopyranosyl-(1''→2')]-β-L-arabinopyranosyl hederagenin] (<b>1</b>), was isolated from <i>Pometia pinnata</i> leaves along with known compounds, including stigmasterol-3-<i>O</i>-α-glucoside (<b>2</b>), kaempferol-3-<i>O</i>-α-rhamnoside (<b>3</b>), quercetin-3-<i>O</i>-α-rhamnoside (<b>4</b>), and proanthocyanidin A2 (<b>5</b>). The chemical structures of these compounds were confirmed through detailed analysis of 1D and 2D NMR spectra, supported by mass spectrometry data. The identities of known compounds were further verified by comparison with the corresponding data in the literature. Compound <b>1</b> exhibited notable cytotoxic activity against the MCF7 cell line with the IC<sub>50</sub> value of 3.69 μg/mL. Compounds <b>3</b>-<b>5</b> showed significant antioxidant and alpha-glucosidase inhibitory activities.</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-6"},"PeriodicalIF":1.9,"publicationDate":"2025-06-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144248786","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Oleuropein protects against 5-fluorouracil-induced nephro-hepatotoxicity in animal model by focusing on preserving anti-oxidant defense, anti-inflammatory, and anti-apoptotic effects. 橄榄苦苷通过保持抗氧化防御、抗炎和抗凋亡的作用,对5-氟尿嘧啶引起的动物肾肝毒性具有保护作用。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-07 DOI: 10.1080/14786419.2025.2512576
Shokofeh Banaei, Vahid Asghariazar, Faraz Mahdizadeh, Mir-Mehdi Chinifroush-Asl, Elham Safarzadeh
{"title":"Oleuropein protects against 5-fluorouracil-induced nephro-hepatotoxicity in animal model by focusing on preserving anti-oxidant defense, anti-inflammatory, and anti-apoptotic effects.","authors":"Shokofeh Banaei, Vahid Asghariazar, Faraz Mahdizadeh, Mir-Mehdi Chinifroush-Asl, Elham Safarzadeh","doi":"10.1080/14786419.2025.2512576","DOIUrl":"https://doi.org/10.1080/14786419.2025.2512576","url":null,"abstract":"<p><p>The renal and liver dysfunction is considered to be a life-threatening side effect of chemotherapy drugs such as 5-fluorouracil (5-FU). This study was designed to assess the impact of oleuropein (OLE) against 5-FU-induced renal and liver toxicity. Twenty-four adult Sprague-Dawley rats were randomly divided into four groups (<i>N</i> = 6) including the control, 5-FU (100 mg/kg), OLE (200 mg/kg), and 5-FU + OLE. After treatment, blood and tissue samples were collected to assess the biochemical, inflammatory, oxidative stress, cell death associated parameters, and histological changes. 5-FU significantly increased biochemical parameters, TNF-α, and IL-6 concentration and were significantly related to histopathological complications. While the administration of oleuropein significantly decreased BUN-Cr, liver enzyme levels and inflammatory responses and improved pathological injuries. In addition, oleuropein ameliorated significantly the kidney and liver stress oxidative and apoptotic parameters. Conclusively, oleuropein exerted hepato-nephroprotective effects against 5-FU toxicity through its anti-oxidant, anti-apoptotic, and anti-inflammatory effects.</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-10"},"PeriodicalIF":1.9,"publicationDate":"2025-06-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144248784","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Rosmarinic acid attenuates photophobia, hyperalgesia and neuroinflammation during nitroglycerine induced migraine like headache in mice. 迷迭香酸减轻硝酸甘油诱导的小鼠偏头痛样头痛时的畏光、痛觉过敏和神经炎症。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-07 DOI: 10.1080/14786419.2025.2515274
Maira Anwar, Ismail Badshah, Babar Murtaza, Syed Muzzammil Masaud, Umair Ilyas, Amber Kiyani, Danish Patoli, Muhammad Tariq Khan
{"title":"Rosmarinic acid attenuates photophobia, hyperalgesia and neuroinflammation during nitroglycerine induced migraine like headache in mice.","authors":"Maira Anwar, Ismail Badshah, Babar Murtaza, Syed Muzzammil Masaud, Umair Ilyas, Amber Kiyani, Danish Patoli, Muhammad Tariq Khan","doi":"10.1080/14786419.2025.2515274","DOIUrl":"https://doi.org/10.1080/14786419.2025.2515274","url":null,"abstract":"<p><p>Rosmarinic acid (RA) is a polyphenolic compound with considerable anti-inflammatory and neuroprotective activities. Migraine is characterised by neuroinflammation, oxidative stress, and pain hypersensitivity. This study evaluated effects of RA in a nitroglycerine (NG) induced model of migraine like headache with sumatriptan as a standard drug. Mice were divided into five groups namely: control, NG-treated, NG + RA (20 mg/kg), NG + RA (40 mg/kg), and NG + sumatriptan. It was observed that NG administration led to reduced pain thresholds, increased head-scratching, photosensitivity, elevated nitrite levels, oxidative stress, and upregulated neuroinflammatory markers (IL-6, TNF-α, COX-2, CGRP). RA, particularly at 40 mg/kg, significantly reversed these effects by enhancing antioxidant enzyme activity, reducing inflammation, and improving neuronal integrity. Histopathological analysis revealed reduced satellitosis and preserved cortical and trigeminal nucleus caudalis structures. These findings highlight RA's neuroprotective, anti-inflammatory, and antioxidant properties, suggesting its potential as a therapeutic agent for migraine.</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-10"},"PeriodicalIF":1.9,"publicationDate":"2025-06-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144248785","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Inhibition of ectonucleotide pyrophosphatase/phosphodiesterase 1 (ENPP1) by compounds from fernandoa adenophylla (wall. ex G.Don) Steenis. 茶树提取物对外核苷酸焦磷酸酶/磷酸二酯酶1 (ENPP1)的抑制作用。don) Steenis。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-06 DOI: 10.1080/14786419.2025.2514730
Abdur Rauf, Rahaf Ajaj, Zafar Ali Shah, Giovanni Ribaudo
{"title":"Inhibition of ectonucleotide pyrophosphatase/phosphodiesterase 1 (ENPP1) by compounds from <i>fernandoa adenophylla</i> (wall. ex G.Don) Steenis.","authors":"Abdur Rauf, Rahaf Ajaj, Zafar Ali Shah, Giovanni Ribaudo","doi":"10.1080/14786419.2025.2514730","DOIUrl":"https://doi.org/10.1080/14786419.2025.2514730","url":null,"abstract":"<p><p>Ectonucleotide pyrophosphatase/phosphodiesterase 1 (ENPP1) is an enzyme that regulates several downstream pathways related to hydrolyses 2',3'-cyclic GMP-AMP dinucleotide (2',3'-cGAMP) signalling, and compounds targeting ENPP1 may find future applications in cancer and immunomodulation. In this work, 5 molecules were extracted from <i>Fernandoa adenophylla</i> (Wall. ex G.Don) Steenis and tested <i>in vitro</i> against the phosphodiesterase, highlighting methyl 1,2-dihydroxy-2-(3-methylbut-2-enyl)-3-oxoindene-1-carboxylate as the most potent inhibitor of the set. Computational techniques, including ligand-based simulations, molecular docking and machine learning-assisted toxicity predictions, further suggest that the compound may represent a promising lead in the context of ENPP1 inhibitors.</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-6"},"PeriodicalIF":1.9,"publicationDate":"2025-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144234589","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Unlocking nature's secrets: a review on the pharmacokinetics of plant-based medicines and herbal remedies. 解开大自然的秘密:植物性药物和草药的药代动力学综述。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-06 DOI: 10.1080/14786419.2025.2513583
Sudharsan Parthasarathy, Shaza H Aly, Siva Vijayakumar Tharumasivam, Bupesh Giridharan, Janani Chandran, Purushothaman Thirumurthy, Mohamed S Abd El Hafeez, Mohamed El-Shazly
{"title":"Unlocking nature's secrets: a review on the pharmacokinetics of plant-based medicines and herbal remedies.","authors":"Sudharsan Parthasarathy, Shaza H Aly, Siva Vijayakumar Tharumasivam, Bupesh Giridharan, Janani Chandran, Purushothaman Thirumurthy, Mohamed S Abd El Hafeez, Mohamed El-Shazly","doi":"10.1080/14786419.2025.2513583","DOIUrl":"https://doi.org/10.1080/14786419.2025.2513583","url":null,"abstract":"<p><p>Herbal and plant-based medicines have been used for centuries for their therapeutic properties. However, understanding their pharmacokinetics is essential for optimising their efficacy, ensuring their safety and guiding appropriate dosing regimens. Herbal and plant-based medications can be ingested, inhaled, applied topically or injected. Factors such as solubility, formulation and interactions with gut enzymes and transporters influence their absorption characteristics. Distribution of these compounds involves their movement throughout the body, influenced by factors like blood flow, tissue permeability and plasma protein binding. Herbal and plant-based medications are metabolised in the liver by cytochrome P450 enzymes and conjugation routes. Metabolism can vary by genetics and gut microbiome. These compounds can be excreted by the kidneys, liver, faeces, lungs, sweat and saliva. This review aims to decode the pharmacokinetics of herbal and plant-based medicines by providing a comprehensive overview of their absorption, distribution, metabolism and elimination processes.</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-25"},"PeriodicalIF":1.9,"publicationDate":"2025-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144248787","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A new ursane-type triterpene and potent antibacterial alkylbenzoquinones from the aerial parts of M aesa balansae. 一种新的熊烷型三萜和有效抗菌的烷基苯醌。
IF 1.9 3区 化学
Natural Product Research Pub Date : 2025-06-05 DOI: 10.1080/14786419.2025.2512574
Hieu Nguyen-Ngoc, Bui Thi Thu Trang, Cuong Quoc Nguyen, Quang De Tran, Dang Ngoc Quang, Vu Dinh Hoang, Nguyen Huu Tung, Ngoc Binh Vo, Duc Trong Nghiem, Minh Thi Tran, Hun Kim, Nguyen Van Minh, Gyung Ja Choi, Quang Le Dang
{"title":"A new ursane-type triterpene and potent antibacterial alkylbenzoquinones from the aerial parts of <i>M</i> <i>aesa balansae</i>.","authors":"Hieu Nguyen-Ngoc, Bui Thi Thu Trang, Cuong Quoc Nguyen, Quang De Tran, Dang Ngoc Quang, Vu Dinh Hoang, Nguyen Huu Tung, Ngoc Binh Vo, Duc Trong Nghiem, Minh Thi Tran, Hun Kim, Nguyen Van Minh, Gyung Ja Choi, Quang Le Dang","doi":"10.1080/14786419.2025.2512574","DOIUrl":"https://doi.org/10.1080/14786419.2025.2512574","url":null,"abstract":"<p><p>A new ursane-type triterpene (<b>1</b>) alongside two known alkylbenzoquinones, dihydromaesanin (<b>2</b>) and embeliquinone (<b>3</b>), were isolated from the aerial parts of <i>Maesa balansae</i>. The structure of <b>1</b> was elucidated based on 1D-, 2D-NMR, and HRESI-MS data. The two alkylbenzoquinones were tested on 13 phytopathogenic bacterial strains. Compound <b>2</b> displayed exceptional antibacterial activity against <i>Acidovorax avenae</i> subsp. <i>cattleyae</i>, <i>Xanthomonas arboricola</i> pv. <i>pruni, X. campestris</i> pv. <i>campestris</i>, and <i>Ralstonia solanacearum</i> with MIC values in a range of 1.6-100 µg/mL. Additionally, compound <b>3</b> exhibited antibacterial activity against <i>A. avenae</i> subsp. <i>cattleyae</i> with a MIC value of 50 µg/mL. Notably, the antibacterial activities of compounds <b>2</b> and <b>3</b> against various phytopathogenic bacteria were evaluated for the first time. Furthermore, the antibacterial mechanisms of compounds <b>2</b> and <b>3</b> against tested phytobacteria were elucidated <i>via</i> molecular docking studies, demonstrating strong binding with the active site of RpfF and DNA gyrase B (binding energies below -5.6 kcal/mol).</p>","PeriodicalId":18990,"journal":{"name":"Natural Product Research","volume":" ","pages":"1-11"},"PeriodicalIF":1.9,"publicationDate":"2025-06-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144226029","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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