Biomedical Chromatography最新文献_第3页

Non-Targeted Metabolomics Analysis of Metabolite Differences in Inocutis tamaricis Under Different Culture Conditions 不同培养条件下柽柳链球菌代谢物差异的非靶向代谢组学分析

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-16 DOI: 10.1002/bmc.70113

Na Zhang, Qi Cui, Xiao-Feng Ma, Kai Huang, Qin Tian, Tian-Li Zhang, Guo-Chao Wu, Shu-De Yang, Xian Hao Cheng, Rui Zhang, Yong-Fei Ming

{"title":"Non-Targeted Metabolomics Analysis of Metabolite Differences in Inocutis tamaricis Under Different Culture Conditions","authors":"Na Zhang, Qi Cui, Xiao-Feng Ma, Kai Huang, Qin Tian, Tian-Li Zhang, Guo-Chao Wu, Shu-De Yang, Xian Hao Cheng, Rui Zhang, Yong-Fei Ming","doi":"10.1002/bmc.70113","DOIUrl":"https://doi.org/10.1002/bmc.70113","url":null,"abstract":"<div>\u0000 \u0000 <p><i>Inocutis tamaricis</i> is a medicinal fungus with significant pharmacological activity. In this study, ultra-high performance liquid chromatography-high resolution mass spectrometry (UPLC/MS) was used to conduct a comprehensive non-targeted metabolomics analysis of the metabolites of wild fruiting body (WF), cultured fruiting body (CF), and liquid cultured mycelium (LCM). Orthogonal partial least square discriminant analysis (OPLS-DA) was used to compare the three culture methods, to describe the regulatory effect of specific culture methods on metabolite distribution and yield of <i>I. tamaricis</i>, and the differential metabolites were enriched and analyzed to identify key metabolic pathways. The results showed significant differences in the types and abundances of active substances produced in different culture methods. There were 35 compounds in common, the WF, CF, and LCM had their unique metabolites, which were 39, 16, and 29 respectively, confirming the significant differences in the metabolites in different cultures, six key metabolic pathways were identified, including unsaturated fatty acid biosynthesis, linoleic acid, and <i>α</i>-linolenic acid metabolism, etc.</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 7","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144074581","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

A Comparative Research of the Flavonoid Metabolites From Viscum coloratum in Normal and RA Rats by an Integrated Analytical Strategy

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-13 DOI: 10.1002/bmc.70105

Yu-Qing Wang, Wei Guan, Yan-Ying Li, Bo Wen, Zhi-Jiang Chen, Shuang Liu, Yan-Fu Wang, Zhi-Chao Hao, Qing-Shan Chen, Li-li Zhang, Shu Liu, Anam Naseem, Yao-Xin Sui, Si-Tong Liu, Hai-Xue Kuang, Bing-You Yang, Yan Liu

{"title":"A Comparative Research of the Flavonoid Metabolites From Viscum coloratum in Normal and RA Rats by an Integrated Analytical Strategy","authors":"Yu-Qing Wang, Wei Guan, Yan-Ying Li, Bo Wen, Zhi-Jiang Chen, Shuang Liu, Yan-Fu Wang, Zhi-Chao Hao, Qing-Shan Chen, Li-li Zhang, Shu Liu, Anam Naseem, Yao-Xin Sui, Si-Tong Liu, Hai-Xue Kuang, Bing-You Yang, Yan Liu","doi":"10.1002/bmc.70105","DOIUrl":"https://doi.org/10.1002/bmc.70105","url":null,"abstract":"<div>\u0000 \u0000 <p><i>Viscum coloratum</i> (Kom.) Nakai has been demonstrated to be an effective treatment for rheumatoid arthritis (RA), but the pharmacodynamic substances are still unclear. In this study, a four-step strategy integrated nontargeted metabolomics, multivariate statistical analysis, and UNIFI software. An ultrahigh-performance liquid chromatography-quadrupole time-of-flight mass spectrometry (UHPLC-Q-TOF-MS) method was employed to characterize 56 flavonoids from <i>V. coloratum</i>, 25 prototypes and 133 metabolites in biological samples of rats following oral administration of <i>V. coloratum</i>. The endogenous interference peaks in plasma, urine, and feces were reduced by 83.79%, 91.60%, and 86.02%, respectively, through the application of nontargeted metabolomics approaches. The distinctions and commonalities in the flavonoid metabolic pathways of <i>V. coloratum</i> under normal and RA conditions were summarized. Phase II metabolism was significantly affected in the RA rats, especially the prototype exposure and its metabolites in plasma and excreted by urine and feces. Utilizing the aforementioned methods, we identified 109 differential metabolites, including 17 RA-specific metabolites. Twenty-two flavonoid prototypes and their metabolites were identified as potential pharmacodynamic substances in plasma. All the information gained from this study will significantly contribute to elucidating the potential biological and pharmacological mechanisms of flavonoids in <i>V. coloratum</i>, thereby opening new avenues for drug development.</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 6","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143944687","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Determination of Schaftoside and Isoschaftoside in Rat Plasma Utilizing UPLC-MS/MS 高效液相色谱-质谱联用法测定大鼠血浆中禾甲苷和异禾甲苷的含量

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-12 DOI: 10.1002/bmc.70106

Jianbo Li, Runrun Wang, Mengmeng Shao, Yongxi Jin, Saiya Chen, Xianqin Wang, Fang Chen

{"title":"Determination of Schaftoside and Isoschaftoside in Rat Plasma Utilizing UPLC-MS/MS","authors":"Jianbo Li, Runrun Wang, Mengmeng Shao, Yongxi Jin, Saiya Chen, Xianqin Wang, Fang Chen","doi":"10.1002/bmc.70106","DOIUrl":"https://doi.org/10.1002/bmc.70106","url":null,"abstract":"<div>\u0000 \u0000 <p>To evaluate the pharmacokinetics, absolute bioavailability, and plasma concentrations of schaftoside and isoschaftoside in rats, an UPLC-MS/MS method was employed. For sample preparation, plasma proteins were precipitated using chilled methanol. The separation was achieved on a UPLC HSS T3 column with a mobile phase consisting of methanol and water (with 0.1% formic acid in water), at a flow rate of 0.4 mL/min. Detection was performed using electrospray ionization (ESI) in positive ion mode, coupled with multiple reaction monitoring (MRM) for quantitative analysis. Rats received oral doses of schaftoside (1 mg/kg) and isoschaftoside (5 mg/kg), and the pharmacokinetic profiles of both compounds were compared. The calibration curve for the method demonstrated excellent linearity within the concentration range of 1–2000 ng/mL, with correlation coefficients (<i>r</i> values) exceeding 0.99. Following intravenous and oral administration, significant differences were observed in the AUC<sub>(0–t)</sub> between schaftoside and isoschaftoside, whereas their half-lives (t<sub>1/2</sub>) remained comparable. The absolute bioavailability of schaftoside and isoschaftoside in rat plasma was determined to be 0.95% and 0.22%, respectively.</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 6","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143938889","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Comprehensive Chemical Profiling of Moringa oleifera Leaves Extracts by LC–MS/MS Followed by In Silico ADMET Prediction Using SwissADME 用LC-MS /MS分析辣木叶提取物的化学成分，并用SwissADME进行ADMET预测

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-12 DOI: 10.1002/bmc.70110

Abdelhadi Seghir, Meriem Mokhtar, Khaldun M. Al Azzam, Bounoua Nadia, Erdi Can Aytar, Amel Saad, Touati Boumediene

{"title":"Comprehensive Chemical Profiling of Moringa oleifera Leaves Extracts by LC–MS/MS Followed by In Silico ADMET Prediction Using SwissADME","authors":"Abdelhadi Seghir, Meriem Mokhtar, Khaldun M. Al Azzam, Bounoua Nadia, Erdi Can Aytar, Amel Saad, Touati Boumediene","doi":"10.1002/bmc.70110","DOIUrl":"https://doi.org/10.1002/bmc.70110","url":null,"abstract":"<div>\u0000 \u0000 <p>This study analyses the nutritional and medicinal properties of <i>Moringa oleifera</i> leaves from sub-Saharan Africa using HPLC–PDA–ESI-MS. A method for simultaneous polyphenol quantification was developed to understand how different habitats influence the quality and polyphenolic profile of <i>M. oleifera</i>. The study specifically aimed to analyze the polyphenolic profile of phenolic compounds extracted from <i>M. oleifera</i> leaves from the Tabelbala region in Bechar, Algeria. The extract's complete polyphenolic profile was determined using liquid chromatography, photodiode array, and mass spectrometry detection via an electrospray ionization interface. A total of 16 compounds were identified, with variations observed between different extracts. The most abundant among these were quercetin-3-<i>O</i>-glucoside (964.43 μg/g dry matter), kaempferol (839.71 μg/g dry matter), and rutin (835.51 μg/g dry matter). The acetonic extract was the only source of gallic acid, which was measured at 496.14 μg/g dry matter. It provides a database for qualitative assessments and clinical applications of <i>M. oleifera</i>, laying the groundwork for future germplasm selection and development research. Quantitative analysis methodology can be applied to quality assessment protocols. Findings show compounds with low gastrointestinal absorption and skin permeability prevent CYP-related medication interactions, but poor bioavailability and efflux transport capabilities limit their therapeutic potential, necessitating formulation strategies.</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 6","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143938890","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

A Simple, Sensitive, and Stable LC–MS/MS Method for the Simultaneous Determination and Pharmacokinetic Study of Dapagliflozin and Its Metabolite D3OG in Human Plasma 一种简单、灵敏、稳定的LC-MS /MS同时测定人血浆中达格列净及其代谢物D3OG的药动学研究

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-07 DOI: 10.1002/bmc.70108

Ancheng Gu, Chuwen Zhang, Dan Li, Bohong Cen, Wanwen Cao, Zhongyuan Xu

{"title":"A Simple, Sensitive, and Stable LC–MS/MS Method for the Simultaneous Determination and Pharmacokinetic Study of Dapagliflozin and Its Metabolite D3OG in Human Plasma","authors":"Ancheng Gu, Chuwen Zhang, Dan Li, Bohong Cen, Wanwen Cao, Zhongyuan Xu","doi":"10.1002/bmc.70108","DOIUrl":"https://doi.org/10.1002/bmc.70108","url":null,"abstract":"<div>\u0000 \u0000 <p>Dapagliflozin is a widely used sodium-glucose cotransporter 2 inhibitor that has been approved for the treatment of Type 2 diabetes. In this study, we present a simple and sensitive high-performance liquid chromatography tandem mass spectrometry (HPLC–MS/MS) method for the simultaneous quantification of dapagliflozin and its metabolite, dapagliflozin 3-O-glucuronide (D3OG). The experiments were conducted using an Agilent G6495B triple quadrupole mass spectrometer coupled with an Agilent 1290 Infinity II HPLC system, featuring a Poroshell 120 EC-C18 column. Gradient elution was performed with ammonium formate (10 mM) and methanol as the mobile phase. The G6495B was operated in negative ion mode with electrospray ionization and multiple reaction monitoring. The quantitative method was validated according to FDA and EMA guidelines, assessing parameters such as selectivity, linearity, accuracy, precision, dilution integrity, stability, and recovery. Methanol was used as a protein precipitant during sample preparation, resulting in consistent extraction recoveries ranging from 91% to 96% for all analytes. The linear range for the analytes was established at 2–800 μg/L with a sample volume of 100 μL. This validated method is sufficient for the simultaneous quantification of dapagliflozin and D3OG in plasma and has been successfully applied in pharmacokinetic studies, bioequivalence assessments, and clinical therapeutic monitoring.</p>\u0000 <p><b>Trial Registration:</b> Chinese Clinical Trial identifier: ChiCTR2100044600</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 6","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143919364","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Safety Assessment of Chlorantraniliprole and Methoxyfenozide in Maize: Residue Analysis, Dietary Risk Evaluation, and Estimation of Residues in Animal-Derived Products 玉米中氯虫腈和甲氧虫酰肼的安全性评价：残留分析、膳食风险评估和动物源性产品残留评估

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-07 DOI: 10.1002/bmc.70091

Yizhi Feng, Xibao Wu, Qixia Sun, Yanli Bian, Lin Liang

{"title":"Safety Assessment of Chlorantraniliprole and Methoxyfenozide in Maize: Residue Analysis, Dietary Risk Evaluation, and Estimation of Residues in Animal-Derived Products","authors":"Yizhi Feng, Xibao Wu, Qixia Sun, Yanli Bian, Lin Liang","doi":"10.1002/bmc.70091","DOIUrl":"https://doi.org/10.1002/bmc.70091","url":null,"abstract":"<div>\u0000 \u0000 <p>Field experiments conducted across 12 experimental plots evaluated the application feasibility of chlorantraniliprole and methoxyfenozide in maize cultivation systems. The recovery rates of two pesticides in maize matrices ranged from 95% to 106%, with relative standard deviations (RSDs) of 1%–7%. Analytical results demonstrated that residual concentrations of both pesticides in maize kernels and fresh maize samples remained below the limit of quantitation (LOQ) of 0.02 mg kg<sup>−1</sup> during both 28-day and 35-day harvest intervals under field conditions. Dietary risk assessments demonstrated distinct exposure profiles: chlorantraniliprole exhibited long-term exposure risks of 0.1%–2.3% across domestic and international models, while methoxyfenozide showed higher quotients (0.9%–17.9%). Comprehensive livestock dietary burden calculations indicated that estimated maximum residue levels (EMRLs) for both compounds in animal-derived products including milk, muscle tissue, liver, kidney, and fat showed significant safety margins. All EMRL values were substantially lower than established maximum residue limits (MRLs) set by major regulatory bodies: the Codex Alimentarius Commission (CAC), United States Environmental Protection Agency (US EPA), Japanese Agricultural Standards (JAS), and European Union (EU) regulations.</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 6","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143914085","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

High-Sensitivity LC-MS/MS Approach for Accurate Quantification of N-Nitroso Duloxetine in Duloxetine Pharmaceutical Formulations 高灵敏度LC-MS/MS法准确定量度洛西汀制剂中n -亚硝基度洛西汀含量

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-05 DOI: 10.1002/bmc.70101

Syam Sundhar Sai Kumar Boppana, Kiran Kumar Chagarlamudi, Rajesh Damarapurapu, Venkata Siva Suryanarayana Gurram, Vinod Kumar Manglige

{"title":"High-Sensitivity LC-MS/MS Approach for Accurate Quantification of N-Nitroso Duloxetine in Duloxetine Pharmaceutical Formulations","authors":"Syam Sundhar Sai Kumar Boppana, Kiran Kumar Chagarlamudi, Rajesh Damarapurapu, Venkata Siva Suryanarayana Gurram, Vinod Kumar Manglige","doi":"10.1002/bmc.70101","DOIUrl":"https://doi.org/10.1002/bmc.70101","url":null,"abstract":"<div>\u0000 \u0000 <p>The high-sensitivity analytical method for the detection of <i>N</i>-nitroso duloxetine, which can be carcinogenic in duloxetine medication products, was successfully developed by applying liquid chromatography–tandem mass spectrometry. Chromatographic separation was achieved by using liquid chromatography–mass spectrometry was carried out by employing an Agilent Zorbax Eclipse Plus C18, 4.6 × 150 mm, 5-μm column. The gradient elution mode was used to operate the mobile phase, which consisted of Phase A, which was a solution of 0.1% ammonia and 0.1% formic acid in water, and Phase B, 100% methanol. This approach overcame duloxetine challenges. Tandem mass spectrometric detection with positive electro spray ionization in MRM mode then found <i>N</i>-nitroso duloxetine. Quality control involves verifying the method for precision, specificity, linearity, accuracy, and robustness, following ICH and USP criteria <1225> to ensure suitability and consistent results. On the other hand, the correlation coefficient (<i>r</i>) was more than 1.000, the mean impurity recovery ranged from 100.5% to 102.4%, and the relative standard deviation (RSD) values (<i>n</i> = 6) ranged from 1.54% to 2.6% over the ranges of LOQ—150%. This work seeks to simplify risk assessment for <i>N</i>-nitroso duloxetine in duloxetine pharmaceutical formulations by providing a fast and reliable quantitative LC-MS/MS analytical method.</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 6","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143909332","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Exploring the Anticancer Effects of Xianliu Jieduan Fang on Colitis-Associated Colorectal Cancer Through Network Pharmacology and Experimental Validation 鲜柳解端方对结肠炎相关结直肠癌的网络药理学研究及实验验证

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-05 DOI: 10.1002/bmc.70102

Fang-Lan Li, Bei-Bei Wang, Ke-Feng Zeng, Hao-Yang Chen, Xi-Hua Wu, Yun Wang, Hong-Cheng Lin, Wei-Lin Li, Xiang-Dong Zhao

{"title":"Exploring the Anticancer Effects of Xianliu Jieduan Fang on Colitis-Associated Colorectal Cancer Through Network Pharmacology and Experimental Validation","authors":"Fang-Lan Li, Bei-Bei Wang, Ke-Feng Zeng, Hao-Yang Chen, Xi-Hua Wu, Yun Wang, Hong-Cheng Lin, Wei-Lin Li, Xiang-Dong Zhao","doi":"10.1002/bmc.70102","DOIUrl":"https://doi.org/10.1002/bmc.70102","url":null,"abstract":"<div>\u0000 \u0000 <p>This study evaluated the therapeutic effects of Xianliu Jieduan Fang (XLJDF) on colitis-associated colorectal cancer (CAC) and explored its molecular mechanisms through network pharmacology and experimental validation. Using an AOM/DSS-induced CAC mouse model, we evaluated XLJDF's efficacy. Active components were identified by UHPLC-QE-HRMS. Targets were predicted using SwissTargetPrediction and PubChem, while disease genes were obtained from GeneCards, DisGeNET, and TTD. Core targets and pathways were analyzed via Cytoscape and Metascape. Mechanisms were validated through molecular docking and experiments. XLJDF improved colon pathology and identified 68 active compounds, including nine key components like Kaempferol and Luteolin. Network analysis revealed 959 targets with 29 core genes (AKT1, CTNNB1, GSK3B, etc.). KEGG analysis showed XLJDF primarily acts through Wnt signaling, regulating apoptosis and cell migration. Experimental validation confirmed XLJDF inhibits Wnt/β-catenin pathway by preventing GSK3β inactivation. XLJDF exerts anti-CAC effects via a multi-component, multi-target network. Our study identifies key active compounds and demonstrates that XLJDF suppresses the Wnt/β-catenin pathway by preventing GSK3β inactivation, thereby inhibiting β-catenin stabilization.</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 6","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143909420","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Validated HPLC-UV Detection Method for Cefiderocol Quantification in a Critical Patient Receiving Fetcroja and Treated With Extracorporeal Replacement Therapies 经验证的高效液相色谱-紫外检测法在接受体外替代治疗的重症患者中定量头孢地罗

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-04 DOI: 10.1002/bmc.70104

Carlos Ezquer-Garin, Rafael Ferriols-Lisart, Manuel Alós-Almiñana, J. A. Carbonell, L. Hurtado, L. García-Vargas, G. Aguilar

{"title":"Validated HPLC-UV Detection Method for Cefiderocol Quantification in a Critical Patient Receiving Fetcroja and Treated With Extracorporeal Replacement Therapies","authors":"Carlos Ezquer-Garin, Rafael Ferriols-Lisart, Manuel Alós-Almiñana, J. A. Carbonell, L. Hurtado, L. García-Vargas, G. Aguilar","doi":"10.1002/bmc.70104","DOIUrl":"https://doi.org/10.1002/bmc.70104","url":null,"abstract":"<div>\u0000 \u0000 <p>A simple, rapid, and sensitive HPLC-UV method for cefiderocol quantification in plasma was developed to study the pharmacokinetic profile in a critical patient receiving Fetcroja and treated with a renal replacement therapy. After a quick deproteinization step by an effective precipitation, a chromatographic separation was performed with a C18 column and a mobile phase composed by acetonitrile and phosphate buffer at pH 3.50, delivered by gradient elution at a flow rate of 1.0 mL min<sup>−1</sup>. The UV detector was set at 260 nm. Metronidazole was used as an internal standard. A total run time analysis of 15 min was obtained. The method was validated according to the standard guidelines and applied to study the pharmacokinetics of cefiderocol in a critical patient. Total run time analysis obtained was shorter than previously HPLC reported methods, being useful for therapeutic drug monitoring or pharmacokinetic profile research.</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 6","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143905224","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Design of Experiments Approach for the Development of a Validated UPLC-Q-ToF/MS Method to Quantitate Soy-Derived Bioactive Peptide Lunasin in Rabbit Plasma: Application to a Pharmacokinetic Study 兔血浆中大豆来源的生物活性肽Lunasin的UPLC-Q-ToF/MS定量方法的实验方法设计：在药代动力学研究中的应用

IF 1.8 4区医学

Biomedical Chromatography Pub Date : 2025-05-03 DOI: 10.1002/bmc.70098

Gullapalli Kowmudi, Karthika Anoop, Magham Sai Varshini, Krishnaveni Nagappan, Sreenath Konanki, Thaggikuppe Krishnamurthy Praveen

{"title":"Design of Experiments Approach for the Development of a Validated UPLC-Q-ToF/MS Method to Quantitate Soy-Derived Bioactive Peptide Lunasin in Rabbit Plasma: Application to a Pharmacokinetic Study","authors":"Gullapalli Kowmudi, Karthika Anoop, Magham Sai Varshini, Krishnaveni Nagappan, Sreenath Konanki, Thaggikuppe Krishnamurthy Praveen","doi":"10.1002/bmc.70098","DOIUrl":"https://doi.org/10.1002/bmc.70098","url":null,"abstract":"<div>\u0000 \u0000 <p>A novel ultraperformance liquid chromatography coupled with quadrupole time-of-flight mass spectrometric (UPLC-Q-ToF/MS) method for quantifying soy-derived bioactive peptide lunasin in rabbit plasma was developed using design of experiments (DoE) methodology. Lunasin and Neuropeptide Y as an internal standard (IS) were separated on a BEH-C18 column (50 mm × 2.1 mm, 1.7 μm particle size) using 0.1% formic acid solution and acetonitrile as mobile phase delivered for 9 min at a constant flow rate of 0.4 mL/min in gradient mode. The Q-ToF mass spectrometer, equipped with electrospray combined ionization (ESCi) interface, was operated in positive ion mode, and the quantifier ions of lunasin and IS were at <i>m</i>/<i>z</i> 838 and <i>m</i>/<i>z</i> 602, respectively. The lower limit of quantification (LLOQ) was 34.6 ng/mL, and the assay was linear over the concentration range 35–10,000 ng/mL. The accuracy was within a range from 86.7% to 88.9% in terms of mean recovery (<i>R</i>), and the intraday and interday precisions in terms of relative standard deviation (RSD) were < 2.65% and < 6.22%, respectively. The method was successfully applied to a pharmacokinetic study involving oral administration of lunasin-rich processed soybeans (6.56 and 19.1 g/kg) to rabbits.</p>\u0000 </div>","PeriodicalId":8861,"journal":{"name":"Biomedical Chromatography","volume":"39 6","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143901069","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0