Article(id=1320889616132059313, tenantId=1146029695717560320, journalId=1260987677001138203, issueId=1320889471592149951, articleNumber=null, orderNo=null, doi=10.13386/j.issn1002-0306.2025020186, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1740326400000, receivedDateStr=2025-02-24, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1792854225428, onlineDateStr=2026-10-24, pubDate=1771084800000, pubDateStr=2026-02-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792854225428, onlineIssueDateStr=2026-10-24, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792854225428, creator=13701087609, updateTime=1792854225428, updator=13701087609, issue=Issue{id=1320889471592149951, tenantId=1146029695717560320, journalId=1260987677001138203, year='2026', volume='47', issue='4', pageStart='1', pageEnd='524', issueExtLink='null', onlineDate='null', pubDate='1771084800000', pubDateStr='2026-02-15', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792854190967, creator='13701087609', updateTime=1792854190967, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=337, endPage=347, ext={EN=ArticleExt(id=1320889617981747378, articleId=1320889616132059313, tenantId=1146029695717560320, journalId=1260987677001138203, language=EN, title=Analysis on Marker Metabolites of Pepper Chicken Contaminated by Salmonella based on LC-MS Non-targeted Metabonomics, columnId=1261343843585241413, journalTitle=Science and Technology of Food Industry, columnName=Analysis and Determination, runingTitle=null, highlight=null, articleAbstract=

To identify the marker metabolites of pepper chicken contaminated by Salmonella, liquid chromatography-mass spectrometry (LC-MS) was used to analyze the metabolite profiles of pepper chicken contaminated by Salmonella and control group, and random forest regression analysis and stepwise multiple linear regression were used to identify the key marker metabolites of pepper chicken contaminated by Salmonella. In the process of pollution degree, 1475 different metabolites were identified and analyzed, then 864 and 611 metabolites were identified in positive and negative ion mode respectively. The top 20 kinds of positive and negative ion patterns were selected as potential marker metabolites by random forest regression analysis. Receiver operating characteris curve (ROC) analysis showed that the biomarkers of amidinotaurine, taurocholic acid, 5b-carp cholesteryl sulfate and uridine-5'-monophosphate identified by random forest regression analysis showed a strong correlation with Salmonella-contaminated pepper chicken, in which the content of uridine-5'-monophosphate was significantly increased, which had a strong ability to distinguish Salmonella-contaminated pepper chicken from fresh pepper chicken. It could be used as a marker metabolite after Salmonella contamination of pepper chicken. The findings of this study could provide a theoretical basis for developing an innovative method to identify and detect food-borne pollution caused by Salmonella.

, authors=Jiangchao WU1, 2, *, Jinxi GUO3, Jie XU1, 4, Yongsong ZHANG1, Sujing LUO1, BUHELIQI·Abudurexiti4, authorsList=Jiangchao WU, Jinxi GUO, Jie XU, Yongsong ZHANG, Sujing LUO, BUHELIQI·Abudurexiti, authorCompany=null, correspAuthors=Jiangchao WU, authorNote=null, correspAuthorsNote=null, copyrightStatement=Copyright © 2026 Science and Technology of Food Industry. All rights reserved., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1320889619571388605, articleId=1320889616132059313, tenantId=1146029695717560320, journalId=1260987677001138203, language=CN, title=基于LC-MS非靶向代谢组学分析受沙门氏菌污染的椒麻鸡标志代谢物, columnId=1261343846139572559, journalTitle=食品工业科技, columnName=分析检测, runingTitle=null, highlight=null, articleAbstract=

为了鉴定沙门氏菌污染椒麻鸡后的标志代谢物,采用液相色谱-质谱联用(Liquid chromatography-mass spectro,LC-MS)非靶向代谢组学分析了沙门氏菌污染组和对照组椒麻鸡的代谢物图谱,并采用随机森林回归分析和逐步多元线性回归用于鉴定沙门氏菌污染椒麻鸡后的关键标志代谢物。在污染度过程中,共鉴定分析了1475种不同代谢物,正负离子模式下分别鉴定出864种和611种代谢物;通过随机森林回归分析选择正负离子模式各前20种作为潜在标志代谢物;受试者工作特征曲线(Receiver operating characteris,ROC)分析表明,采用随机森林回归分析鉴定的脒基牛磺酸、牛磺胆酸、5b-鲤胆甾醇硫酸盐、尿苷-5'-单磷酸生物标志物显示与沙门氏菌污染的椒麻鸡具有强相关性,其中尿苷-5'-单磷酸含量明显增高,具有很强的区分受沙门氏菌污染的椒麻鸡和新鲜椒麻鸡的能力,可作为沙门氏菌污染椒麻鸡后的标志代谢物。本研究为开发一种创新方法识别和检测由沙门氏菌引起的食源性污染提供了理论基础。

, authors=吴江超1, 2, *, 郭金喜3, 徐杰1, 4, 张永松1, 罗稣静1, 布合力其·阿布都热西提4, authorsList=吴江超, 郭金喜, 徐杰, 张永松, 罗稣静, 布合力其·阿布都热西提, authorCompany=null, correspAuthors=吴江超, authorNote=

吴江超(1985−),男,硕士,副教授,研究方向:农产品加工,E-mail:

, correspAuthorsNote=
吴江超(1985−),男,硕士,副教授,研究方向:农产品加工,E-mail:。
, copyrightStatement=版权所有 © 2026《食品工业科技》编辑部, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=ejBQK7Mo/EqtWzdEwt70WA==, magXml=11E+vLPuFhRoPR++lVMf+A==, pdfUrl=null, pdf=N5DHQ9IdGGC8ouM0u41AWg==, pdfFileSize=3386872, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=CdwpqkHlM9RUC1naTYWVQw==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=yaY0hWOXlTebd6qdRpl7WQ==, mapNumber=null, fund=null)}, authors=[Author(id=1320889620305391819, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=wujiangchao2008@163.com, emailSecond=null, emailThird=null, correspondingAuthor=1, authorType=1, ext={EN=AuthorExt(id=1320889620401860814, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, authorId=1320889620305391819, language=EN, stringName=Jiangchao WU, firstName=Jiangchao, middleName=null, lastName=WU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=1, 2, *, address=1College of Life and Geographic Sciences, Kashi University, Kashi 844000, China
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Food Chemistry, 2023, 409: 135294., articleTitle=null, refAbstract=null), Reference(id=1320889633018327332, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=32, rfOrder=33, authorNames=null, journalName=null, refType=null, unstructuredReference=JUNGE M R J, DETTORI J R. ROC Solid: Receiver operator characteristic (ROC) curves as a foundation for better diagnostic tests[J]. Global Spine Journal, 2018, 8(4): 424−429., articleTitle=null, refAbstract=null), Reference(id=1320889633404203301, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=33, rfOrder=34, authorNames=null, journalName=null, refType=null, unstructuredReference=FU L, PENG Q. A deep ensemble model to predict miRNA-disease association[J]. Scientific Reports, 2017, 7(1): 14482., articleTitle=null, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1320889619965653182, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, xref=1, ext=[AuthorCompanyExt(id=1320889619978236095, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, companyId=1320889619965653182, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=1College of Life and Geographic Sciences, Kashi University, Kashi 844000, China), AuthorCompanyExt(id=1320889619986624704, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, companyId=1320889619965653182, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=1喀什大学生命与地理科学学院,新疆喀什 844000)]), AuthorCompany(id=1320889620062122177, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, xref=2, ext=[AuthorCompanyExt(id=1320889620070510786, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, companyId=1320889620062122177, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=2Key Laboratory of Biological Resources and Ecology of Pamirs Plateau in Xinjiang Uygur Autonomous Region, Kashi 844000, China), AuthorCompanyExt(id=1320889620078899395, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, companyId=1320889620062122177, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=2新疆帕米尔高原生物资源与生态重点实验室,新疆喀什 844000)]), AuthorCompany(id=1320889620129231044, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, xref=3, ext=[AuthorCompanyExt(id=1320889620137619653, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, companyId=1320889620129231044, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=3Xinjiang Uygur Autonomous Region Institute of Product Quality Supervision and Inspection, Urumqi 830000, China), AuthorCompanyExt(id=1320889620146008262, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, companyId=1320889620129231044, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=3新疆维吾尔自治区产品质量监督检验研究所,新疆乌鲁木齐 830000)]), AuthorCompany(id=1320889620213117127, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, xref=4, ext=[AuthorCompanyExt(id=1320889620221505736, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, companyId=1320889620213117127, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=4Xinjiang Haide Enterprise Management Service Co., Ltd., Kashi 844000, China), AuthorCompanyExt(id=1320889620234088649, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, companyId=1320889620213117127, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=4新疆海德企业管理服务有限责任公司,新疆喀什 844000)])], figs=[ArticleFig(id=1320889627301490933, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=EN, label=Fig.1, caption=Quality control and metabolic profile of Salmonella-contaminated pepper chicken samples, figureFileSmall=N6Yu0MnYC6pqh4F015dEIw==, figureFileBig=CdwpqkHlM9RUC1naTYWVQw==, tableContent=null), ArticleFig(id=1320889627376988406, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=CN, label=图1, caption=沙门氏菌污染椒麻鸡样品的质量控制和代谢概况

注:(a)四个质控样品的正离子色谱图;(b)四个质控样品的负离子色谱图;(c)正离子模式质控样品相关性;(d)负离子模式质控样品相关性;(e)正离子模式对所有检测到的峰进行热图聚类;(f)负离子模式对所有检测到的峰进行热图聚类。

, figureFileSmall=N6Yu0MnYC6pqh4F015dEIw==, figureFileBig=CdwpqkHlM9RUC1naTYWVQw==, tableContent=null), ArticleFig(id=1320889627578314999, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=EN, label=Fig.2, caption=PCA analysis and metabolite classification of Salmonella-contaminated pepper chicken samples, figureFileSmall=GhNLUlmVtq5XANhtdq82Fg==, figureFileBig=NdCtuXJms6vPCm+87C0kgQ==, tableContent=null), ArticleFig(id=1320889627641229560, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=CN, label=图2, caption=沙门氏菌污染椒麻鸡样品的PCA分析和代谢物分类

注:(a)正离子模式PCA得分图;(b)负离子模式PCA得分图;(c)正离子模式柱状图;(d)负离子模式柱状图。

, figureFileSmall=GhNLUlmVtq5XANhtdq82Fg==, figureFileBig=NdCtuXJms6vPCm+87C0kgQ==, tableContent=null), ArticleFig(id=1320889627733504249, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=EN, label=Fig.3, caption=Identification of metabolite biomarkers in Salmonella-contaminated pepper chicken samples, figureFileSmall=EZkz3TwiXabymR7wi95Ysw==, figureFileBig=Yn+oJXogkWeRbNy85uYoDg==, tableContent=null), ArticleFig(id=1320889627804807418, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=CN, label=图3, caption=沙门氏菌污染椒麻鸡样品中代谢物生物标志物的鉴定

注:(a)正离子模式代谢物含量不同的火山图;(b)负离子模式代谢物含量不同的火山图;(c)正离子模式OPLS-DA得分图;(d)负离子模式OPLS-DA得分图;(e)正离子模式OPLS-DA 模型置换分析;(f)负离子模式OPLS-DA模型置换分析。

, figureFileSmall=EZkz3TwiXabymR7wi95Ysw==, figureFileBig=Yn+oJXogkWeRbNy85uYoDg==, tableContent=null), ArticleFig(id=1320889627863527675, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=EN, label=Fig.4, caption=Differential analysis of potential metabolite biomarkers in Salmonella contaminated pepper chicken samples, figureFileSmall=Kh3cbGKeKYSuXM/n0kuqpw==, figureFileBig=gDyLOEAjKlXJg0Y4VbL7lA==, tableContent=null), ArticleFig(id=1320889627939025148, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=CN, label=图4, caption=沙门氏菌污染椒麻鸡样品中潜在代谢物生物标志物的差异分析

注:(a)正离子模式重要性排名前 20位差异代谢物热图及柱状图,从上到下重要性依次递减;(b)负离子模式重要性排名前20位差异代谢物热图及柱状图,从上到下重要性依次递减;(c)正离子模式富集最显著的前20条KEGG pathway差异物质富集分析;(d)负离子模式富集最显著的前20条KEGG pathway差异物质富集分析。

, figureFileSmall=Kh3cbGKeKYSuXM/n0kuqpw==, figureFileBig=gDyLOEAjKlXJg0Y4VbL7lA==, tableContent=null), ArticleFig(id=1320889628001939709, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=EN, label=Fig.5, caption=Stability assessment of potential metabolite biomarkers in Salmonella-contaminated pepper chicken samples, figureFileSmall=PkhwXnRL06IouMWM3vioSw==, figureFileBig=Kk+Aq3YbEZY0KtJS55rAsA==, tableContent=null), ArticleFig(id=1320889628060659966, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=CN, label=图5, caption=沙门氏菌污染椒麻鸡样品中潜在代谢物生物标志物的稳定性评估

注:(a)潜在代谢物生物标志物的聚类热图;(b)潜在代谢物生物标记物的小提琴图;(c)进行10倍交叉验证构建综合ROC曲线;*表示P<0.05。

, figureFileSmall=PkhwXnRL06IouMWM3vioSw==, figureFileBig=Kk+Aq3YbEZY0KtJS55rAsA==, tableContent=null), ArticleFig(id=1320889628123574527, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=EN, label=Table 1, caption=

Elution gradient in positive and negative modes

, figureFileSmall=null, figureFileBig=null, tableContent=
时间(min)B(%)
05
15
795
895
8.15
125
), ArticleFig(id=1320889628186489088, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=CN, label=表1, caption=

正负模式洗脱梯度

, figureFileSmall=null, figureFileBig=null, tableContent=
时间(min)B(%)
05
15
795
895
8.15
125
), ArticleFig(id=1320889628253597953, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=EN, label=Table 2, caption=

Potential biomarkers of Salmonella contaminated pepper chicken

, figureFileSmall=null, figureFileBig=null, tableContent=
序号代谢物名称保留时间(min)参考离子代谢物分子式VIPP-value
1(+)-γ-氨基-β-羟基丁酸0.662[M+H]+C4H9NO31.710.046
24-甲基咪唑0.696[M+H]+C4H6N21.760.049
35-[(3-吡啶基甲基)氨基]-1H-吡唑-4-甲酰胺0.714[M+NH4]+C10H11N5O1.670.049
4S-甲基-L-半胱氨酸-S-氧化物0.815[M+Na]+C4H9NO3S1.740.041
5尿苷-5'-单磷酸0.816[M+H]+C9H13N2O9P1.860.032
62,3-二氢苯并呋喃1.054[M+H]+C8H8O1.660.048
74-(2-羟基-2-丙基)-2-丙基-1H-咪唑-5-甲酸乙酯1.083[M+H-H2O]+C12H20N2O31.990.003
82-氨基-N-环己基乙磺酰胺1.465[M+Na]+C8H18N2O2S1.950.002
93,6-二甲基-1,4-二氧杂环己烷-2,5-二酮1.571[M+H]+C6H8O41.860.011
101-(2-吡啶偶氮)-2-萘酚1.632[M+H]+C15H11N3O1.760.032
11谷氨酰蛋氨酸1.685[M+H]+C10H18N2O5S1.670.049
12N'-羟基-2-甲基-1,3-噻唑-4-甲脒2.330[2M+H]2+C5H7N3OS1.800.031
13(6E)-10-庚基-5,8,9-三羟基3,4,5,8,9,10-六氢2.331[M+H]+C16H28O51.840.014
14N2-[2-(甲硫基)苯基]-1,3,5-三嗪-2,4-二胺3.004[2M+Na]+C10H11N5S1.790.043
15γ-谷氨酰苯丙氨酸3.295[M+H]+C14H18N2O51.850.038
165-(4-甲基-1-哌嗪基)-5-氧代戊酸3.375[M+H]+C10H18N2O31.820.047
171-(2-喹喔啉基)-1,2,3,4-丁四醇3.493[M+H]+C12H14N2O41.850.018
185-氟-1H-吲哚-2-甲酰肼3.524[M+Na]+C9H8FN3O1.700.049
191-(2-呋喃甲基)-5-氧代-3-吡咯烷羧酸3.548[M+H]+C10H11NO41.780.022
204-(吗啉磺酰基)苯胺3.597[M+H]+C10H14N2O3S1.900.016
213-甲基硫嘌呤酸3.6[M+NH4]+C10H11NO31.800.020
22假翅果酸3.603[M+H]+C20H22O51.740.046
2312-羟基茉莉酸3.666[M+H]+C12H18O41.780.039
248-甲基-7-氧代-5-(2-噻吩基)-7,8-二氢[1,2,4]三唑并[4,3-a]嘧啶-6-甲腈3.681[M+NH4]+C11H7N5OS1.870.016
253-仲丁基六氢吡咯并[1,2-a]吡嗪-1,4-二酮3.687[M+CH3OH+H]+C11H18N2O21.750.037
262-乙基-3-羟基-4H-吡喃-4-酮3.718[M+H]+C7H8O31.700.038
27环(亮氨酰脯氨酰)3.768[M+H]+C11H18N2O21.700.044
28脯氨酸一酪氨酸3.858[M+H-H2O]+C14H18N2O31.830.017
295-(4-羟基戊基)-1,3-苯二酚4.042[M+H]+C11H16O31.680.043
30二氢柠檬烯酮4.048[M+H]+C13H14O61.850.012
31(5xi,9xi)-贝耶尔-15-烯-18-醇4.068[M+H]+C20H32O1.900.018
321-(4-羟基-3-甲氧基苯基)-2-(1-吡咯烷基)-1-戊酮4.115[M+H]+C16H23NO31.950.003
33O-甲基柯氏九里香酚碱4.169[M+H]+C19H19NO21.970.001
34(1R,4aR,5S)-5-[(3E)-5-羟基-3-甲基-3-戊烯-1-基]-1,4a-二甲基-6-亚甲基十一氢-1-萘甲醛4.214[M+ACN+H]+C20H32O21.730.038
35埃瑞莫派他西诺酮A4.348[M+H]+C13H18O21.750.031
361-2-氨基-1-(4-羟苯基)乙基环己醇4.356[M+H]+C14H21NO21.790.034
372-氨基-3-(4-羟基苯基)丙醛4.424[M+H]+C9H11NO21.810.026
38去甲文拉法辛4.611[M+H]+C16H25NO21.950.002
39托哌酮4.674[M+CH3OH+H]+C16H23NO1.880.012
40邻苯二甲酸单异丁酯4.789[M+H]+C12H14O41.800.043
41O-叔丁基-L-酪氨酸4.902[M+H-H2O]+C13H19NO31.760.037
424-氨基-5-(4-甲氧基苯基)-2- 4-二氢-3H-1,2,4-三唑-3-硫酮4.912[M+H]+C9H10N4OS1.800.019
43反式异丁香酚乙酸酯4.941[M+ACN+H]+C12H14O31.690.047
443,4,5-三羟基环己-1-烯-1-甲酸甲酯4.973[M+H]2+C8H12O51.810.048
45N-甲基磺酰胺5.031[M+CH3OH+H]+C2H7NO2S1.920.005
46头孢噻肟I5.052[M+H]+C20H31NO31.730.033
472-吡咯烷酮5.067[M+H]+C4H7NO1.700.043
48左旋那维啶5.263[2M+H]+C17H19NO31.790.024
497β-羟基紫檀醇5.374[M+H]+C29H48O22.020.000
50N-异丙基环己甲酰胺5.59[M+NH4]+C10H19NO1.690.040
51烯丙吗啡5.646[M+H]+C19H21NO31.700.039
52N-(9-(3,4-亚甲二氧基苯基)-2,4,8-壬三烯酰基)哌啶5.703[M+Na]+C21H25NO31.700.046
532'-环己基-1'-氧代-1',4'-二氢-2'H-螺[环己烷-1,3'-异喹啉]-4'-羧酸5.821[M+H]+C21H27NO31.730.038
54(2E,4E,6E)-11-(1,3-苯并二恶茂-5-基)-N-异丁基-2,4,6-十一碳三烯酰胺5.848[M+H]+C22H29NO31.740.031
55磷脂酰胆碱(16:0/18:1(9z))5.909[M+H]+C42H82NO8P1.770.025
56(+/−)11(12)-二氢乙醇5.971[M+NH4]+C20H34O41.670.049
57(E)-9-(1,3--苯并二恶茂-5-基)-1-哌啶-1-基壬烷-8-烯-1-酮5.979[M+H]+C21H29NO31.730.042
583-(3-氧[1,2,4]三唑并[4,3-a]吡啶-2(3H)-基)丙酸
[4,3-a]吡啶-2(3H)-基)丙酸
6.073[2M+H]2+C9H9N3O31.890.018
599-羟基-7-(2-羟基丙-2-基)-1,4a-二甲基-1,2,3,4,4a,9,10,10a-八氢菲-1-羧酸-2H-氧杂癸烯-2-酮6.084[M+Na]+C20H28O41.700.049
60氯二恶唑6.113[M+H]+C16H27NO1.710.040
612-氨基十八烷-4-炔-1,3- 二醇6.139[M+H]+C18H35NO21.650.050
621-十六碳酰基-2-十八碳酰基-sn-甘油-3-磷酸胆碱6.17[M+CH3OH+H]+C42H80NO8P1.960.007
63巯基丁酮6.199[M+H]+C10H19N5O1.770.026
64几内亚碱6.239[M+H]+C24H33NO31.810.023
651-油酰基-2-棕榈酰基-sn-甘油-3-磷酸胆碱6.244[M+ACN+H]+C42H82NO8P1.870.013
663-甲基胸腺嘧啶6.255[M+H]+1.910.011
67(2E,10E)-11-(1,3--1-(1-哌啶基)-1-(1-苯并二恶茂-5-基)-2,10-十一碳二烯-1-酮6.264[M+H-H2O]+C23H31NO31.750.036
681-碘丁烷6.277[M+H]+C4H9I1.780.021
691-十八碳酰基-2-[(9Z,12Z)-十八碳二烯酰基]-sn-甘油-3-磷酸胆碱6.314[M+H]+C44H84NO8P1.870.037
701-异丙基-1H-吲哚-3-甲醛6.482[M+2H]2+C12H13NO1.980.003
71N-苄基-1-(2-呋喃基)甲胺6.554[M+ACN+H]2+C12H13NO1.940.003
72香草醇内酯7.392[M+H]+C12H15NO3S1.870.016
732-氨基硫环戊烷7.394[M+H]+C4H7NS1.730.036
743-磺酸基苯甲酸0.517[M-H]−C7H6O5S1.740.020
75脒基牛磺酸0.655[M-H]−C3H9N3O3S1.740.019
763-羧基-2,3-二脱氧-4-O-[(2E)-3-(4-羟基苯基)-2-丙烯酰基]戊二酸0.766[M-H]−C15H14O91.680.038
772-三氟甲基烟酸1.149[M-H]−C7H4F3NO21.940.000
78叔丁氧羰酰基6-氨基己酸1.581[M-H]−C11H21NO41.860.010
79苯-1,2,4-三醇1.808[M-H]−C6H6O31.860.007
802,3-二甲基丁二酸3.012[M-H]−C6H10O41.740.037
813-[(2,4-二甲氧基苯基)氨基]-3-氧代丙酸3.033[M-H]−C11H13NO51.760.040
826-(3,5-二甲基-1H-吡唑-1-基)-3(2H)-哒嗪酮3.245[M-H]−C9H10N4O1.680.040
83甜蜜素3.33[M-H]−C6H13NO3S1.790.035
842'-氟-2',3'-双脱氧腺苷3.336[M-H]−C10H12FN5O21.920.002
85(S)-3-羟基丁酸乙酯葡萄糖苷3.387[M-H]−C12H22O81.750.023
864-羧基苯甘氨酸3.431[M-H]−C9H9NO41.770.017
872,6-二甲基-5-甲氧羰基-4-(3-硝基苯基)-1,4-二氢吡啶-3-羧酸3.543[M-H]−C16H16N2O61.700.045
884-((5-(4-硝基苯基)恶唑-2-基)氨基)苯腈3.584[M-H]−C16H10N4O31.650.044
898-环戊基-1,3-二甲基黄嘌呤3.631[M-H]−C12H16N4O21.770.041
90N-苯乙酰基天冬氨酸3.632[M-H]−C12H13NO51.760.021
919-脱氮-9-(3-噻吩基甲基)鸟嘌呤3.664[M-H]−C11H10N4OS1.760.035
924-甲基-3,5-二甲基-1H-吡咯-2,4-二甲酸 2-乙基酯3.673[M-H]−C11H15NO41.780.023
93N-苯乙酰基谷氨酸3.706[M-H]−C13H15NO51.860.006
94辛二酸3.749[M-H]−C8H14O41.900.016
954-[(4-羟基-2-甲氧基-3,5,6-三甲基苯甲酰基)氧基]-2-甲氧基-3,5,6-三甲基苯甲酸3.773[M-H]−C22H26O71.750.028
962-[(2-甲基苯甲酰基)氨基]乙酸3.778[M-H]−C10H11NO31.800.022
972-[(1R,2S,6R,7S)-3,5-二氧代-4-氮杂三环[5.2.1.0~2,6~]癸-4-基]丙酸3.791[M-H]−C12H15NO41.650.048
982-羟基癸二酸3.793[M-H]−C10H18O51.930.001
99(3R)-3-异丙基-6-氧代庚酸3.801[M-H]−C10H16O31.680.036
100卡马替尼3.809[M-H]−C23H17FN6O1.720.039
1013,10-二羟基癸酸3.835[M-H]−C10H20O41.830.017
1021,6-二苯基-1,3,5-己三烯3.88[M-H]−C18H161.870.020
1033-羟基十二烷二酸3.949[M-H]−C12H22O51.880.018
104维利帕尼3.993[M-H]−C13H16N4O1.870.022
1052,8-二羟基-3,9,10-三甲氧基杂环丁烷3.995[M-H]−C18H18O71.670.035
106苦味酸4.094[M-H]−C15H22O51.730.036
107(2E,6E,10E)-14-{[2-O-(beta-D-吡喃葡萄糖基)-β-D-吡喃葡萄糖基]
氧基}-4-羟基-2,6,10,14-四甲基-2,6,10,15-十六碳四烯酸
4.125[M-H]−C32H52O141.720.029
108樟脑酸4.127[M-H]−C10H16O41.770.046
109(Z)-3-(2,4,5-三甲氧基苯基)-2-丙烯醛4.127[M-H]−C12H14O41.790.015
110牛磺胆硷4.543[M-H]−C26H45NO7S1.920.008
1115-(4-羧基-3-甲基丁基)-5,6,8a-三甲基-3-氧代-3,4,4a,5,6,7,8,8a-八氢-1-萘甲酸4.859[M-2H]2−C20H30O51.730.027
112鼠胆酸4.913[M-H]−C24H40O51.780.030
1133α,7β,21chi-三羟基-5β-胆烷-24-酸4.912[M-H]−C24H40O51.780.013
114双(苄氧基)甲烷5.208[M-H]−C15H16O21.780.025
1155b-鲤胆甾醇硫酸盐5.336[M-H]−C27H48O8S1.820.010
1162-{(2S,3R,4S,5R)-5-[((4-{[苄基(甲基)氨基]甲基}-1H-1,2,3-三唑-1-基)甲基]-3,4-二羟基四氢-2-呋喃基}-1-[4-(2-甲氧基苯基)-1-哌嗪基]乙酮5.782[M-H]−C29H38N6O51.890.014
1171,4-雄烯二酮6.077[M-H]−C19H24O21.640.041
118(4-溴-2-甲酰基苯氧基)乙酸7.774[M-H]−C9H7BrO41.700.034
1192,5-二氯苯甲酸7.648[M-H]−C7H4Cl2O21.780.016
), ArticleFig(id=1320889628375232770, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889616132059313, language=CN, label=表2, caption=

沙门氏菌污染椒麻鸡的潜在生物标志物

, figureFileSmall=null, figureFileBig=null, tableContent=
序号代谢物名称保留时间(min)参考离子代谢物分子式VIPP-value
1(+)-γ-氨基-β-羟基丁酸0.662[M+H]+C4H9NO31.710.046
24-甲基咪唑0.696[M+H]+C4H6N21.760.049
35-[(3-吡啶基甲基)氨基]-1H-吡唑-4-甲酰胺0.714[M+NH4]+C10H11N5O1.670.049
4S-甲基-L-半胱氨酸-S-氧化物0.815[M+Na]+C4H9NO3S1.740.041
5尿苷-5'-单磷酸0.816[M+H]+C9H13N2O9P1.860.032
62,3-二氢苯并呋喃1.054[M+H]+C8H8O1.660.048
74-(2-羟基-2-丙基)-2-丙基-1H-咪唑-5-甲酸乙酯1.083[M+H-H2O]+C12H20N2O31.990.003
82-氨基-N-环己基乙磺酰胺1.465[M+Na]+C8H18N2O2S1.950.002
93,6-二甲基-1,4-二氧杂环己烷-2,5-二酮1.571[M+H]+C6H8O41.860.011
101-(2-吡啶偶氮)-2-萘酚1.632[M+H]+C15H11N3O1.760.032
11谷氨酰蛋氨酸1.685[M+H]+C10H18N2O5S1.670.049
12N'-羟基-2-甲基-1,3-噻唑-4-甲脒2.330[2M+H]2+C5H7N3OS1.800.031
13(6E)-10-庚基-5,8,9-三羟基3,4,5,8,9,10-六氢2.331[M+H]+C16H28O51.840.014
14N2-[2-(甲硫基)苯基]-1,3,5-三嗪-2,4-二胺3.004[2M+Na]+C10H11N5S1.790.043
15γ-谷氨酰苯丙氨酸3.295[M+H]+C14H18N2O51.850.038
165-(4-甲基-1-哌嗪基)-5-氧代戊酸3.375[M+H]+C10H18N2O31.820.047
171-(2-喹喔啉基)-1,2,3,4-丁四醇3.493[M+H]+C12H14N2O41.850.018
185-氟-1H-吲哚-2-甲酰肼3.524[M+Na]+C9H8FN3O1.700.049
191-(2-呋喃甲基)-5-氧代-3-吡咯烷羧酸3.548[M+H]+C10H11NO41.780.022
204-(吗啉磺酰基)苯胺3.597[M+H]+C10H14N2O3S1.900.016
213-甲基硫嘌呤酸3.6[M+NH4]+C10H11NO31.800.020
22假翅果酸3.603[M+H]+C20H22O51.740.046
2312-羟基茉莉酸3.666[M+H]+C12H18O41.780.039
248-甲基-7-氧代-5-(2-噻吩基)-7,8-二氢[1,2,4]三唑并[4,3-a]嘧啶-6-甲腈3.681[M+NH4]+C11H7N5OS1.870.016
253-仲丁基六氢吡咯并[1,2-a]吡嗪-1,4-二酮3.687[M+CH3OH+H]+C11H18N2O21.750.037
262-乙基-3-羟基-4H-吡喃-4-酮3.718[M+H]+C7H8O31.700.038
27环(亮氨酰脯氨酰)3.768[M+H]+C11H18N2O21.700.044
28脯氨酸一酪氨酸3.858[M+H-H2O]+C14H18N2O31.830.017
295-(4-羟基戊基)-1,3-苯二酚4.042[M+H]+C11H16O31.680.043
30二氢柠檬烯酮4.048[M+H]+C13H14O61.850.012
31(5xi,9xi)-贝耶尔-15-烯-18-醇4.068[M+H]+C20H32O1.900.018
321-(4-羟基-3-甲氧基苯基)-2-(1-吡咯烷基)-1-戊酮4.115[M+H]+C16H23NO31.950.003
33O-甲基柯氏九里香酚碱4.169[M+H]+C19H19NO21.970.001
34(1R,4aR,5S)-5-[(3E)-5-羟基-3-甲基-3-戊烯-1-基]-1,4a-二甲基-6-亚甲基十一氢-1-萘甲醛4.214[M+ACN+H]+C20H32O21.730.038
35埃瑞莫派他西诺酮A4.348[M+H]+C13H18O21.750.031
361-2-氨基-1-(4-羟苯基)乙基环己醇4.356[M+H]+C14H21NO21.790.034
372-氨基-3-(4-羟基苯基)丙醛4.424[M+H]+C9H11NO21.810.026
38去甲文拉法辛4.611[M+H]+C16H25NO21.950.002
39托哌酮4.674[M+CH3OH+H]+C16H23NO1.880.012
40邻苯二甲酸单异丁酯4.789[M+H]+C12H14O41.800.043
41O-叔丁基-L-酪氨酸4.902[M+H-H2O]+C13H19NO31.760.037
424-氨基-5-(4-甲氧基苯基)-2- 4-二氢-3H-1,2,4-三唑-3-硫酮4.912[M+H]+C9H10N4OS1.800.019
43反式异丁香酚乙酸酯4.941[M+ACN+H]+C12H14O31.690.047
443,4,5-三羟基环己-1-烯-1-甲酸甲酯4.973[M+H]2+C8H12O51.810.048
45N-甲基磺酰胺5.031[M+CH3OH+H]+C2H7NO2S1.920.005
46头孢噻肟I5.052[M+H]+C20H31NO31.730.033
472-吡咯烷酮5.067[M+H]+C4H7NO1.700.043
48左旋那维啶5.263[2M+H]+C17H19NO31.790.024
497β-羟基紫檀醇5.374[M+H]+C29H48O22.020.000
50N-异丙基环己甲酰胺5.59[M+NH4]+C10H19NO1.690.040
51烯丙吗啡5.646[M+H]+C19H21NO31.700.039
52N-(9-(3,4-亚甲二氧基苯基)-2,4,8-壬三烯酰基)哌啶5.703[M+Na]+C21H25NO31.700.046
532'-环己基-1'-氧代-1',4'-二氢-2'H-螺[环己烷-1,3'-异喹啉]-4'-羧酸5.821[M+H]+C21H27NO31.730.038
54(2E,4E,6E)-11-(1,3-苯并二恶茂-5-基)-N-异丁基-2,4,6-十一碳三烯酰胺5.848[M+H]+C22H29NO31.740.031
55磷脂酰胆碱(16:0/18:1(9z))5.909[M+H]+C42H82NO8P1.770.025
56(+/−)11(12)-二氢乙醇5.971[M+NH4]+C20H34O41.670.049
57(E)-9-(1,3--苯并二恶茂-5-基)-1-哌啶-1-基壬烷-8-烯-1-酮5.979[M+H]+C21H29NO31.730.042
583-(3-氧[1,2,4]三唑并[4,3-a]吡啶-2(3H)-基)丙酸
[4,3-a]吡啶-2(3H)-基)丙酸
6.073[2M+H]2+C9H9N3O31.890.018
599-羟基-7-(2-羟基丙-2-基)-1,4a-二甲基-1,2,3,4,4a,9,10,10a-八氢菲-1-羧酸-2H-氧杂癸烯-2-酮6.084[M+Na]+C20H28O41.700.049
60氯二恶唑6.113[M+H]+C16H27NO1.710.040
612-氨基十八烷-4-炔-1,3- 二醇6.139[M+H]+C18H35NO21.650.050
621-十六碳酰基-2-十八碳酰基-sn-甘油-3-磷酸胆碱6.17[M+CH3OH+H]+C42H80NO8P1.960.007
63巯基丁酮6.199[M+H]+C10H19N5O1.770.026
64几内亚碱6.239[M+H]+C24H33NO31.810.023
651-油酰基-2-棕榈酰基-sn-甘油-3-磷酸胆碱6.244[M+ACN+H]+C42H82NO8P1.870.013
663-甲基胸腺嘧啶6.255[M+H]+1.910.011
67(2E,10E)-11-(1,3--1-(1-哌啶基)-1-(1-苯并二恶茂-5-基)-2,10-十一碳二烯-1-酮6.264[M+H-H2O]+C23H31NO31.750.036
681-碘丁烷6.277[M+H]+C4H9I1.780.021
691-十八碳酰基-2-[(9Z,12Z)-十八碳二烯酰基]-sn-甘油-3-磷酸胆碱6.314[M+H]+C44H84NO8P1.870.037
701-异丙基-1H-吲哚-3-甲醛6.482[M+2H]2+C12H13NO1.980.003
71N-苄基-1-(2-呋喃基)甲胺6.554[M+ACN+H]2+C12H13NO1.940.003
72香草醇内酯7.392[M+H]+C12H15NO3S1.870.016
732-氨基硫环戊烷7.394[M+H]+C4H7NS1.730.036
743-磺酸基苯甲酸0.517[M-H]−C7H6O5S1.740.020
75脒基牛磺酸0.655[M-H]−C3H9N3O3S1.740.019
763-羧基-2,3-二脱氧-4-O-[(2E)-3-(4-羟基苯基)-2-丙烯酰基]戊二酸0.766[M-H]−C15H14O91.680.038
772-三氟甲基烟酸1.149[M-H]−C7H4F3NO21.940.000
78叔丁氧羰酰基6-氨基己酸1.581[M-H]−C11H21NO41.860.010
79苯-1,2,4-三醇1.808[M-H]−C6H6O31.860.007
802,3-二甲基丁二酸3.012[M-H]−C6H10O41.740.037
813-[(2,4-二甲氧基苯基)氨基]-3-氧代丙酸3.033[M-H]−C11H13NO51.760.040
826-(3,5-二甲基-1H-吡唑-1-基)-3(2H)-哒嗪酮3.245[M-H]−C9H10N4O1.680.040
83甜蜜素3.33[M-H]−C6H13NO3S1.790.035
842'-氟-2',3'-双脱氧腺苷3.336[M-H]−C10H12FN5O21.920.002
85(S)-3-羟基丁酸乙酯葡萄糖苷3.387[M-H]−C12H22O81.750.023
864-羧基苯甘氨酸3.431[M-H]−C9H9NO41.770.017
872,6-二甲基-5-甲氧羰基-4-(3-硝基苯基)-1,4-二氢吡啶-3-羧酸3.543[M-H]−C16H16N2O61.700.045
884-((5-(4-硝基苯基)恶唑-2-基)氨基)苯腈3.584[M-H]−C16H10N4O31.650.044
898-环戊基-1,3-二甲基黄嘌呤3.631[M-H]−C12H16N4O21.770.041
90N-苯乙酰基天冬氨酸3.632[M-H]−C12H13NO51.760.021
919-脱氮-9-(3-噻吩基甲基)鸟嘌呤3.664[M-H]−C11H10N4OS1.760.035
924-甲基-3,5-二甲基-1H-吡咯-2,4-二甲酸 2-乙基酯3.673[M-H]−C11H15NO41.780.023
93N-苯乙酰基谷氨酸3.706[M-H]−C13H15NO51.860.006
94辛二酸3.749[M-H]−C8H14O41.900.016
954-[(4-羟基-2-甲氧基-3,5,6-三甲基苯甲酰基)氧基]-2-甲氧基-3,5,6-三甲基苯甲酸3.773[M-H]−C22H26O71.750.028
962-[(2-甲基苯甲酰基)氨基]乙酸3.778[M-H]−C10H11NO31.800.022
972-[(1R,2S,6R,7S)-3,5-二氧代-4-氮杂三环[5.2.1.0~2,6~]癸-4-基]丙酸3.791[M-H]−C12H15NO41.650.048
982-羟基癸二酸3.793[M-H]−C10H18O51.930.001
99(3R)-3-异丙基-6-氧代庚酸3.801[M-H]−C10H16O31.680.036
100卡马替尼3.809[M-H]−C23H17FN6O1.720.039
1013,10-二羟基癸酸3.835[M-H]−C10H20O41.830.017
1021,6-二苯基-1,3,5-己三烯3.88[M-H]−C18H161.870.020
1033-羟基十二烷二酸3.949[M-H]−C12H22O51.880.018
104维利帕尼3.993[M-H]−C13H16N4O1.870.022
1052,8-二羟基-3,9,10-三甲氧基杂环丁烷3.995[M-H]−C18H18O71.670.035
106苦味酸4.094[M-H]−C15H22O51.730.036
107(2E,6E,10E)-14-{[2-O-(beta-D-吡喃葡萄糖基)-β-D-吡喃葡萄糖基]
氧基}-4-羟基-2,6,10,14-四甲基-2,6,10,15-十六碳四烯酸
4.125[M-H]−C32H52O141.720.029
108樟脑酸4.127[M-H]−C10H16O41.770.046
109(Z)-3-(2,4,5-三甲氧基苯基)-2-丙烯醛4.127[M-H]−C12H14O41.790.015
110牛磺胆硷4.543[M-H]−C26H45NO7S1.920.008
1115-(4-羧基-3-甲基丁基)-5,6,8a-三甲基-3-氧代-3,4,4a,5,6,7,8,8a-八氢-1-萘甲酸4.859[M-2H]2−C20H30O51.730.027
112鼠胆酸4.913[M-H]−C24H40O51.780.030
1133α,7β,21chi-三羟基-5β-胆烷-24-酸4.912[M-H]−C24H40O51.780.013
114双(苄氧基)甲烷5.208[M-H]−C15H16O21.780.025
1155b-鲤胆甾醇硫酸盐5.336[M-H]−C27H48O8S1.820.010
1162-{(2S,3R,4S,5R)-5-[((4-{[苄基(甲基)氨基]甲基}-1H-1,2,3-三唑-1-基)甲基]-3,4-二羟基四氢-2-呋喃基}-1-[4-(2-甲氧基苯基)-1-哌嗪基]乙酮5.782[M-H]−C29H38N6O51.890.014
1171,4-雄烯二酮6.077[M-H]−C19H24O21.640.041
118(4-溴-2-甲酰基苯氧基)乙酸7.774[M-H]−C9H7BrO41.700.034
1192,5-二氯苯甲酸7.648[M-H]−C7H4Cl2O21.780.016
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基于LC-MS非靶向代谢组学分析受沙门氏菌污染的椒麻鸡标志代谢物
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吴江超 1, 2, * , 郭金喜 3 , 徐杰 1, 4 , 张永松 1 , 罗稣静 1 , 布合力其·阿布都热西提 4
食品工业科技 | 分析检测 2026,47(4): 337-347
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食品工业科技 |分析检测 2026 , 47 (4) : 337 -347
基于LC-MS非靶向代谢组学分析受沙门氏菌污染的椒麻鸡标志代谢物
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吴江超1, 2, * , 郭金喜3, 徐杰1, 4, 张永松1, 罗稣静1, 布合力其·阿布都热西提4
作者信息
  • 1喀什大学生命与地理科学学院,新疆喀什 844000
  • 2新疆帕米尔高原生物资源与生态重点实验室,新疆喀什 844000
  • 3新疆维吾尔自治区产品质量监督检验研究所,新疆乌鲁木齐 830000
  • 4新疆海德企业管理服务有限责任公司,新疆喀什 844000
通讯作者:
吴江超(1985−),男,硕士,副教授,研究方向:农产品加工,E-mail:。
作者简介:

吴江超(1985−),男,硕士,副教授,研究方向:农产品加工,E-mail:

Analysis on Marker Metabolites of Pepper Chicken Contaminated by Salmonella based on LC-MS Non-targeted Metabonomics
Jiangchao WU1, 2, * , Jinxi GUO3, Jie XU1, 4, Yongsong ZHANG1, Sujing LUO1, BUHELIQI·Abudurexiti4
Affiliations
  • 1College of Life and Geographic Sciences, Kashi University, Kashi 844000, China
  • 2Key Laboratory of Biological Resources and Ecology of Pamirs Plateau in Xinjiang Uygur Autonomous Region, Kashi 844000, China
  • 3Xinjiang Uygur Autonomous Region Institute of Product Quality Supervision and Inspection, Urumqi 830000, China
  • 4Xinjiang Haide Enterprise Management Service Co., Ltd., Kashi 844000, China
出版时间: 2026-02-15 doi: 10.13386/j.issn1002-0306.2025020186
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为了鉴定沙门氏菌污染椒麻鸡后的标志代谢物,采用液相色谱-质谱联用(Liquid chromatography-mass spectro,LC-MS)非靶向代谢组学分析了沙门氏菌污染组和对照组椒麻鸡的代谢物图谱,并采用随机森林回归分析和逐步多元线性回归用于鉴定沙门氏菌污染椒麻鸡后的关键标志代谢物。在污染度过程中,共鉴定分析了1475种不同代谢物,正负离子模式下分别鉴定出864种和611种代谢物;通过随机森林回归分析选择正负离子模式各前20种作为潜在标志代谢物;受试者工作特征曲线(Receiver operating characteris,ROC)分析表明,采用随机森林回归分析鉴定的脒基牛磺酸、牛磺胆酸、5b-鲤胆甾醇硫酸盐、尿苷-5'-单磷酸生物标志物显示与沙门氏菌污染的椒麻鸡具有强相关性,其中尿苷-5'-单磷酸含量明显增高,具有很强的区分受沙门氏菌污染的椒麻鸡和新鲜椒麻鸡的能力,可作为沙门氏菌污染椒麻鸡后的标志代谢物。本研究为开发一种创新方法识别和检测由沙门氏菌引起的食源性污染提供了理论基础。

椒麻鸡  /  LC-MS  /  非靶向代谢组学  /  沙门氏菌  /  标志代谢物

To identify the marker metabolites of pepper chicken contaminated by Salmonella, liquid chromatography-mass spectrometry (LC-MS) was used to analyze the metabolite profiles of pepper chicken contaminated by Salmonella and control group, and random forest regression analysis and stepwise multiple linear regression were used to identify the key marker metabolites of pepper chicken contaminated by Salmonella. In the process of pollution degree, 1475 different metabolites were identified and analyzed, then 864 and 611 metabolites were identified in positive and negative ion mode respectively. The top 20 kinds of positive and negative ion patterns were selected as potential marker metabolites by random forest regression analysis. Receiver operating characteris curve (ROC) analysis showed that the biomarkers of amidinotaurine, taurocholic acid, 5b-carp cholesteryl sulfate and uridine-5'-monophosphate identified by random forest regression analysis showed a strong correlation with Salmonella-contaminated pepper chicken, in which the content of uridine-5'-monophosphate was significantly increased, which had a strong ability to distinguish Salmonella-contaminated pepper chicken from fresh pepper chicken. It could be used as a marker metabolite after Salmonella contamination of pepper chicken. The findings of this study could provide a theoretical basis for developing an innovative method to identify and detect food-borne pollution caused by Salmonella.

pepper chicken  /  LC-MS  /  non-targeted metabonomics  /  Salmonella  /  marker metabolite
吴江超, 郭金喜, 徐杰, 张永松, 罗稣静, 布合力其·阿布都热西提. 基于LC-MS非靶向代谢组学分析受沙门氏菌污染的椒麻鸡标志代谢物. 食品工业科技, 2026 , 47 (4) : 337 -347 . DOI: 10.13386/j.issn1002-0306.2025020186
Jiangchao WU, Jinxi GUO, Jie XU, Yongsong ZHANG, Sujing LUO, BUHELIQI·Abudurexiti. Analysis on Marker Metabolites of Pepper Chicken Contaminated by Salmonella based on LC-MS Non-targeted Metabonomics[J]. Science and Technology of Food Industry, 2026 , 47 (4) : 337 -347 . DOI: 10.13386/j.issn1002-0306.2025020186
椒麻鸡是西北地区一种代表性的特色食品,在其加工及销售环节具有较多的食品安全隐患,也是餐饮中因食品安全问题投诉较多的品类之一,在椒麻鸡的储存和加工过程中,蛋白质变化、脂质氧化,尤其是微生物代谢引起的化学变化会使椒麻鸡及其制品的质地和风味发生劣变,直接影响消费者对产品的选择[1]。
沙门氏菌是家禽及其产品中最常见的食源性病原体之一,已成为中国乃至全球细菌性食物中毒的主要原因[2],目前检测方法主要有传统常规培养法、免疫学、生物传感器、聚合酶链反应等快速检测方法。然而,传统培养法虽然是金标准,但其准确性高、选择性强,检测周期相对较长,操作繁琐,但样品预处理耗时且复杂[3],需要至少1~2 d时间才能得到阳性结果。生物传感器的非特异性吸附会影响检测结果的准确性,免疫测定需要特异抗体,而PCR总是受到功率、成本、空间等因素的限制[4]。因此,要实现病原体的快速检测并非易事,无法满足现代食源性病原体检测的要求。因此,迫切需要开发灵敏、有效、省时、可控的方法,在食品加工过程中污染的早期阶段筛查沙门氏菌。
非靶向代谢组学以发现为目的,主要在于识别生物体中的小分子代谢产物(<1500 Da),使用现代检测技术从整体角度检测和分析生物体中丰富的代谢产物,同时进行高通量检测分析,最大程度反映总的代谢物信息[5],该技术已广泛应用于临床诊断[6]、医学[7]、微生物代谢[8]、食品科学[9]、畜牧业[10]等,具有检测范围广、前处理简单等优势,已被应用于识别与食源性致病菌和食品腐败相关的代谢生物标志物[11];Jadhav等[12]基于蛋白质组学和代谢组学筛选食源性病原体的生物标志物,鉴定出羟基褪黑激素为肠炎沙门氏菌污染的肉类样品的特征生物标志物;Xu等[13]利用代谢组学和生物信息学分析确定了17个代谢标记物,用于区分鼠伤寒沙门氏菌污染猪肉和自然变质猪肉;Chen等[14]采用高通量靶向代谢组学方法,确定了六种代谢物作为生物标记物具有很强的区分受肠炎沙门氏菌污染的鸡肉样本和新鲜鸡肉样本的能力,为开发快速、有效和定量的方法来控制生肉和肉制品中肠炎沙门氏菌污染提供了有价值的信息。
本研究利用液相色谱-质谱联用(Liquid chromatography-mass spectro,LC-MS)技术来表征沙门氏菌在椒麻鸡中的代谢物,采用正交偏最小二乘判别分析(Orthogonal partial least squares discriminant analysis,OPLS-DA)模型和随机森林分析新鲜椒麻鸡肉样品和受沙门氏菌污染的椒麻鸡肉样品中代谢物的差异,从而确定椒麻鸡肉中沙门氏菌的潜在代谢物生物标志物。采用ROC分析法确定和评估潜在代谢物生物标志物的可靠性。这一结果为开发快速准确检测受沙门氏菌污染的椒麻鸡的新方法提供了理论依据。
椒麻鸡 新疆海德企业管理服务有限责任公司;ATCC29629沙门氏菌标准菌 新疆农业科学院微生物应用研究所;酵母提取物、胰蛋白胨、琼脂粉 均为生物试剂,北京奥博星生物公司;氯化钠、氢氧化钠 均为分析纯,天津市鑫铂特化工有限公司;乙腈、甲醇 均为色谱纯,美国Fisher公司;甲酸 色谱纯,上海梯希爱公司;L-2-氯苯丙氨酸(98.0%) 上海Aladdin公司。
TGL-16高速冷冻离心机 湖南湘仪实验室仪器开发有限公司;TL-48R高通量组织研磨仪 上海净信公司;SB-800D超声波清洗机、SCIENTZ-1LS真空浓缩仪 宁波新芝公司;Vanquish Flex超高效液相色谱仪、Orbitrap Exploris120高分辨质谱仪 美国Thermo公司。
参照文献[11]稍作修改,挑取单菌落沙门氏菌于100 mL LB液体培养基中,置于摇床37 ℃培养12 h;吸取0.5 mL菌液3500 r/min离心,弃去上清液,加入9 mL生理盐水梯度稀释10−1~10−8;将椒麻鸡肉在无菌环境下制成匀浆,取2 g椒麻鸡匀浆于20 mL顶空瓶中,将200 μL菌液分别接种于顶空瓶中,36±1 ℃培养24 h,最终浓度为接种10−6的菌悬液(沙门氏菌的数量为240 CFU/g);样品分为两组,每组三个平行,未接种的为对照组(ck),接种的为污染组(S1)。
参照文献[15]稍作修改,称取50 mg 样品于2 mL离心管中;加入200 μL预冷的水,加入2颗钢珠,放入高通量组织研磨仪中,55 Hz,研磨60 s,重复本步骤一次;加入800 μL甲醇:乙腈(1:1,v/v);放入超声波清洗机中超声30 min;放入−20 ℃冰箱中冷冻30 min;12000 r/min、4 ℃离心10 min,取上清液800 μL,真空浓缩至尽干;加入150 μL 50%甲醇(含5 mg/L 2-氯苯丙氨酸)复溶,涡旋30 s;12000 r/min、4 ℃离心10 min,取上清液过0.22 μm滤膜,过滤液加入到检测瓶中;取样品过滤液各10~20 μL混合成一个QC样品,用于评价仪器稳定性和数据可靠性。
色谱柱:参照文献[15]的方法并作修改,ACQUITY UPLCHSS T3色谱柱(100A,1.8 µm,2.1 mm×100 mm),流速0.4 mL/min,柱温40 ℃,自动进样器8 ℃,进样量2 μL。
正负模式流动相:流动相A为0.1%甲酸水,流动相B为乙腈(含0.1%甲酸),洗脱梯度如表1。
参照文献[15]的方法并作修改,加热电喷雾离子源,喷雾电压3.5 kV/−3.0 kV,鞘气40 L/min,辅助气15 L/min,毛细管温度325 ℃,辅助气温度300 ℃,一级分辨率60000,扫描范围100~1000 m/z,筛选响应前4的离子进行二级碎裂,动态排除时间为8 s,二级分辨率15000,HCD碰撞能30%。
测试过程使用等量混合的所有样品溶液作为质控样品。每三个样品加入一个质控样品,以确保检测和分析过程的稳定性和可重复性。
首先将下机的.raw格式数据导入商业软件 Compound Discoverer3.3(version 3.3.2.31, Thermo, Waltham, USA),进行峰提取、对齐、矫正等操作,对大于50%的QC样品中未检出的峰进行过滤,未检出的峰基于软件Fill Gaps算法进行缺失值的填充,并进行总峰面积归一化。代谢物的鉴定基于自建库以及NIST-2020-MSMS图谱库等进行,通过R中Pheatmap程序包(V1.0.12)对代谢物丰度值进行聚类分析,采用R软件包Ropls分别对样本数据进行主成分分析(Principal component analysis,PCA)、OPLS-DA降维分析。用置换检验方法对模型进行过拟合检验。根据统计检验计算P值、OPLS-DA降维方法计算变量重要性投影(Variable importance in the projection,VIP)、差异倍数(Fold change,FC),衡量各代谢物组分含量对样本分类判别的影响强度和解释能力,对差异代谢产物结果进一步通过的机器学习分析(mlr3verse,V0.2.7)和ROC曲线绘制(pROC,V1.18.2);通过clusterProfiler(V4.6.0)对差异物质进行富集分析(Kyoto encyclopedia of genes and genomes,KEGG);对照组(ck)与污染组(S)样品分别独立测定3次,分析结果以平均值±标准偏差表示;采用OriginPro2024软件绘小提琴图。
基于LC-MS非靶向代谢组学,研究了受沙门氏菌污染的椒麻鸡样品和对照组样品中的代谢物。将QC样本总离子流图(Total ion chromatogram,TIC)进行谱图重叠比较,如图1a和图1b所示。实验结果表明,各色谱峰的响应强度和保留时间基本重叠,说明在整个实验过程中仪器误差引起的变异较小。数据质量稳定可靠。对QC样本进行Pearson相关性分析,如图1c和图1d所示,实验结果表明QC样本间的相关性系数分别在0.97(正离子模式)和0.98(负离子模式),均在0.9以上,说明实验重复性较好。如图1e、图1f所示,所有峰值都经过了平均最大归一化和聚类分析,所有峰值的热图显示了样本在对照组和污染组的不同层次聚类。
利用SIMCA软件对原始复杂数据进行降维处理,保留对数据集差异贡献最大的特征进行PCA自动建模分析[16]。沙门氏菌污染组和对照组的PCA结果见图2a和图2b。所有样本都在95%的置信区间内,正离子的第一主成分(PC1)和第二主成分(PC2)的贡献率分别为30.5%和15.5%。负离子的第一主成分(PC1)和第二主成分(PC2)的贡献率分别为34.5%和16.3%。同组样本的聚类表明样本之间具有良好的重复性,而不同组样本之间的距离相对较长,表明样本之间具有显著的差异性。
对沙门氏菌污染组和对照组椒麻鸡样本中的代谢物进行了定性和定量分析。正负离子模式下分别鉴定出864种(图2c)和611种(图2d)代谢物,并将其分为11类:有机酸及其衍生物、有机杂环化合物、脂类和类脂分子、有机氧化合物、苯类、苯丙酮和多酮类化合物、有机氮化合物、生物碱及其衍生物、有机硫化合物、核苷及核苷酸类似物、其它类。
如图2c所示,正离子模式下有机酸及其衍生物是含量最高的代谢物,共观察到156种,占所有代谢物的23.6%;有机杂环化合物是含量第二高的代谢物,共检测到155个,占所有代谢物的23.4%。脂类和类脂分子是含量第三高的代谢物,共检测到122种,占所有代谢物的18.57%;如图2d所示,负离子模式下,有机酸及其衍生物是含量最高的代谢物,共观察到140种,占所有代谢物的27.2%;脂类和类脂分子是含量第二高的代谢物,共检测到132个,占所有代谢物的25.6%;有机杂环化合物是含量第三高的代谢物,共检测到78种,占所有代谢物的15.1%。
差异代谢物的鉴定以VIP>1和P value<0.05为显著性差异代谢物筛选标准。对照组和受沙门氏菌污染组之间的差异物质用火山图表示(图3a和图3b),通过比较对照组和受沙门氏菌污染组样本,正离子模式下共鉴定出73个差异物质,其中包括44个上调代谢物和29个下调代谢物;负离子模式下共鉴定出46个差异物质,其中包括38个上调代谢物和8个下调代谢物。
通过构建OPLS-DA模型,以确定椒麻鸡样本中受沙门氏菌污染的潜在代谢生物标记物。OPLS-DA使用正交信号校正技术,将X矩阵信息分解成与Y相关和不相关的两类信息,然后过滤掉与分类无关的信息,有助于样本分类和数据集中的无关噪声信息[17]。如图3c与图3d所示,OPLS-DA评分图将两组样本分开,表明沙门氏菌污染显著改变了样本的代谢谱。为了评估OPLS-DA模型的有效性,进行了200次置换检验[18](图3e和图3f),R2x和R2y数值越接近1,表明建立模型的效果越好[19]。R2x和R2y分别为0.925和1.000(正离子模式),0.975和1.000(负离子模式),Q2值均为96.7%,均大于50%;回归线的斜率较大,Q2的拟合曲线在Y轴上的截距小于0,R2Y为P<0.05,表明模型具有良好的适应度与可预测性[20]。根据预测的VIP>1、P<0.05共筛选出119个差异代谢物(表2)。
作为一种机器学习方法,随机森林模型是一种集成学习技术,它使用反演法对预测因子进行分类和随机化,以达到很高的预测准确度[21]。随机森林模型已被广泛用于分析复杂的代谢组学数据[22−25],具有独特的优势。首先,它对异常值和噪声具有相对的稳定性;其次,它能对内部误差、交互作用和变量重要性进行有用的估计;最后,其预测精度高[26]。通过对比对照组与污染组的变化情况,采用随机森林回归法确定了各20种代谢物与污染沙门氏菌相关的潜在代谢标志物(图4a和图4b),可认为这些重要性靠前的代谢物是组间差异的潜在标志代谢物。
如图4c所示,正离子模式下73个差异物质在2个代谢通路中显著富集,包括嘧啶代谢和辅助因子的生物合成;如图4d所示,负离子模式下46种差异物质在2个代谢通路中显著富集,分别是牛磺酸和亚牛磺酸代谢、初级胆汁酸的生物合成。据报道,氨基酸代谢涉及鸡肉腐败,而嘌呤代谢在生肉和肉类降解过程中发挥着重要作用[27],可以推断,这四种代谢途径与受沙门氏菌污染的椒麻鸡关系较为密切;污染组中富含的尿苷-5'-单磷酸、脒基牛磺酸、牛磺胆酸、5b-鲤胆甾醇硫酸盐可能是沙门氏菌污染的椒麻鸡的重要代谢物。
为了更好地评估沙门氏菌污染组和对照组之间代谢物显著差异的代谢模式,用热图展示差异显著代谢物[28]。如图5a和图5b所示,4个代谢物生物标志物在受沙门氏菌污染的样本和对照样本之间显示出不同的模式。结果表明,在污染组中脒基牛磺酸、牛磺胆酸、5b-鲤胆甾醇硫酸盐的含量明显低于空白对照组呈显著下调(P<0.05)趋势,是为了满足细菌的生长速度而消耗的底物[29];尿苷-5'-单磷酸显著上调(P<0.05),可能是因为沙门氏菌能够在宿主细胞中诱导细胞死亡发生不同程度的磷酸化[30];Chen等[31]利用UPLC-Q-Orbitrap MS(Ultra-performance liquid chromatography-quadrupole-orbitrap mass spectrometry,UPLC-Q-Orbitrap MS)非靶向代谢组学定量分析了受肠炎沙门氏菌污染的鸡肉和新鲜鸡肉样品中的候选代谢物生物标记物,确认了乙酰胆碱、L-蛋氨酸、L-脯氨酸、L-缬氨酸和L-正亮氨酸被确定为肠炎沙门氏菌污染鸡肉的生物标记物。对这五种生物标记物的综合接收器工作特征曲线分析的AUC值为0.956,表明它们在预测生鸡肉中的肠炎沙门氏菌污染方面具有很高的灵敏度和特异性。Xu等[13]研究发现,鼠伤寒沙门氏菌污染猪肉后,缬氨酸、色氨酸、天冬氨酸、赖氨酸和甘氨酸等代谢物的丰度均呈现上升趋势。陈兰[11]采用基于UHPLC-QTRAP-MS-(Ultra-high performance liquid chromatography-quadrupole linear ion trap mass spectrometry,UHPLC-QTRAP-MS)的靶向代谢组学方法,成功鉴定了蚁酸、1-焦谷氨酸、5-羟基赖氨酸、n,n-二甲基精氨酸、4-羟基苯甲酸和甲萘醌为受沙门氏菌污染鸡肉的代谢物生物标记物。在损失的代谢物中,肌苷-5′-单磷酸、鸟苷酸、葡萄糖酸和D-葡萄糖-6-磷酸与肉类腐败有关,肌苷-5'-单磷酸和鸟苷酸是核苷酸的降解产物,已成为衡量肉类新鲜度的重要指标[10]。众所周知,氨基酸、核苷酸和脂肪酸代谢物含量的变化直接反映了鲜肉的生理和生化反应[29];本研究确定的代谢物与其他学者的研究不同,可能与鸡的品种、饲养条件及加工过程不同有关。
ROC曲线分析是一种公认的评估标记物性能的方法[32],AUC值大于0.9表示预测能力极强,AUC值小于0.5表示预测能力不足[33]。利用ROC曲线分析来评估标志代谢物预测椒麻鸡中沙门氏菌污染的能力。结果表明,4个代谢物生物标志物的联合ROC分析的AUC值为1.00(图5c),尿苷-5'-单磷酸对识别受沙门氏菌污染的椒麻鸡样本具有很好的预测能力,可作为沙门氏菌污染椒麻鸡的代谢物生物标记物。
本研究采用LC-MS非靶向代谢组学方法,成功鉴定了沙门氏菌污染组和对照组之间的共119个差异代谢物,通过OPLS-DA分析、随机森林分析、差异物质富集分析和ROC曲线分析,发现脒基牛磺酸、牛磺胆酸、5b-鲤胆甾醇硫酸盐的含量显著下调(P<0.05),尿苷-5'-单磷酸含量显著上调(P<0.05)。本研究结果表明,尿苷-5'-单磷酸被鉴定为受沙门氏菌污染椒麻鸡的标志代谢物,为开发一种快速、有效和定量的方法来控制肉制品中的沙门氏菌污染提供了宝贵的信息。后续研究还需扩大样本多样性,结合多组学技术揭示其调控机制,验证优化检测方法的实用性,构建更可靠的沙门氏菌污染预测模型,从而增强研究的科学深度与应用价值。

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doi: 10.13386/j.issn1002-0306.2025020186
  • 接收时间:2025-02-24
  • 首发时间:2026-10-24
  • 出版时间:2026-02-15
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  • 收稿日期:2025-02-24
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    1喀什大学生命与地理科学学院,新疆喀什 844000
    2新疆帕米尔高原生物资源与生态重点实验室,新疆喀什 844000
    3新疆维吾尔自治区产品质量监督检验研究所,新疆乌鲁木齐 830000
    4新疆海德企业管理服务有限责任公司,新疆喀什 844000

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吴江超(1985−),男,硕士,副教授,研究方向:农产品加工,E-mail:。
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2种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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