scholarly journals Optimizing T4 DNA polymerase conditions enhances the efficiency of one-step sequence- and ligation-independent cloning

BioTechniques ◽  
2017 ◽  
Vol 63 (3) ◽  
Author(s):  
Mohammad Nazrul Islam ◽  
Kyeong Won Lee ◽  
Hyung-Soon Yim ◽  
Seong Hyuk Lee ◽  
Hae Chang Jung ◽  
...  
2012 ◽  
Vol 78 (15) ◽  
pp. 5440-5443 ◽  
Author(s):  
Jae-Yeon Jeong ◽  
Hyung-Soon Yim ◽  
Ji-Young Ryu ◽  
Hyun Sook Lee ◽  
Jung-Hyun Lee ◽  
...  

ABSTRACTWe developed one-step sequence- and ligation-independent cloning (SLIC) as a simple, cost-effective, time-saving, and versatile cloning method. Highly efficient and directional cloning can be achieved by direct bacterial transformation 2.5 min after mixing any linearized vector, an insert(s) prepared by PCR, and T4 DNA polymerase in a tube at room temperature.


2007 ◽  
Vol 2 (1) ◽  
pp. 121-132 ◽  
Author(s):  
Sotirios Melissis ◽  
Nikolaos E. Labrou ◽  
Yannis D. Clonis

2009 ◽  
Vol 107 (6) ◽  
pp. 668-669 ◽  
Author(s):  
Akira Tachibana ◽  
Kazuo Tohiguchi ◽  
Takayuki Ueno ◽  
Yuichi Setogawa ◽  
Ayako Harada ◽  
...  

PLoS ONE ◽  
2021 ◽  
Vol 16 (6) ◽  
pp. e0252789
Author(s):  
Yukiko Nakura ◽  
Heng Ning Wu ◽  
Yuya Okamoto ◽  
Muneyuki Takeuchi ◽  
Koichiro Suzuki ◽  
...  

The general methods to detect the RNA of severe acute respiratory syndrome-coronavirus 2 (SARS-CoV-2) in clinical diagnostic testing involve reverse transcriptases and thermostable DNA polymerases. In this study, we compared the detection of SARS-CoV-2 by a one-step real-time RT-PCR method using a heat-resistant reverse transcriptase variant MM4 from Moloney murine leukemia virus, two thermostable DNA polymerase variants with reverse transcriptase activity from Thermotoga petrophila K4 and Thermococcus kodakarensis KOD1, or a wild-type DNA polymerase from Thermus thermophilus M1. The highest performance was achieved by combining MM4 with the thermostable DNA polymerase from T. thermophilus M1. These enzymes efficiently amplified specific RNA using uracil-DNA glycosylase (UNG) to remove contamination and human RNase P RNA amplification as an internal control. The standard curve was obtained from 5 to 105 copies of synthetic RNA. The one-step real-time RT-PCR method’s sensitivity and specificity were 99.44% and 100%, respectively (n = 213), compared to those of a commercially available diagnostic kit. Therefore, our method will be useful for the accurate detection and quantification of SARS-CoV-2.


2010 ◽  
Vol 5 (2) ◽  
pp. 224-231 ◽  
Author(s):  
Ramon Kranaster ◽  
Matthias Drum ◽  
Nicole Engel ◽  
Manfred Weidmann ◽  
Frank T. Hufert ◽  
...  

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