What is the right reverse transcription method for your qPCR experiment?--Taq Talk Episode 9
Protocol
Difficulty
intermediate
Steps
1
Introduce reverse transcription approaches
The video introduces the topic of reverse transcription (RT) methods for qPCR experiments and explains that two primary approaches exist: two-step and one-step methods.
▶ 00:05
2
Explain two-step reverse transcription method
Describe the two-step approach where RNA is first converted to first-strand cDNA in step one, which can be stored or immediately used for second-strand cDNA synthesis and real-time detection in step two.
▶ 00:41
3
Explain one-step reverse transcription method
Describe the one-step approach where reverse transcription and PCR amplification occur simultaneously in the same tube, combining both processes in a single reaction.
▶ 00:59
4
Identify two-step method applications
Explain when to use the two-step method: for analyzing multiple targets in separate reactions from the same cDNA synthesis, and when sample quantities are limited since cDNA can be stored for later use.
▶ 01:11
5
Identify one-step method applications
Explain when to use the one-step method: for faster workflows, high-throughput gene expression analysis, RNA virus detection, liquid-handling robotics to reduce contamination, and when rapid time-to-results is critical.
▶ 01:31
6
Select appropriate chemistry and reagents
After choosing the RT approach, select additional parameters for your qPCR experiment including detection chemistry options like TaqMan or SYBR Green and appropriate reagent formulations.
▶ 02:08
7
Access reagent selection resources
Direct viewers to use the online reagent selection guide at thermofisher.com to find the best RT and qPCR detection method reagents for their specific experimental needs.
▶ 02:30
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