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《膠體金免疫層析法快速定量分析糧油農(nóng)產(chǎn)品中黃曲霉毒素B1-論文.pdf》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫(kù)。
1、中國(guó)油料作物學(xué)報(bào)2014,36(4):529—532ChineseJournalofOilCropSciencesdoi:10.7505/j.issn.1007—9084.2014.04.016膠體金免疫層析法快速定量分析糧油農(nóng)產(chǎn)品中黃曲霉毒素B王督,張文,李培武,,’,張奇,張兆威,..,丁小霞',姜俊(1.中國(guó)農(nóng)業(yè)科學(xué)院油料作物研究所,湖北武漢,430062;2.農(nóng)業(yè)部生物毒素檢測(cè)重點(diǎn)實(shí)驗(yàn)室,湖北武漢,430062;3.農(nóng)業(yè)部油料作物生物學(xué)與遺傳育種重點(diǎn)實(shí)驗(yàn)室,湖北武漢,430062;4.農(nóng)業(yè)部油料
2、產(chǎn)品質(zhì)量安全風(fēng)險(xiǎn)評(píng)估實(shí)驗(yàn)室(武漢),湖北武漢,430062;5.農(nóng)業(yè)部油料及制品質(zhì)量監(jiān)督檢驗(yàn)測(cè)試中心,湖北武漢,430062)摘要:采用自主研制的黃曲霉毒素B膠體金免疫定量檢測(cè)卡,建立花生、玉米、大米、小麥等糧油農(nóng)產(chǎn)品中黃曲霉毒素B。的定量分析方法,4種樣品檢測(cè)的線性范圍為1.0~20.0g/,R2>0.97,方法的定量限為1.0g/kg,樣品加標(biāo)回收率為75%~106%,RSD<20%。膠體金免疫層析法與免疫親和柱凈化一HPLC法相比,相對(duì)誤差<15%,具有簡(jiǎn)便快速、靈敏度高、重現(xiàn)性好等特點(diǎn),適用于糧
3、油農(nóng)產(chǎn)品及制品中黃曲霉毒素B.篩查,樣品檢測(cè)時(shí)間只需15rain,檢測(cè)成本低于其他方法。關(guān)鍵詞:黃曲霉毒素B;膠體金免疫層析;定量檢測(cè);單光譜成像中圖分類號(hào):TS207文獻(xiàn)標(biāo)識(shí)碼:A文章編號(hào):1007—9084(2014)04—0529—04RapidandquantitativedetectionofaflatoxinBlinplantgrainandoilseedsproductsusingcolloidgoldenimmuno——chromatographicmethodWANGDu,,ZHANG
4、Wen,,,-,LIPei—WI1,,,,,ZHANGQi,.ZHANGZha0一wei,,DINGXiao—xia,..,JIANGJun,,(1.OilCropsResearchInstituteoftheChineseAcademyofAgriculturalSciences,Wuhan430062,China;2.KeyLaboratoryofBiologyandGeneticImprovementofOilCrops,MinistryofAgriculture,Wuhan430062,Chin
5、a;3.KeyLaboratoryofDetectionforMycotoxins,MinistryofAgriculture,Wuhan430062,China;4.LaboratoryofRiskAssessmentforOilseedsProducts(Wuhan),MinistryofAgriculture,Wuhan430062,China;5.QualityInspectionandTestCenterforOilseedsProduc~,MinistryofAgriculture,Wuha
6、n430062,China)Abstract:Arapidandquantitativedetectionmethodbasedoncolloidgoldimmuno——chromatographicmethodwasdevelopedtoanalyzeaflatoxinB1inseveralplantsamplessuchaspeanut,coi'n,rice,wheat.ThequantitativedetectionofaflatoxinBlinthesesamplescouldbecomplet
7、edwithin15minutes.Thedynamiclinearrangeofthecalibrationcurveswas1.0g/kg一20.0kg(R>0.97),andthelimitofquantificationwasupto1.0kg,withtherecoveryrateof75%一106%(RSD<20%).Comparedwithimmuno~affinitycolumnpurification—liquidchromatography,therelativestandardde
8、viation(RSD)waslessthan15%.Thisdetectionmethodcostlessthanothermethods,andwiththeadvantageofshorter—timeandhigher—sensitivity,thismethodcouldbeusedforaflatoxinBIscreeninginplantagro—products.Keywords:AflatoxinB1;Colloidgol