FOOD RESEARCH INTERNATIONAL
·
2024
·
IF 7
Jingyu Li,Yuping Zhang,Renyu Zhang,Rujie Yang,Qianli Ma,Zhongshuai Wang,Pi Li,Jiangtao Xing,Peng Gao,Huan Liu,Hansheng Gong
Lipids are the key matrix for the presence of odorants in meat products. The formation mechanism of odorants of air-fried (AF) pork at 230 °C was elucidated from the perspectives of lipids and heat transfer using physicochemical analyses and multidimensional statistics. Twenty-nine key aroma compounds were identified, with pyrazines predominantly contributing to the roasty aroma of air-fried roasted pork. Untargeted lipidomics revealed 1184 lipids in pork during roasting, with phosphatidylcholine (PC), phosphatidylethanolamine (PE), and triglyceride (TG) being the major lipids accounting for about 60 % of the total lipids. TG with C 18 acyl groups, such as TG 16:1_18:1_18:2 and TG 18:0_18:0_20:3, were particularly significant in forming the aroma of AF pork. The OPLS-DA model identified seven potential biomarkers that differentiate five roasting times, including PC 16:0_18:3 and 2-ethyl-3,5-dimethylpyrazine. Notably, a lower specific heat capacity and water activity accelerated heat transfer, promoting the formation and retention of odorants in AF pork.
研究领域:
食品科学
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分析化学
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DOI
PubMed
高影响因子
JOURNAL OF BIOCHEMISTRY
·
2018
·Vol. 164
·期 6
·427-435
·
IF 2.35
Xu Tanye,Zhou Lin,Shi Yingying,Liu Liwei,Zuo Lihua,Jia Qingquan,Du Shuzhang,Kang Jian,Zhang Xiaojian,Sun Zhi
Sepsis is the dysregulated host response to an infection which leads to life-threatening organ dysfunction. Metabolomic profiling in bio-fluid or tissue is vital for elucidating the pathogenesis of sepsis and evaluating therapeutic effects of medication. In this study, an untargeted metabolomics approach was applied to study the metabolic changes in lung tissue of septic rats induced by cecal ligation and puncture (CLP) and investigate the treatment effects of Xubijing injection (XBJ). Metabolomics analyses were performed on ultra-high performance liquid chromatography-Q Exactive hybrid quadrupole-orbitrap high-resolution accurate mass spectrometry (UHPLC-Q-Orbitrap-HRMS) together with multivariate statistical analysis. A total of 26 differential metabolites between CLP and sham-operated group were identified. The altered metabolic pathways included energy metabolism, amino metabolism, lipid metabolism, fatty acid metabolism and hormone metabolism. Among the 26-varied metabolites, 15 were significantly regulated after XBJ treatment. The metabolic pathway network of sepsis was drawn to interpret the pathological feature of lung damage caused by sepsis and the underlying regulating mechanism of XBJ on the molecular levels. Our findings display that LC-MS-based metabolomics is a useful tool for uncovering the underlying molecular mechanism of sepsis, and XBJ may exert therapeutic effect by regulating multiple metabolic pathways.
研究领域:
医学
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药理学
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生物化学
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DOI
PubMed
高影响因子
FOOD RESEARCH INTERNATIONAL
·
2020
·
IF 4.972
Chen He,Zexin Sun,Xingchen Qu,Jun Cao,Xuanri Shen,Chuan Li
Round scad ( Decapterus maruadsi ) is rich in eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA). However, there is no comprehensive information covering its lipidomic profile. In this study, lipid profiles including fatty acid composition, distribution and detailed structure information were explored using gas chromatography-flame ionization detector (GC-FID) and ultra-high-performance liquid chromatography coupled with hybrid quadrupole-orbitrap mass spectrometry (UPLC-Q-Exactive Orbitrap-MS). The results showed that triacylglycerol (TG) was the dominant class, and the EPA and DHA were concentrated as glycerophospholipid (GP). The saturated fatty acids and monounsaturated fatty acids were mainly esterified in positions 1 and 3 of TG and sn -1-position of GP, while the polyunsaturated fatty acids (PUFA) were mainly esterified in sn -2-position of TG and GP. A total of 1282 species from six classes (21 subclasses) including glycerolipids (GL), sphingolipids (SP), GP, fatty acyls (FA), saccharolipids (SL) and prenol lipids (PR) were identified. Several molecular species were characterized with PUFA, especially EPA and DHA in GP. Considering the superior fatty acids composition and distribution of round scad, it is deserved for further exploitation of its marine lipid source on account of the healthy and nutritional functions.
研究领域:
生物化学
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营养学
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DOI
PubMed
高影响因子
JOURNAL OF FOOD COMPOSITION AND ANALYSIS
·
2023
·
IF 4.3
Li Zhou,Yuting Guan,Jiaxu Yao,Minjie Zhao,Haiyan Fu,Jikai Liu,Eric Marchioni
Lilium brownii var. viridulum Baker is an economically important plant, and its bulbs are popular among consumers for their high nutritional value. Due to the influence of environment, the chemical composition of lily from different origin is different, which leads to the different medicinal and nutritional values. Thus, it is very significant and necessary to discriminate the origins of lily. In this study, lipid classes and molecular species of lily samples from eight origins were identified and quantified by UHPLC-QE-Orbitrap/MS/MS and combined with chemometrics for modeling and analysis. The results showed that a total of 16 lipid classes and 88 lipid molecules were identified and quantified. The partial least squares discriminant analysis (PLS-DA) showed that there were significant differences in lipid metabolites between LH (Daodi) and other origins. And 39 characteristic compounds such as TAG 16:0/18:0/18:2, TAG 18:0/18:1/18:2, and LDGCC 15:2 could be used as the markers to identify the geographical origin of lily. This study established a new method to identify the origin traceability of lily in different production areas, and provided a theoretical basis to evaluate the nutritional value of lilies from different origins.
研究领域:
植物化学
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代谢组学
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食品科学
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DOI
高影响因子
Frontiers in Nutrition
·
2023
·
IF 5
Xueli Ge,Zhenguo Su,Yuhao Wang,Xue Zhao,Kaifei Hou,Shuna Zheng,Pengjiao Zeng,Zhongqi Shi,Senhao Hu,Yuqing Wang,Mengchen Zhou,Jiayu Zhang,Xiulian Li
Introduction Polydatin is a biologically active compound found in mulberries, grapes, and Polygonum cuspidatum , and it has uric acid-lowering effects. However, its urate-lowering effects and the molecular mechanisms underlying its function require further study. Methods In this study, a hyperuricemic rat model was established to assess the effects of polydatin on uric acid levels. The body weight, serum biochemical indicators, and histopathological parameters of the rats were evaluated. A UHPLC-Q-Exactive Orbitrap mass spectrometry-based metabolomics approach was applied to explore the potential mechanisms of action after polydatin treatment. Results The results showed a trend of recovery in biochemical indicators after polydatin administration. In addition, polydatin could alleviate damage to the liver and kidneys. Untargeted metabolomics analysis revealed clear differences between hyperuricemic rats and the control group. Fourteen potential biomarkers were identified in the model group using principal component analysis and orthogonal partial least squares discriminant analysis. These differential metabolites are involved in amino acid, lipid, and energy metabolism. Of all the metabolites, the levels of L -phenylalanine, L -leucine, O -butanoylcarnitine, and dihydroxyacetone phosphate decreased, and the levels of L -tyrosine, sphinganine, and phytosphingosine significantly increased in hyperuricemic rats. After the administration of polydatin, the 14 differential metabolites could be inverted to varying degrees by regulating the perturbed metabolic pathway. Conclusion This study has the potential to enhance our understanding of the mechanisms of hyperuricemia and demonstrate that polydatin is a promising potential adjuvant for lowering uric acid levels and alleviating hyperuricemia-related diseases.
研究领域:
药理学
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代谢组学
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生物化学
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医学
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DOI
PubMed
高影响因子
Frontiers in Pharmacology
·
2021
·
IF 5.811
Yang Wenning,Jiang Xiaoquan,Liu Jingtong,Qi Dongying,Luo Zhiqiang,Yu Guohua,Li Xueyan,Sen Muli,Chen Hongjiao,Liu Wei,Liu Yang,Wang Guopeng
The study of screening active constituents from traditional Chinese medicine (TCM) is important for explicating the mechanism of action of TCM and further evaluating the safety and efficacy effectively. However, detecting and identifying the active constituents from complicated biological samples still remain a challenge. Here, a practical, quick, and novel integrated strategy from in vitro, in situ, in vivo to in silico for rapidly screening the active constituents was developed. Firstly, the chemical profile of TCM in vitro was identified using UPLC-Q Exactive-Orbitrap HRMS. Secondly, the in situ intestinal perfusion with venous sampling (IPVS) method was used to investigate the intestinal absorption components. Thirdly, after intragastric administration of the TCM extract, the in vivo absorbed prototype components were detected and identified. Finally, the target network pharmacology approach was applied to explore the potential targets and possible mechanisms of the absorbed components from TCM. The reliability and availability of this approach was demonstrated using Tongfengding capsule (TFDC) as an example of herbal medicine. A total of 141 compounds were detected and identified in TFDC, and among them, 64 components were absorbed into the plasma. Then, a total of 35 absorbed bioactive components and 50 related targets shared commonly by compounds and gout were integrated via target network pharmacology analysis. Ultimately, the effects of the absorbed components on metabolism pathways were verified by experiments. These results demonstrated that this original method may provide a practical tool for screening bioactive compounds from TCM treating particular diseases. Furthermore, it also can clarify the potential mechanism of action of TCM and rationalize the application of TFDC as an effective herbal therapy for gout.
研究领域:
中药学
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药理学
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生物信息学
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药学
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DOI
PubMed
高影响因子
JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES
·
2024
·
IF 2.8
Peng Wang,Qiuliang Xu,Hua Zou,Ming Liu,Xiangjing Gao,Hong Ren,Junlin Wang,Yiyao Cao
Accurate, reliable, and sensitive methods for the determination of eight metabolites of p-chloronitrobenzene (p-CNB) were developed based on ultra-performance liquid chromatography − quadrupole − orbitrap high resolution mass spectrometry (UPLC-Q-Orbitrap HRMS). The free and conjugated forms of metabolites were determined before and after urine samples were hydrolyzed with acid. Subsequently, three solid phase extraction steps were used for concentration and purification. The calibration curves of the eight metabolites exhibited good linearity with an R 2 of >0.999, and the precision was good as well, with the coefficient of variations of intra-day and inter-day being lower than 7.0 % and 8.5 %, respectively. Analytical accuracy for all metabolites varied within ranges of 76.0–102.9 %, and the limit of detection and limit of quantification of all the metabolites varied within ranges of 0.2–7.7 μg/L and 0.6–25.6 μg/L in human urine, respectively. In addition, the application potential of the proposed methods were evaluated by applying them to the determination of metabolites in the urine of workers exposed to p-CNB, and these results showed that these methods were accurate, reliable, and sensitive, which makes them an excellent choice for detecting the metabolites of p-CNB in the urine of exposed workers.
研究领域:
分析化学
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环境健康
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职业健康
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DOI
PubMed
高影响因子
Frontiers in Immunology
·
2024
·
IF 5.7
Qian Liping,Zeng Zehua
Introduction: The outbreak of SARS-CoV-2, leading to COVID-19, poses a major global health threat. While specific treatments and vaccines are under development, Traditional Chinese Medicine (TCM) has historically been effective against pandemics, including viral pneumonias. Our study explores the efficacy and mechanisms of Jinhua Qinggan Granules (JHQG) in treating COVID-19.Methods: We analyzed JHQG’s components using UHPLC-Q-Exactive-Orbitrap-MS, identifying 73 compounds. Network pharmacology and single-cell RNA sequencing (scRNA-seq) were used to assess JHQG’s effects on immune cells from peripheral blood mononuclear cells (PBMCs). Literature review supported the antiviral and anti-inflammatory effects of JHQG.Results: JHQG targets were found to interact with immune cells, including neutrophils, monocytes, plasmablasts, and effector T cells, reducing their overactivation in severe COVID-19. JHQG’s modulation of these cells’ activity likely contributes to reduced inflammation and improved clinical outcomes.Discussion: Our findings provide insights into JHQG's mechanism of action, highlighting its potential in controlling the inflammatory response in COVID-19 patients. The study supports the use of JHQG as a safe and effective treatment for COVID-19 and similar viral infections, leveraging its ability to modulate immune cell activity and reduce inflammation.
研究领域:
中药学
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免疫学
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病毒学
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产品关联
DOI
PubMed
高影响因子
Antioxidants
·
2026
·Vol. 15
·期 8
·1008
·
IF 8.2
Zhengyan Tan,Pei Xu,Dan Wang,Zongna Han,Huaying Chen,Qianqian Zhu,Yang Yang,Wei Pan,Piao Wang,Rongxiang Chen
This study established an activity-oriented analysis method based on offline two-dimensional liquid chromatography–electrochemical detection (2D-LC-ECD) combined with ultra-high-performance liquid chromatography–Orbitrap-MS/MS (UHPLC-Orbitrap-MS/MS), which was used to comprehensively characterize the antioxidant components ofPolygonum multiflorumThunb. leaves (PML) and screen for differential compounds in samples from different origins. Antioxidant components were screened using 2D-LC-ECD combined with in vitro radical scavenging experiments; structure identification was conducted via UHPLC-Orbitrap-MS/MS, and chemometric analysis alongside quantitative determination of 19 major components was carried out across 31 batches of samples. A total of 43 potential antioxidant compounds were identified from PML, including 11 phenolic acids, 29 flavonoids, 2 stilbene glycosides, and 1 amino acid; phenolic acids and their derivatives, along with flavonoids, were identified as major contributors to antioxidant activity. Hierarchical clustering analysis and principal component analysis both grouped samples into four categories by origin; the orthogonal partial least squares discriminant analysis model (R2X = 0.933, R2Y = 0.941, Q2= 0.846) screened 10 key markers (VIP > 1). The quantitative results showed that polygonacetophenoside had the highest content in PML. In summary, the 2D-LC-ECD coupled with LC-Orbitrap-MS/MS strategy confirmed that phenolic acids and flavonoids are the core material basis for PML’s antioxidant capacity, providing scientific evidence for the industrial development of PML as a natural antioxidant.
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高影响因子
Food Chemistry-X
·
2026
·
IF 9.2
Hanxiu Deng,Shuteng Huang,Ruyue Zhang,Shengqian Sun,Xia Wei,Zijian Wang,Zhibin Wang,Jiayu Zhang
A traditional Botanical-Infused Chinese Fortified Wine-Guogong (BCFW) has a complex formula and diverse chemical composition. In this study, chemical profiling of BCFW was performed using UHPLC-Q-Exactive Orbitrap MS in both full-scan and complementary modes. A chemical database of BCFW was constructed from 30 botanical ingredients, with compounds identified through diagnostic ions and fragmentation patterns and further verified using literature sources. Headspace gas chromatography-ion mobility spectrometry (HS-GC-IMS) was employed to profile volatile organic compounds (VOCs) in both BCFW and base wine, and chemometric analysis revealed batch-to-batch variations. A total of 658 compounds were identified, including 590 non-volatile and 68 volatile constituents. HS-GC-IMS fingerprints revealed generally consistent VOC profiles across batches, with notable differences observed in S1, S7, and S10. This comprehensive chemical characterization of BCFW provides a valuable reference for quality assessment and control.
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DOI
PubMed
高影响因子
FOOD CHEMISTRY
·
2025
·
IF 9.8
Ying Wang,Xinhui Bi,Xuhui Huang,Dongmei Li,Lei Qin,Yuying Zhang
Due to the complexity of animal matrices and the different polarities of lipids, the measurement methods are expected to cover a comprehensive range of lipid species. Three extraction methods (chloroform/methanol, methyl tert -butyl ether, and Soxhlet methods) and three resuspension solvents (methanol, isopropanol/acetonitrile = 1:1, and isopropanol/acetonitrile = 9:1) were used to compare the lipid species, contents, and ionization efficiency of Spanish mackerel and duck muscles. Overall, the chloroform/methanol extraction method was the most effective in capturing a diverse array of lipid species. The redissolution solvent isopropanol/acetonitrile (1,1) was highly efficient for detecting triglycerides, while methanol was effective in detecting diacylglycerols and phospholipids. Optimizing the measurement conditions of lipids with different polarities provides a valuable reference for lipid extraction and structural elucidation in different muscle tissues. Furthermore, it supports the determination of differential markers for animal lipid metabolism studies or food authentication using an untargeted lipidomic approach.
研究领域:
分析化学
·
生物化学
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产品关联
DOI
PubMed
高影响因子
CHEMISTRY & BIODIVERSITY
·
2020
·Vol. 17
·期 8
·e2000243
·
IF 2.039
Wenjing Yu,Kaiju Sun,Liying Zhang,Xilin Wan,Changbao Chen,Rui Su,Yifei Liu,Hongfeng Wang,Hongmei Yang
Squalene has been used as a dietary supplement for a long history due to its potential cancer-preventive function. However, the mechanism has not been investigated in detail yet. Therefore, the aim of this study is to see if the plasma coenzyme Q10 (CoQ10) level will be altered by gavage of squalene and oxidosqualenes to rats. In the present work, a sensitive and simple high-performance analytical method based on ultra-high-performance liquid chromatography coupled with an Orbitrap mass spectrometry (UPLC-Orbitrap-MS) was developed for the quantification of CoQ10 in rat plasma. Coenzyme Q9 (CoQ9) was employed as the internal standard. CoQ10 was determined after acetonitrile-mediated plasma protein precipitation using UPLC-Orbitrap-MS in negative ion mode. Intragastric administration of squalene and the two squalene epoxides into rats once daily for several days elevated the level of CoQ10 in their plasma, but there was no significant difference between high-dose (286 mg/kg) and low-dose (143 mg/kg) groups. Intragastric administration of squalene once a day for 5 consecutive days and oxidosqualenes once a day for 3 consecutive days is necessary for reaching the steady-state level of CoQ10. Our present findings indicate that squalene and oxidosqualenes may be useful for stimulating the synthesis of CoQ10 in rats.
研究领域:
药理学
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分析化学
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生物化学
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产品关联
DOI
PubMed
高影响因子
危险品化学品经营许可证（带存储）