PHAGE-BASED BACTERIAL DETECTION ASSAY
    3.
    发明公开
    PHAGE-BASED BACTERIAL DETECTION ASSAY 审中-公开
    BAKTERIENDETEKTIONSTEST AUF BASIS VON PHAGEN

    公开(公告)号:EP3011062A4

    公开(公告)日:2017-06-14

    申请号:EP14813675

    申请日:2014-06-19

    Abstract: Methods of detecting target bacteria are provided. In some embodiments the methods comprise exposing the sample to a phage capable of infecting a set of target bacteria and comprising a heterologous nucleic acid sequence encoding a marker. In some embodiments the target bacteria comprise Listeria. In some embodiments the target bacteria are all Listeria. Recombinant Listeria phage comprising a heterologous nucleic acid sequence encoding a marker are also provided as are useful combinations of such phage and articles of manufacture comprising such phage, among other things.

    Abstract translation: 提供了检测靶细菌的方法。 在一些实施方案中,所述方法包括将样品暴露于能够感染一组靶细菌并且包含编码标记的异源核酸序列的噬菌体。 在一些实施方案中,靶细菌包含李斯特菌。 在一些实施方案中,目标细菌全部是李斯特氏菌。 还提供了包含编码标记物的异源核酸序列的重组利斯特氏菌噬菌体,以及此类噬菌体和包含此类噬菌体的制品等的有用组合。

    METHOD AND APPARATUS FOR FORMING OF AN AUTOMATED SAMPLING DEVICE FOR THE DETECTION OF SALMONELLA ENTERICA UTILIZING AN ELECTROCHEMICAL APTAMER BIOSENSOR
    8.
    发明公开
    METHOD AND APPARATUS FOR FORMING OF AN AUTOMATED SAMPLING DEVICE FOR THE DETECTION OF SALMONELLA ENTERICA UTILIZING AN ELECTROCHEMICAL APTAMER BIOSENSOR 审中-公开
    VERFAHREN UND VORRICHTUNG ZUR FORMUNG EINER AUTOMATISIERTEN PROBENAHMEVORRICHTUNG ZUM NACHWEIS VON SALMONELLA ENTERICA MITHILFE EINES ELEKTROCHEMISCHEN APTAMERBIOSENSORS

    公开(公告)号:EP2521917A4

    公开(公告)日:2013-07-10

    申请号:EP11732217

    申请日:2011-01-07

    CPC classification number: G01N33/5308 G01N33/5438 G01N33/56916 G01N2333/255

    Abstract: An aptamer-based solid-state electrochemical biosensor for label-free detection of Salmonella enterica serovars utilizing immobilized aptamers. The device is realized by forming a matrix array of parallel capacitors, thus allowing the realization of low-cost, portable, fully integrated devices. Protein-aptamer binding modulates the threshold voltage of a circuit, changing the impedance (capacitance) of the circuit. This circuit is further characterized by an electrode coded with a p-Si substrate, enhancing the affinity between the Salmonella outer membrane proteins (OMPs) and the aptamer. An aptamer embedded detection plate is configured within a testing lid device that fits a standard, commercially available polymer specimen jar. A sample is mixed with broth for incubation and cultivation of any present Salmonella bacteria to obtain acceptable concentration of the pathogen for testing. The information obtained can then be transmitted by wireless network.

    Abstract translation: 一种基于适配子的固态电化学生物传感器,用于利用固定化适配子无标记检测肠道沙门氏菌血清型。 该器件通过形成并联电容器的矩阵阵列来实现,从而允许实现低成本,便携式,完全集成的器件。 蛋白质 - 适体结合调节电路的阈值电压,改变电路的阻抗(电容)。 该电路的特征还在于用p-Si底物编码的电极,增强了沙门氏菌外膜蛋白(OMP)和适体之间的亲和力。 适配器嵌入的检测板配置在测试盖装置内,该装置适合标准的市售聚合物标本罐。 将样品与肉汤混合以培养和培养任何现有的沙门氏菌以获得可接受浓度的用于测试的病原体。 所获得的信息可以通过无线网络传输。

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