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    Home > Biochemistry News > Biotechnology News > Three elements of Taq enzyme selection: amplification efficiency, enzyme motility, and sensitivity

    Three elements of Taq enzyme selection: amplification efficiency, enzyme motility, and sensitivity

    • Last Update: 2022-09-14
    • Source: Internet
    • Author: User
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    Guide

    At present, there are many brands of hot-start Taq enzyme sold in the domestic market, but there are not many really high-quality hot-start Taq enzymes, in the face of so many hot-start Taq enzyme products, how should we choose?


    First, warm-start Taq enzymes with high amplification efficiency are selected

    After the well-tolerated Taq enzyme reaction system is optimized, the amplification efficiency is more than 95%, and the amplification can be obtained satisfactorily even when the content of the target gene is low, and it is not easy to be poisoned when the amount of template is high, and the exponential amplification period is longer


    Second, choose a hot-start Taq enzyme with strong enzymatic power

    The enzymatic motility of taq enzymes is related



    Generally speaking, DNA polymerase amplification efficiency is high, the sensitivity is high, but there are also inconsistencies


    The amplification sensitivity of Taq enzyme is detected, and the common detection method is to dilute the plasmid fragment of the target gene by 10x or 5x gradient, perform PCR detection at a few lower dilutions, and select the hot-start Taq enzyme


    It can be seen that researchers need to choose according to their own experimental requirements and funding, and it is best to do a gradient dilution amplification experiment to detect the amplification efficiency and sensitivity


     

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