GoTaq® MDx Hot Start Polymerase for Molecular Diagnostics Labs

24 May 2017

This application note discusses the properties which make the GoTaq® MDx Hot Start Polymerase an ideal general-purpose enzyme for molecular diagnostic applications and laboratory-developed tests. It compares GoTaq® MDx Hot Start Polymerase and other commercially available hot-start DNA polymerases in a series of PCR assays. The study found that GoTaq® MDx Hot Start Polymerase had similar or better amplification sensitivity and higher specificity than other commercially available hot-start DNA polymerases.

GoTaq® Hot Start Master Mixes

Promega Corp.

GoTaq® Hot Start Master Mixes are premixed, ready-to-use solutions containing GoTaq® Hot Start Polymerase, magnesium, dNTPs and buffer. Reactions can be set up in less than a minute at room temperature; simply add your template, water and primers. Available with either green or colorless reaction buffers, which also serve as loading buffers, allowing you to go directly from thermal cycler to gel analysis. GoTaq® Hot Start Master Mixes offer the specificity and sensitivity of an antibody-based hot-start polymerase in a convenient, easy-to-use, time-saving format.

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GoTaq® Hot Start Polymerase

Promega Corp.

GoTaq® Hot Start Polymerase contains the high-performance GoTaq® DNA Polymerase bound to a proprietary antibody that blocks polymerase activity. The system is supplied with a tube of 25mM MgCl2, allowing optimization of the magnesium concentration in your reactions. It is also supplied with 5X Green GoTaq® Flexi Buffer and 5X Colorless GoTaq® Flexi Buffer. The buffers contain a compound that increases sample density, so that samples sink easily into the wells of an agarose gel. The green buffer also contains two dyes that separate to allow easy monitoring during electrophoresis. Use the green reaction buffer for direct-to-gel analysis after amplification and the colorless reaction buffer for amplifications where the dyes may interfere with post-amplification analysis such as fluorescence or absorbance testing. Available as stand alone or master mix.

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