下载此文档

《国外食品检验培训》.ppt

文档分类：行业资料 | 页数：约43页举报非法文档有奖

1/43

下载提示

1.该资料是网友上传的，本站提供全文预览，预览什么样，下载就什么样。
2.下载该文档所得收入归上传者、原创者。
3.下载的文档，不会出现我们的网址水印。

同意并开始全文预览

(约 1-6 秒)

1/43 下载此文档

文档列表 文档介绍

该【《国外食品检验培训》】是由【相惜】上传分享，文档一共【43】页，该文档可以免费在线阅读，需要了解更多关于【《国外食品检验培训》】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.
.
Focus
Backgroundonfoodsafetymanagementtools
Descriptionofthemethodscurrentlyusedandnewmethodsdeveloped
Themarketforfooddiagnostics
.
Definitions
FoodDiagnosticsappliesmodernmethodsdevelopedinhumaninvitrodiagnostictofood
RapidMethodscomprisesdifferenttypesoftests
Miniaturisedbiochemicalkits
Antibody-basedtests
Nucleicacidhybridisation-basedtests
Manual,semi-automatedorfullyautomated
.
Detection
Bacteria,viruses,parasites,chemicals,biotoxins,heavymetalsandprions
Inallstepsofthefoodchain-fromrawmaterialstoendproducts
.
Foodastestmatrix
Extremelyvariedinitschemicalcomposition
Containsmanydifferentingredients
Mightcontainanintrinsicmicrobialflora
.
FrameFoodSafety
Processcontrolismoreefficientthanproductcontrol
Thesafetyofaproductwithlowdefectratescannotbeguaranteedthroughsamplingandtesting
Thefocusischangingfromend-producttestingtoHACCP
Thishastobeconsideredwhendevelopingnewmethodswithintheconceptualframeoffoodsafety
.
Microbiologicalmethodscanbedividedinto“traditional”or“conventional”methodsandrapidmethods
.
ConventionalMethods
Conventionalmethodsrelyonculturingmicroorgansimsontoagarplates
Laboriousandtime-consuming
84%ofalltestsarebasedoncountingviablecells
Requiredbynationalandinternationalregulatoryagenciesforofficialcontrol
.
RapidMethods
Advantagesinanalysistime
Possibilitytoeliminatelabourintensivesteps
Potentialforautomation
However,lengthyincubationproceduresarestillnecessary
Firstone-shiftmethodsunderdevelopment
ELISAandPCRaredominating
Lackofacommonvalidationprocedure
Mostlynotacceptedforofficialcontrolpurposes
.

《国外食品检验培训》来自淘豆网www.taodocs.com转载请标明出处.