scholarly journals OSCA: A one-step construction of adenovirus system using the Gibson DNA Assembly technology

Author(s):  
Na Ni ◽  
Fang Deng ◽  
Fang He ◽  
Hao Wang ◽  
Deyao Shi ◽  
...  
2019 ◽  
Vol 9 (1) ◽  
Author(s):  
Zheng Hu ◽  
Li Wang ◽  
Zhaoying Shi ◽  
Jing Jiang ◽  
Xiangning Li ◽  
...  

Abstract Overlap extension polymerase chain reaction (PCR) is a powerful technology for DNA assembly. Based on this technology, we synthesized DNA templates, which were transcribed into sgRNA in vitro, and further detected their efficiency of purified sgRNAs with Cas9 nuclease. The sgRNAs synthesized by this approach can effectively cleave the DNA fragments of interest in vitro and in vivo. Compared with the conventional method for generating sgRNA, it does not require construction of recombinant plasmids and design of primers to amplify sgRNA core fragment. Only several short primers with overlapped sequences are needed to assemble a DNA fragment as the template of sgRNA. This modified and simplified method is highly applicable and less time-consuming.


Author(s):  
Victor De Lorenzo

For decades, molecular biologists have been removing or inserting genes into all kinds of organisms with biotechnological intent or simply to generate fundamental knowledge. Synthetic biology (SynBio) goes one step further by incorporating conceptual frameworks from computing, electronics, and industrial design. This change makes it possible to conceive the creation of complex biological objects that were previously considered too difficult to assemble. To do this, the stages of any industrial production process must be adopted: design, construction of the components, assembly, and final manufacture. This objective requires standardisation of the physical and functional formats of the components involved, DNA assembly methods, activity measurements, and descriptive languages.


2014 ◽  
Vol 23 ◽  
pp. 70-77 ◽  
Author(s):  
Pieter Coussement ◽  
Jo Maertens ◽  
Joeri Beauprez ◽  
Wouter Van Bellegem ◽  
Marjan De Mey

2015 ◽  
Vol 5 (1) ◽  
Author(s):  
Kenji Tsuge ◽  
Yukari Sato ◽  
Yuka Kobayashi ◽  
Maiko Gondo ◽  
Masako Hasebe ◽  
...  
Keyword(s):  
One Step ◽  

Author(s):  
R.P. Goehner ◽  
W.T. Hatfield ◽  
Prakash Rao

Computer programs are now available in various laboratories for the indexing and simulation of transmission electron diffraction patterns. Although these programs address themselves to the solution of various aspects of the indexing and simulation process, the ultimate goal is to perform real time diffraction pattern analysis directly off of the imaging screen of the transmission electron microscope. The program to be described in this paper represents one step prior to real time analysis. It involves the combination of two programs, described in an earlier paper(l), into a single program for use on an interactive basis with a minicomputer. In our case, the minicomputer is an INTERDATA 70 equipped with a Tektronix 4010-1 graphical display terminal and hard copy unit.A simplified flow diagram of the combined program, written in Fortran IV, is shown in Figure 1. It consists of two programs INDEX and TEDP which index and simulate electron diffraction patterns respectively. The user has the option of choosing either the indexing or simulating aspects of the combined program.


2006 ◽  
Vol 73 ◽  
pp. 85-96 ◽  
Author(s):  
Richard J. Reece ◽  
Laila Beynon ◽  
Stacey Holden ◽  
Amanda D. Hughes ◽  
Karine Rébora ◽  
...  

The recognition of changes in environmental conditions, and the ability to adapt to these changes, is essential for the viability of cells. There are numerous well characterized systems by which the presence or absence of an individual metabolite may be recognized by a cell. However, the recognition of a metabolite is just one step in a process that often results in changes in the expression of whole sets of genes required to respond to that metabolite. In higher eukaryotes, the signalling pathway between metabolite recognition and transcriptional control can be complex. Recent evidence from the relatively simple eukaryote yeast suggests that complex signalling pathways may be circumvented through the direct interaction between individual metabolites and regulators of RNA polymerase II-mediated transcription. Biochemical and structural analyses are beginning to unravel these elegant genetic control elements.


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