304 items found

Tags: Sampling and laboratory testing

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  • GlossaryTerm

    Quantitative Method

    A quantitative method is a method of analysis whose response is the amount of the analyte measured either directly or indirectly in a certain amount of sample.
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  • GlossaryTerm

    Feedingstuff

    See "feed"
    • Food Safety
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  • GlossaryTerm

    Phylogeny

    The evolutionary history of an organism or of a taxonomic group,e.g.a species.
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  • GlossaryTerm

    Causative Agent

    The pathogen or its product, such as a toxin or bioactive amine, considered to be the cause of the food-borne outbreak.
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  • GlossaryTerm

    Proprietary Method

    See "alternative method"
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  • GlossaryTerm

    NGS library preparation

    In general, the core steps in preparing RNA or DNA for Next Generation Sequencing (NGS) analysis are: (i) fragmenting and/or sizing the target sequences to a desired length,...
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  • GlossaryTerm

    Single Nucleotide Polymorphism (SNP)

    Single site in any DNA sequence for which the identity of the nucleotide differs among individuals.
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  • GlossaryTerm

    Neighbor Joining (NJ) tree

    A method of constructing a tree in which at each step the two most closely related clusters that are not yet clustered will be clustered (joined in a "branch"). Once all...
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  • GlossaryTerm

    Batch

    A group or set of identifiable products obtained from a given process under practically identical circumstances and produced in a given place within one defined production period
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  • GlossaryTerm

    Establishment

    Any unit of a food business
    • Food Safety
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  • GlossaryTerm

    Data Collection

    The use of appropriate data sources and collection methods including automation of data collection where appropriate and the existence of a case definition and a data collection...
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  • GlossaryTerm

    DNA fragment

    A small piece of DNA, often produced by a physical or chemical shearing of larger DNA molecules. NGS machines determine the sequence of many DNA fragments simultaneously.
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  • GlossaryTerm

    Feed

    Any substance or product, including additives, whether processed, partially processed or unprocessed, intended to be used for oral feeding to animals
    • Animal Health
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  • GlossaryTerm

    Unit of interest

    Units selected for sampling in surveillance activity (level of sampling).e.g. animal, farm, batch, village
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  • GlossaryTerm

    Confirmatory test

    Test methods of high diagnostic specificity that are used to confirm results, usually positive results, derived from other test methods.
    • Animal Health
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  • GlossaryTerm

    Serotype

    The phenotypic serological profile of an organism, typically the somatic and flagella antigens.
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  • GlossaryTerm

    Detection In Food Chain Or Its Environment

    Laboratory detection in the food chain or its environment is defined as the detection of the potentialcausative agents in previous stages along the chain of production of the...
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  • GlossaryTerm

    Genotype

    Part of the genetic makeup of a cell, and therefore of any individual, which determines one of its characteristics (phenotype). Genotype is one of three factors that determine...
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  • GlossaryTerm

    Standardisation

    Process of developing and agreeing upon technical standards.
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  • GlossaryTerm

    Semi-quantitative

    Yielding an approximation of the quantity or amount of a substance.
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