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Merck
CN

TSTOPRT

Sigma-Aldrich

ThermaStop-RT

increases RT-PCR specificity, inhibits non-specific polymerase activity, prevents mis-priming before RT-PCR

别名:

Multiplex RT-PCR, PCR Additive, hot start DNA polymerase, hot start PCR, hotstart

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UNSPSC代码:
12352200
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表单

lyophilized powder

包装

pkg of 2500 units
pkg of 500 units

技术

RT-PCR: suitable

颜色

opaque

运输

ambient

储存温度

2-8°C

一般描述

ThermaStop-RT is a proprietary additive for One-Step, or Two-Step Reverse Transcriptase-PCR assays containing gene-specific primers. ThermaStop-RT interacts with the reverse transcriptase at low temperatures to reduce priming errors. ThermaStop-RT improves detection sensitivity and specific product yield by eliminating priming errors at low temperature. ThermaStop-RT acts as a Hot-start which binds and inhibits DNA polymerase activity. It also renatures the DNA polymerase upon cooling and activates its functions at lower temperatures or post-amplification.

应用

ThermaStop-RT is suitable for gene expression quantitative PCR (qPCR) and next-generation sequencing (NGS) applications.

特点和优势

  • It eliminates the non-specific product formation
  • Provides increased sensitivity and specificity
  • Provides higher yield and pure cDNA synthesis for conventional RT-PCR
  • It minimizes the primer-dimer formation
  • It utilizes the same cycling conditions as conventional Taq polymerase
  • Decreases the RNA secondary structure
  • Stable at low temperatures
  • Enzymes are inhibited at below 55°C
  • Compatible with several RT-PCR enzymes
  • Provides better multiplexing, efficient primer use
  • Better quantitative accuracy and monoplex and multiplex amplification sensitivity

包装

One unit of ThermaStop-RT is defined as the amount required for optimal performance in a one-step RT-PCR containing 50 units of reverse transcriptase (RT) and one unit of hot-start Taq Polymerase in a volume of 20 uL and a temperature of 50 degrees C.

制备说明

Dissolve in Tris pH 8.3 buffer

其他说明

RT-PCR, *Please note ThermaStop-RT should not be used in combination with ThermaStop or ThermaGo.

法律信息

ThermaGo is a trademark of ThermaGenix Inc.
ThermaStop is a trademark of ThermaGenix Inc.

储存分类代码

10 - Combustible liquids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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商品

How to stop nonspecific bands and off target primers in PCR.

PCR additive added to master mix that stops nonspecific bands after cool down.

PCR additive interacts with reverse transcriptase at low temperatures to reduce priming problems that lead to nonspecific bands.

ThermaStop™ 和 ThermaGo™ PCR 添加剂可抑制扩增前、扩增中和扩增后的错配,从而提高PCR的特异性和灵敏度。ThermaStop™-RT添加剂在一步法和两步法RT-PCR中可作为逆转录酶的热启动剂。

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