Article(id=1321833854013395817, tenantId=1146029695717560320, journalId=1283840372199657495, issueId=1321833712552100757, articleNumber=null, orderNo=null, doi=10.3724/SP.J.1123.2025.02014, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1740412800000, receivedDateStr=2025-02-25, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793079349281, onlineDateStr=2026-10-27, pubDate=1775577600000, pubDateStr=2026-04-08, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793079349281, onlineIssueDateStr=2026-10-27, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793079349281, creator=13701087609, updateTime=1793079349281, updator=13701087609, issue=Issue{id=1321833712552100757, tenantId=1146029695717560320, journalId=1283840372199657495, year='2026', volume='44', issue='4', pageStart='373', pageEnd='495', issueExtLink='null', onlineDate='null', pubDate='1775577600000', pubDateStr='2026-04-08', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1793079315555, creator='13701087609', updateTime=1793079863627, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1321836011395593032, tenantId=1146029695717560320, journalId=1283840372199657495, issueId=1321833712552100757, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1321836011399787337, tenantId=1146029695717560320, journalId=1283840372199657495, issueId=1321833712552100757, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=403, endPage=412, ext={EN=ArticleExt(id=1321833854227305322, articleId=1321833854013395817, tenantId=1146029695717560320, journalId=1283840372199657495, language=EN, title=Determination of ergot alkaloids toxins in forage grass by ultra performance liquid chromatography-tandem mass spectrometry coupled with solid-phase supported liquid-liquid extraction, columnId=1321833581522042906, journalTitle=Chinese Journal of Chromatography, columnName=Article, runingTitle=null, highlight=null, articleAbstract=
Toxic alkaloids, especially ergot alkaloid toxins, present in forage grass and pose serious health hazards to humans and livestock. Hence, a method for simultaneously detecting these dangerous plant toxins is needed. This study established a rapid method for detecting ten ergot alkaloid toxins using solid-phase supported liquid-liquid extraction technology combined with ultra performance liquid chromatography-tandem mass spectrometry. Forage samples were extracted with 8.0 mL of acetonitrile containing 1% formic acid. The extraction mixture was vortexed and then centrifuged at 8 000 r/min for 5 min, after which 1.0 mL of the supernatant was mixed with 3.0 mL of water and vortexed for 0.5 min. The entire mixture was transferred to a solid-phase supported liquid-liquid extraction column and allowed to stand for 10 min. The column was eluted with 6.0 mL of ethyl acetate and the collected eluate was evaporated under nitrogen at temperatures below 40 ℃. The residue was dissolved in 1 mL of acetonitrile-water (1∶3, volume ratio, containing 0.5% formic acid), and separated using an Acquity UPLC BEH C18 column (100 mm×2.1 mm, 1.7 μm). A solution of 0.5% formic acid in water containing 0.25 mmol/L ammonium acetate was used as mobile phase A, while 0.5% formic acid in acetonitrile was used as mobile phase B. The following gradient elution program was used: 0-1.0 min, 90%B; 1.0-5.0 min, 90%B-75%B; 5.0-10 min, 75%B-50%B; 10-12 min, 50%B-10%B; 12-14 min, 10%B; 14-16 min, 10%B-90%B. Ten ergot alkaloid toxins (including three pairs of isomers: ergocornine, ergocristine, ergocristinine, ergocryptine, and ergocryptinine) were effectively separated following gradient elution. Positive electrospray-ionization mode and multiple reaction monitoring (MRM) scanning was used for detection, with an external standard curve used for quantification purposes. The ten ergot alkaloid toxins exhibited good linear relationships within their respective linear ranges (r2>0.995). Alfalfa, Leymus chinensis, oats, and silage corn exhibited LODs of 0.1–2.3 μg/kg for the ten ergot alkaloid toxins, with LOQs of 0.4–7.3 μg/kg. The developed method exhibited overall recovery rates of between 66.3% and 116.7%, with relative standard deviations of less than 9.9%. The matrix effect mainly manifested itself in the form of matrix suppression, with silage corn exhibiting a significantly stronger matrix effect than the other three types of forage. Silage corn exhibited a strong matrix effect in more than 50% of samples, while alfalfa, oats, and Leymus chinensis showed relatively low matrix effects, with more than 63% being weak. The developed method is simple to operate, provides accurate results, and exhibits minimal interference; hence, it is suitable for simultaneously screening and confirming ergot alkaloid toxins in forage, thereby providing technical support for monitoring forage quality, while also expanding the applicability of solid-phase supported liquid-liquid extraction technology in the toxin-detection field.
, authors=Caixia REN, Xiaomin WANG, Wanli SHENG, Yizhi HAN, Chunyan ZHANG, Shuzhan ZHENG
*, authorsList=Caixia REN, Xiaomin WANG, Wanli SHENG, Yizhi HAN, Chunyan ZHANG, Shuzhan ZHENG, authorCompany=null, correspAuthors=Shuzhan ZHENG, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, 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=1321833855686923125, articleId=1321833854013395817, tenantId=1146029695717560320, journalId=1283840372199657495, language=CN, title=固相支撑液液萃取结合超高效液相色谱-串联质谱快速检测牧草中10种麦角生物碱毒素, columnId=1284557502792568846, journalTitle=色谱, columnName=研究论文, runingTitle=null, highlight=null, articleAbstract=
基于固相支撑液液萃取技术和超高效液相色谱-串联质谱法,建立了一种快速、灵敏检测牧草中10种麦角生物碱毒素的方法。牧草样品使用含1%甲酸的乙腈充分提取,取1.0 mL提取溶剂过固相支撑液液萃取柱净化,乙酸乙酯洗脱,浓缩后复溶为待测液。使用Acquity UPLC BEH C18色谱柱(100 mm×2.1 mm,1.7 μm)分离,以0.25 mmol/L乙酸铵溶液(含0.5%甲酸)和乙腈(含0.5%甲酸)为流动相进行梯度洗脱。采用电喷雾电离正离子(ESI+)扫描和多反应监测(MRM)方式检测,基质标准曲线外标法定量分析。结果显示,10种麦角生物碱毒素在各自线性范围内线性关系良好(r2>0.995),在苜蓿、羊草、燕麦、玉米青贮等牧草中10种麦角生物碱毒素的检出限为0.1~2.3 μg/kg,定量限为0.4~7.3 μg/kg,方法的总体平均回收率为66.3%~116.7%,总体相对标准偏差小于9.9%,方法基质效应较低,净化效果明显,具有操作简单、结果准确、干扰少的特点,适用于牧草中麦角生物碱毒素的同步筛查和确证检测,可为监控牧草品质提供技术支持,同时拓展了固相支撑液液萃取技术在毒素检测领域的应用。
, authors=任彩霞, 王晓敏, 盛万里, 韩祎陟, 张春艳, 郑书展
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Chinese Journal of Chromatography,
2024,
42(1): 52, articleTitle=null, refAbstract=null), Reference(id=1321833871092601818, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, doi=null, pmid=null, pmcid=null, year=2024, volume=42, issue=1, pageStart=52, pageEnd=null, url=null, language=null, rfNumber=26, rfOrder=37, authorNames=宋伟, 刘开永, 陈莉君, journalName=null, refType=null, unstructuredReference=宋伟, 刘开永, 陈莉君,
等. 色谱,
2024,
42(1): 52, articleTitle=色谱, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1321833856148296566, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, xref=1, ext=[AuthorCompanyExt(id=1321833856160879479, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, companyId=1321833856148296566, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1Technical Center of Hohhot Customs, Hohhot 010020, China), AuthorCompanyExt(id=1321833856177656696, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, companyId=1321833856148296566, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1呼和浩特海关技术中心, 内蒙古 呼和浩特 010020)])], figs=[ArticleFig(id=1321833860481012641, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=EN, label=Fig.1, caption=
Chromatograms of the ergot alkaloid epimers separated on different chromatographic columns, figureFileSmall=eTj+6jZMRTaj8trdfRR0ew==, figureFileBig=aeCz9hxpBHWmKuMqBk2tDQ==, tableContent=null), ArticleFig(id=1321833862100013987, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=CN, label=图1, caption=
采用不同色谱柱时麦角生物碱毒素异构体的色谱图a. Zorbax SB-C18 column; b. Inertsil ODS-3 column; c. Acquity UPLC BEH Phenyl column; d. Acquity UPLC BEH C18 column.
, figureFileSmall=eTj+6jZMRTaj8trdfRR0ew==, figureFileBig=aeCz9hxpBHWmKuMqBk2tDQ==, tableContent=null), ArticleFig(id=1321833862334895012, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=EN, label=Fig.2, caption=
Chromatograms of the 10 ergot alkaloids toxins, figureFileSmall=4hPp4jmdvjkjL9k6Psxgsg==, figureFileBig=uZI3wUUQF6UlENf4oU1GSQ==, tableContent=null), ArticleFig(id=1321833862414586789, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=CN, label=图2, caption=
10种麦角生物碱毒素的色谱图Peak identifications: 1. dihydroergocristine; 2. ergocristine; 3. ergocristinine; 4. ergotamine; 5. ergocryptine; 6. ergocryptinine; 7. ergocornine; 8. ergocorninine; 9. ergosine; 10. ergoitol.
, figureFileSmall=4hPp4jmdvjkjL9k6Psxgsg==, figureFileBig=uZI3wUUQF6UlENf4oU1GSQ==, tableContent=null), ArticleFig(id=1321833862515250086, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=EN, label=Fig.3, caption=
Effects of (a) extraction solvent types and (b) volume fractions of formic acid in ACN on the recoveries of the 10 ergot alkaloid toxins (n=3), figureFileSmall=+5F77TsCKv3osa5H0KxobQ==, figureFileBig=9OuWA+kpnguGr5b03gURog==, tableContent=null), ArticleFig(id=1321833862628496295, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=CN, label=图3, caption=
(a)提取溶剂类型和(b)乙腈中甲酸含量对10种麦角生物碱毒素回收率的影响(n=3)MeOH: methanol; ACN: acetonitrile.
, figureFileSmall=+5F77TsCKv3osa5H0KxobQ==, figureFileBig=9OuWA+kpnguGr5b03gURog==, tableContent=null), ArticleFig(id=1321833862724965288, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=EN, label=Fig.4, caption=
Effects of (a) types and (b) volumes of eluents on the recoveries of the 10 ergot alkaloid toxins (n=3), figureFileSmall=z+hhdaQe0F8XtMf747OA8w==, figureFileBig=l3ZENp7uW0YP2W01A22lEw==, tableContent=null), ArticleFig(id=1321833862808851369, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=CN, label=图4, caption=
洗脱溶剂(a)类型和(b)体积对10种麦角生物碱毒素回收率的影响(n=3)DCM: dichloromethane; MTBE: methyl tert-butyl ether; Hex: hexane; EtAc: ethyl acetate.
, figureFileSmall=z+hhdaQe0F8XtMf747OA8w==, figureFileBig=l3ZENp7uW0YP2W01A22lEw==, tableContent=null), ArticleFig(id=1321833862922097578, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=EN, label=Fig. 5, caption=
MRM chromatograms of a positive sample, figureFileSmall=ADGw75TCVz48kexjjePkCw==, figureFileBig=LSoStf1QLIuGO38ztvGEvA==, tableContent=null), ArticleFig(id=1321833863035343787, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=CN, label=图5, caption=
阳性样品的MRM色谱图, figureFileSmall=ADGw75TCVz48kexjjePkCw==, figureFileBig=LSoStf1QLIuGO38ztvGEvA==, tableContent=null), ArticleFig(id=1321833863127618476, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=EN, label=Table 1, caption=
MS parameters of the 10 ergot alkaloids toxins
, figureFileSmall=null, figureFileBig=null, tableContent=
| Compound | Retention time/min | Precursor ion (m/z) | Product ions (m/z) | Collision energies/eV |
|---|
| Dihydroergocristine (双氢麦角汀) | 8.94 | 612.5 | 350.0*, 271.5 | 30, 45 |
| Ergocornine (麦角柯宁碱) | 8.60 | 562.3 | 268.0*, 223.0 | 40, 45 |
| Ergocorninine (麦角异柯宁碱) | 9.11 | 562.3 | 305.0*, 223.0 | 30, 40 |
| Ergocristine (麦角克碱) | 8.94 | 610.0 | 268.0*, 223.0 | 30, 40 |
| Ergocristinine (麦角异克碱) | 9.42 | 610.0 | 268.0*, 223.0 | 30, 40 |
| Ergocryptine (麦角卡里碱) | 8.89 | 576.3 | 268.0*, 208.0 | 40, 50 |
| Ergocryptinine (麦角异卡里碱) | 9.31 | 576.3 | 268.0*, 223.0 | 30, 30 |
| Ergosine (麦角生碱) | 8.42 | 548.0 | 223.0*, 268.0 | 40, 30 |
| Ergoitol (麦角醇) | 6.42 | 254.8 | 240.0*, 44.0 | 20, 30 |
| Ergotamine (麦角胺) | 8.52 | 582.4 | 223.0*, 208.4 | 40, 50 |
), ArticleFig(id=1321833863219893165, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=CN, label=表1, caption=
10种麦角生物碱毒素的质谱参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| Compound | Retention time/min | Precursor ion (m/z) | Product ions (m/z) | Collision energies/eV |
|---|
| Dihydroergocristine (双氢麦角汀) | 8.94 | 612.5 | 350.0*, 271.5 | 30, 45 |
| Ergocornine (麦角柯宁碱) | 8.60 | 562.3 | 268.0*, 223.0 | 40, 45 |
| Ergocorninine (麦角异柯宁碱) | 9.11 | 562.3 | 305.0*, 223.0 | 30, 40 |
| Ergocristine (麦角克碱) | 8.94 | 610.0 | 268.0*, 223.0 | 30, 40 |
| Ergocristinine (麦角异克碱) | 9.42 | 610.0 | 268.0*, 223.0 | 30, 40 |
| Ergocryptine (麦角卡里碱) | 8.89 | 576.3 | 268.0*, 208.0 | 40, 50 |
| Ergocryptinine (麦角异卡里碱) | 9.31 | 576.3 | 268.0*, 223.0 | 30, 30 |
| Ergosine (麦角生碱) | 8.42 | 548.0 | 223.0*, 268.0 | 40, 30 |
| Ergoitol (麦角醇) | 6.42 | 254.8 | 240.0*, 44.0 | 20, 30 |
| Ergotamine (麦角胺) | 8.52 | 582.4 | 223.0*, 208.4 | 40, 50 |
), ArticleFig(id=1321833863303779246, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=EN, label=Table 2, caption=
Matrix effects for ergot alkaloids toxins in forage
, figureFileSmall=null, figureFileBig=null, tableContent=
| Mycotoxin | Matrix effects/% |
|---|
| Alfalfa | Leymus chinensis | Oats | Silage corn |
|---|
| Ergoitol | -8.7 | -8.5 | -0.6 | -1.2 |
| Ergosine | -10.2 | -28.1 | -19.2 | -41.2 |
| Ergotamine | -9.4 | -26.2 | -22.6 | -57.6 |
| Ergocornine | -1.3 | -16.7 | -13.7 | -48.7 |
| Ergocryptine | -20.3 | -33.5 | -33.2 | -59.8 |
| Dihydroergocristine | -9.4 | -24.8 | -26.0 | -64.7 |
| Ergocristine | 6.6 | -9.9 | -6.6 | -48.9 |
| Ergocorninine | 3.3 | -9.1 | -9.9 | -20.6 |
| Ergocryptinine | 28.4 | -0.7 | -19.7 | -63.0 |
| Ergocristinine | 49.1 | 32.7 | 11.2 | -55.4 |
), ArticleFig(id=1321833863412831151, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=CN, label=表2, caption=
牧草中麦角生物碱毒素的基质效应
, figureFileSmall=null, figureFileBig=null, tableContent=
| Mycotoxin | Matrix effects/% |
|---|
| Alfalfa | Leymus chinensis | Oats | Silage corn |
|---|
| Ergoitol | -8.7 | -8.5 | -0.6 | -1.2 |
| Ergosine | -10.2 | -28.1 | -19.2 | -41.2 |
| Ergotamine | -9.4 | -26.2 | -22.6 | -57.6 |
| Ergocornine | -1.3 | -16.7 | -13.7 | -48.7 |
| Ergocryptine | -20.3 | -33.5 | -33.2 | -59.8 |
| Dihydroergocristine | -9.4 | -24.8 | -26.0 | -64.7 |
| Ergocristine | 6.6 | -9.9 | -6.6 | -48.9 |
| Ergocorninine | 3.3 | -9.1 | -9.9 | -20.6 |
| Ergocryptinine | 28.4 | -0.7 | -19.7 | -63.0 |
| Ergocristinine | 49.1 | 32.7 | 11.2 | -55.4 |
), ArticleFig(id=1321833863509300144, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=EN, label=Table 3, caption=
Linear ranges, linear equations, correlation coefficients (r2), LODs and LOQs of the 10 ergot alkaloids toxins
, figureFileSmall=null, figureFileBig=null, tableContent=
| Analyte | Linear range/(ng/mL) | Matrix | Linear equation | r2 | LOD/(µg/kg) | LOQ/(µg/kg) |
|---|
| Ergoitol | 0.02-10 | A | y=406187.6x-5321.3 | 0.9983 | 0.2 | 0.5 |
| L | y =407123.8x-3593.5 | 0.9995 | 0.3 | 0.8 |
| O | y =441943.1x-5575.1 | 0.9963 | 0.1 | 0.5 |
| S | y =439285.3x-3960.3 | 0.9995 | 0.2 | 0.6 |
| Ergosine | 0.02-10 | A | y =223583.7x-2592.8 | 0.9977 | 0.1 | 0.5 |
| L | y =179002.7x+283.8 | 0.9963 | 0.1 | 0.4 |
| O | y=201027.6x-1034.5 | 0.9984 | 0.1 | 0.5 |
| S | y=146432.1x-1395.9 | 0.9978 | 0.3 | 0.5 |
| Ergotamine | 0.02-10 | A | y=17602.2x-1740.4 | 0.9956 | 0.2 | 1.0 |
| L | y=14351.0x-107.5 | 0.9974 | 0.8 | 2.2 |
| O | y=15047.4x-227.4 | 0.9983 | 0.8 | 2.0 |
| S | y=8232.8x+186.7 | 0.9998 | 0.6 | 1.7 |
| Ergocornine | 0.05-20 | A | y=241847.0x-3757.3 | 0.9967 | 0.4 | 1.0 |
| L | y=204177.0x-2390.6 | 0.9990 | 0.9 | 3.0 |
| O | y=211635.7x-858.7 | 0.9996 | 0.9 | 2.3 |
| S | y=125799.3x-1575.6 | 0.9994 | 1.0 | 2.4 |
| Ergocryptine | 0.2-50 | A | y=402484.5x-6950.3 | 0.9956 | 0.8 | 1.9 |
| L | y=335757.6x-1754.8 | 0.9992 | 1.3 | 4.1 |
| O | y=337455.4x-68.7 | 0.9999 | 1.0 | 3.2 |
| S | y=202891.5x-2736.9 | 0.9976 | 1.8 | 4.0 |
| Dihydroergocristine | 0.2-50 | A | y=98988.2x-10794.2 | 0.9953 | 1.6 | 3.3 |
| L | y=82217.9x-6029.7 | 0.9954 | 1.9 | 4.5 |
| O | y=80918.5x-4153.9 | 0.9965 | 2.0 | 4.1 |
| S | y=38582.2x+3290.0 | 0.9961 | 2.2 | 6.2 |
| Ergocristine | 0.05-20 | A | y=138974.5x-10782.5 | 0.9968 | 0.4 | 1.8 |
| L | y=117374.6x-2056.8 | 0.9984 | 0.9 | 4.2 |
| O | y=121682.2x-4690.4 | 0.9996 | 0.6 | 2.8 |
| S | y=66665.5x-3204.4 | 0.9991 | 2.3 | 7.3 |
| Ergocorninine | 0.05-20 | A | y=245674.0x-3245.4 | 0.9976 | 0.3 | 0.9 |
| L | y=216163.8x-2039.6 | 0.9990 | 0.4 | 0.7 |
| O | y=214161.6x-2267.5 | 0.9972 | 0.3 | 0.8 |
| S | y=188711.3x-245.5 | 0.9978 | 0.4 | 0.9 |
| Ergocryptinine | 0.05-20 | A | y=20416.4x-2344.6 | 0.9978 | 0.5 | 2.1 |
| L | y=15801.0x-900.0 | 0.9991 | 0.6 | 2.3 |
| O | y=12773.4x-544.7 | 0.9963 | 0.7 | 2.7 |
| S | y=5886.7x-338.9 | 0.9998 | 1.0 | 4.5 |
| Ergocristinine | 0.2-50 | A | y=494653.8x-9909.0 | 0.9953 | 1.3 | 5.5 |
| L | y=440326.7x-6537.3 | 0.9974 | 1.6 | 4.6 |
| O | y=368928.4x-3445.5 | 0.9959 | 1.3 | 3.3 |
| S | y=147932.6x-1244.7 | 0.9995 | 1.4 | 4.9 |
), ArticleFig(id=1321833863605769137, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=CN, label=表3, caption=
10种麦角生物碱毒素的线性范围、线性方程、相关系数、检出限及定量限
, figureFileSmall=null, figureFileBig=null, tableContent=
| Analyte | Linear range/(ng/mL) | Matrix | Linear equation | r2 | LOD/(µg/kg) | LOQ/(µg/kg) |
|---|
| Ergoitol | 0.02-10 | A | y=406187.6x-5321.3 | 0.9983 | 0.2 | 0.5 |
| L | y =407123.8x-3593.5 | 0.9995 | 0.3 | 0.8 |
| O | y =441943.1x-5575.1 | 0.9963 | 0.1 | 0.5 |
| S | y =439285.3x-3960.3 | 0.9995 | 0.2 | 0.6 |
| Ergosine | 0.02-10 | A | y =223583.7x-2592.8 | 0.9977 | 0.1 | 0.5 |
| L | y =179002.7x+283.8 | 0.9963 | 0.1 | 0.4 |
| O | y=201027.6x-1034.5 | 0.9984 | 0.1 | 0.5 |
| S | y=146432.1x-1395.9 | 0.9978 | 0.3 | 0.5 |
| Ergotamine | 0.02-10 | A | y=17602.2x-1740.4 | 0.9956 | 0.2 | 1.0 |
| L | y=14351.0x-107.5 | 0.9974 | 0.8 | 2.2 |
| O | y=15047.4x-227.4 | 0.9983 | 0.8 | 2.0 |
| S | y=8232.8x+186.7 | 0.9998 | 0.6 | 1.7 |
| Ergocornine | 0.05-20 | A | y=241847.0x-3757.3 | 0.9967 | 0.4 | 1.0 |
| L | y=204177.0x-2390.6 | 0.9990 | 0.9 | 3.0 |
| O | y=211635.7x-858.7 | 0.9996 | 0.9 | 2.3 |
| S | y=125799.3x-1575.6 | 0.9994 | 1.0 | 2.4 |
| Ergocryptine | 0.2-50 | A | y=402484.5x-6950.3 | 0.9956 | 0.8 | 1.9 |
| L | y=335757.6x-1754.8 | 0.9992 | 1.3 | 4.1 |
| O | y=337455.4x-68.7 | 0.9999 | 1.0 | 3.2 |
| S | y=202891.5x-2736.9 | 0.9976 | 1.8 | 4.0 |
| Dihydroergocristine | 0.2-50 | A | y=98988.2x-10794.2 | 0.9953 | 1.6 | 3.3 |
| L | y=82217.9x-6029.7 | 0.9954 | 1.9 | 4.5 |
| O | y=80918.5x-4153.9 | 0.9965 | 2.0 | 4.1 |
| S | y=38582.2x+3290.0 | 0.9961 | 2.2 | 6.2 |
| Ergocristine | 0.05-20 | A | y=138974.5x-10782.5 | 0.9968 | 0.4 | 1.8 |
| L | y=117374.6x-2056.8 | 0.9984 | 0.9 | 4.2 |
| O | y=121682.2x-4690.4 | 0.9996 | 0.6 | 2.8 |
| S | y=66665.5x-3204.4 | 0.9991 | 2.3 | 7.3 |
| Ergocorninine | 0.05-20 | A | y=245674.0x-3245.4 | 0.9976 | 0.3 | 0.9 |
| L | y=216163.8x-2039.6 | 0.9990 | 0.4 | 0.7 |
| O | y=214161.6x-2267.5 | 0.9972 | 0.3 | 0.8 |
| S | y=188711.3x-245.5 | 0.9978 | 0.4 | 0.9 |
| Ergocryptinine | 0.05-20 | A | y=20416.4x-2344.6 | 0.9978 | 0.5 | 2.1 |
| L | y=15801.0x-900.0 | 0.9991 | 0.6 | 2.3 |
| O | y=12773.4x-544.7 | 0.9963 | 0.7 | 2.7 |
| S | y=5886.7x-338.9 | 0.9998 | 1.0 | 4.5 |
| Ergocristinine | 0.2-50 | A | y=494653.8x-9909.0 | 0.9953 | 1.3 | 5.5 |
| L | y=440326.7x-6537.3 | 0.9974 | 1.6 | 4.6 |
| O | y=368928.4x-3445.5 | 0.9959 | 1.3 | 3.3 |
| S | y=147932.6x-1244.7 | 0.9995 | 1.4 | 4.9 |
), ArticleFig(id=1321833863756764082, tenantId=1146029695717560320, journalId=1283840372199657495, articleId=1321833854013395817, language=EN, label=Table 4, caption=
Recoveries and RSDs of the 10 ergot alkaloids toxins in forage (n=6)
, figureFileSmall=null, figureFileBig=null, tableContent=
| Analyte | Matrix | 1-fold LOQ | 2-fold LOQ | 10-fold LOQ |
|---|
| Recovery/% | RSD/% | Recovery/% | RSD/% | Recovery/% | RSD/% |
|---|
| Ergoitol | A | 76.9 | 5.4 | 80.3 | 3.8 | 84.3 | 4.1 |
| L | 88.5 | 2.7 | 91.2 | 3.3 | 92.3 | 4.3 |
| O | 77.7 | 6.6 | 80.6 | 5.1 | 82.8 | 5.0 |
| S | 72.0 | 7.6 | 74.0 | 6.2 | 81.9 | 6.5 |
| Ergosine | A | 68.3 | 8.9 | 77.6 | 3.2 | 81.1 | 3.1 |
| L | 68.9 | 7.3 | 72.4 | 3.6 | 80.6 | 3.8 |
| O | 69.4 | 7.0 | 72.0 | 5.7 | 76.4 | 1.2 |
| S | 74.4 | 4.4 | 75.0 | 4.1 | 76.7 | 3.7 |
| Ergotamine | A | 74.2 | 8.2 | 76.7 | 5.3 | 85.4 | 6.4 |
| L | 72.1 | 8.1 | 75.4 | 6.5 | 86.4 | 3.4 |
| O | 70.2 | 7.7 | 74.5 | 5.7 | 77.9 | 5.1 |
| S | 71.6 | 7.2 | 79.3 | 6.2 | 75.9 | 5.9 |
| Ergocornine | A | 82.1 | 9.9 | 84.3 | 8.1 | 85.6 | 2.8 |
| L | 79.6 | 9.2 | 82.4 | 6.4 | 88.4 | 1.4 |
| O | 78.6 | 5.6 | 81.9 | 3.7 | 84.2 | 5.5 |
| S | 85.5 | 4.8 | 93.1 | 4.8 | 99.9 | 4.1 |
| Ergocryptine | A | 73.6 | 9.1 | 75.8 | 9.7 | 78.9 | 6.7 |
| L | 70.6 | 6.8 | 77.4 | 3.3 | 80.6 | 4.6 |
| O | 72.4 | 7.1 | 79.0 | 5.3 | 77.7 | 3.7 |
| S | 70.1 | 7.6 | 74.2 | 7.0 | 80.0 | 6.8 |
| Dihydroergocristine | A | 66.9 | 9.6 | 75.8 | 3.6 | 77.5 | 3.2 |
| L | 66.4 | 3.3 | 74.1 | 3.6 | 79.8 | 3.9 |
| O | 74.5 | 5.3 | 77.8 | 6.5 | 81.0 | 3.0 |
| S | 70.3 | 7.3 | 70.5 | 7.4 | 76.1 | 7.1 |
| Ergocristine | A | 78.4 | 7.9 | 79.2 | 5.4 | 82.3 | 2.4 |
| L | 70.4 | 9.2 | 75.3 | 6.5 | 80.2 | 1.1 |
| O | 70.3 | 5.8 | 71.4 | 4.5 | 74.8 | 3.2 |
| S | 74.7 | 6.1 | 79.2 | 7.1 | 82.1 | 5.9 |
| Ergocorninine | A | 73.7 | 3.2 | 73.0 | 2.8 | 75.6 | 1.7 |
| L | 86.1 | 2.6 | 90.2 | 4.5 | 108.3 | 1.3 |
| O | 108.6 | 7.6 | 111.0 | 4.9 | 116.2 | 2.2 |
| S | 95.9 | 4.8 | 97.2 | 2.8 | 116.7 | 3.8 |
| Ergocryptinine | A | 66.3 | 5.6 | 72.4 | 5.7 | 73.5 | 5.0 |
| L | 73.3 | 9.2 | 76.7 | 6.1 | 96.5 | 5.6 |
| O | 76.7 | 8.4 | 78.0 | 5.2 | 81.9 | 1.1 |
| S | 72.3 | 7.0 | 79.0 | 5.8 | 87.7 | 5.8 |
| Ergocristinine | A | 87.1 | 5.4 | 89.3 | 7.3 | 92.3 | 5.2 |
| L | 74.5 | 1.9 | 78.7 | 2.4 | 94.7 | 4.2 |
| O | 74.4 | 4.3 | 80.5 | 4.7 | 79.1 | 3.2 |
| S | 79.3 | 6.0 | 86.1 | 6.1 | 94.6 | 5.6 |
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牧草样品中10种麦角生物碱毒素的回收率及相对标准偏差(n=6)
, figureFileSmall=null, figureFileBig=null, tableContent=
| Analyte | Matrix | 1-fold LOQ | 2-fold LOQ | 10-fold LOQ |
|---|
| Recovery/% | RSD/% | Recovery/% | RSD/% | Recovery/% | RSD/% |
|---|
| Ergoitol | A | 76.9 | 5.4 | 80.3 | 3.8 | 84.3 | 4.1 |
| L | 88.5 | 2.7 | 91.2 | 3.3 | 92.3 | 4.3 |
| O | 77.7 | 6.6 | 80.6 | 5.1 | 82.8 | 5.0 |
| S | 72.0 | 7.6 | 74.0 | 6.2 | 81.9 | 6.5 |
| Ergosine | A | 68.3 | 8.9 | 77.6 | 3.2 | 81.1 | 3.1 |
| L | 68.9 | 7.3 | 72.4 | 3.6 | 80.6 | 3.8 |
| O | 69.4 | 7.0 | 72.0 | 5.7 | 76.4 | 1.2 |
| S | 74.4 | 4.4 | 75.0 | 4.1 | 76.7 | 3.7 |
| Ergotamine | A | 74.2 | 8.2 | 76.7 | 5.3 | 85.4 | 6.4 |
| L | 72.1 | 8.1 | 75.4 | 6.5 | 86.4 | 3.4 |
| O | 70.2 | 7.7 | 74.5 | 5.7 | 77.9 | 5.1 |
| S | 71.6 | 7.2 | 79.3 | 6.2 | 75.9 | 5.9 |
| Ergocornine | A | 82.1 | 9.9 | 84.3 | 8.1 | 85.6 | 2.8 |
| L | 79.6 | 9.2 | 82.4 | 6.4 | 88.4 | 1.4 |
| O | 78.6 | 5.6 | 81.9 | 3.7 | 84.2 | 5.5 |
| S | 85.5 | 4.8 | 93.1 | 4.8 | 99.9 | 4.1 |
| Ergocryptine | A | 73.6 | 9.1 | 75.8 | 9.7 | 78.9 | 6.7 |
| L | 70.6 | 6.8 | 77.4 | 3.3 | 80.6 | 4.6 |
| O | 72.4 | 7.1 | 79.0 | 5.3 | 77.7 | 3.7 |
| S | 70.1 | 7.6 | 74.2 | 7.0 | 80.0 | 6.8 |
| Dihydroergocristine | A | 66.9 | 9.6 | 75.8 | 3.6 | 77.5 | 3.2 |
| L | 66.4 | 3.3 | 74.1 | 3.6 | 79.8 | 3.9 |
| O | 74.5 | 5.3 | 77.8 | 6.5 | 81.0 | 3.0 |
| S | 70.3 | 7.3 | 70.5 | 7.4 | 76.1 | 7.1 |
| Ergocristine | A | 78.4 | 7.9 | 79.2 | 5.4 | 82.3 | 2.4 |
| L | 70.4 | 9.2 | 75.3 | 6.5 | 80.2 | 1.1 |
| O | 70.3 | 5.8 | 71.4 | 4.5 | 74.8 | 3.2 |
| S | 74.7 | 6.1 | 79.2 | 7.1 | 82.1 | 5.9 |
| Ergocorninine | A | 73.7 | 3.2 | 73.0 | 2.8 | 75.6 | 1.7 |
| L | 86.1 | 2.6 | 90.2 | 4.5 | 108.3 | 1.3 |
| O | 108.6 | 7.6 | 111.0 | 4.9 | 116.2 | 2.2 |
| S | 95.9 | 4.8 | 97.2 | 2.8 | 116.7 | 3.8 |
| Ergocryptinine | A | 66.3 | 5.6 | 72.4 | 5.7 | 73.5 | 5.0 |
| L | 73.3 | 9.2 | 76.7 | 6.1 | 96.5 | 5.6 |
| O | 76.7 | 8.4 | 78.0 | 5.2 | 81.9 | 1.1 |
| S | 72.3 | 7.0 | 79.0 | 5.8 | 87.7 | 5.8 |
| Ergocristinine | A | 87.1 | 5.4 | 89.3 | 7.3 | 92.3 | 5.2 |
| L | 74.5 | 1.9 | 78.7 | 2.4 | 94.7 | 4.2 |
| O | 74.4 | 4.3 | 80.5 | 4.7 | 79.1 | 3.2 |
| S | 79.3 | 6.0 | 86.1 | 6.1 | 94.6 | 5.6 |
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