在食物诊断的趋向和需要.pptx

该【在食物诊断的趋向和需要 】是由【zhangkuan1436】上传分享，文档一共【29】页，该文档可以免费在线阅读，需要了解更多关于【在食物诊断的趋向和需要 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。TrendsandNeedsinFoodDiagnostics
LarissaKahr-BIT,Austria
MalinBrännback-TEKES,Finland
GabrielavonBlankenfeld-Enkvist-TEKES,Finland
AimoftheStudy
InvestigatetechnologicaltrendsandneedsinFoodDiagnostics
Understandthefactorsthatshapeandinfluencethedevelopmentofthisfield.
BureauforInternationalResearchandTechnologyCooperation-Austria
Focus
Backgroundonfoodsafetymanagementtools
Descriptionofthemethodscurrentlyusedandnewmethodsdeveloped
Themarketforfooddiagnostics
BureauforInternationalResearchandTechnologyCooperation-Austria
Definitions
FoodDiagnosticsappliesmodernmethodsdevelopedinhumaninvitrodiagnostictofood
RapidMethodscomprisesdifferenttypesoftests
Miniaturisedbiochemicalkits
Antibody-basedtests
Nucleicacidhybridisation-basedtests
Manual,semi-automatedorfullyautomated
BureauforInternationalResearchandTechnologyCooperation-Austria
Detection
Bacteria,viruses,parasites,chemicals,biotoxins,heavymetalsandprions
Inallstepsofthefoodchain-fromrawmaterialstoendproducts
BureauforInternationalResearchandTechnologyCooperation-Austria
Foodastestmatrix
Extremelyvariedinitschemicalcomposition
Containsmanydifferentingredients
Mightcontainanintrinsicmicrobialflora
BureauforInternationalResearchandTechnologyCooperation-Austria
FrameFoodSafety
Processcontrolismoreefficientthanproductcontrol
Thesafetyofaproductwithlowdefectratescannotbeguaranteedthroughsamplingandtesting
Thefocusischangingfromend-producttestingtoHACCP
Thishastobeconsideredwhendevelopingnewmethodswithintheconceptualframeoffoodsafety
BureauforInternationalResearchandTechnologyCooperation-Austria
Microbiologicalmethodscanbedividedinto“traditional”or“conventional”methodsandrapidmethods
BureauforInternationalResearchandTechnologyCooperation-Austria
ConventionalMethods
Conventionalmethodsrelyonculturingmicroorgansimsontoagarplates
Laboriousandtime-consuming
84%ofalltestsarebasedoncountingviablecells
Requiredbynationalandinternationalregulatoryagenciesforofficialcontrol
BureauforInternationalResearchandTechnologyCooperation-Austria
RapidMethods
Advantagesinanalysistime
Possibilitytoeliminatelabourintensivesteps
Potentialforautomation
However,lengthyincubationproceduresarestillnecessary
Firstone-shiftmethodsunderdevelopment
ELISAandPCRaredominating
Lackofacommonvalidationprocedure
Mostlynotacceptedforofficialcontrolpurposes
BureauforInternationalResearchandTechnologyCooperation-Austria