A novel Bxb1 integrase RMCE system for high fidelity site-specific integration of mAb expression cassette in CHO Cells

2017 ◽  
Vol 114 (8) ◽  
pp. 1837-1846 ◽  
Author(s):  
Mara C. Inniss ◽  
Kalpanie Bandara ◽  
Barbara Jusiak ◽  
Timothy K. Lu ◽  
Ron Weiss ◽  
...  
2021 ◽  
Vol 26 (5) ◽  
pp. 795-803
Author(s):  
Jaewon Kim ◽  
Yun Haeng Lee ◽  
Myeong Uk Kuk ◽  
Su Young Hwang ◽  
Hyung Wook Kwon ◽  
...  

2015 ◽  
Vol 5 (1) ◽  
Author(s):  
Jae Seong Lee ◽  
Thomas Beuchert Kallehauge ◽  
Lasse Ebdrup Pedersen ◽  
Helene Faustrup Kildegaard

2006 ◽  
Vol 3 (9) ◽  
pp. 763-763
Author(s):  
Louis J Nkrumah ◽  
Rebecca A Muhle ◽  
Pedro A Moura ◽  
Pallavi Ghosh ◽  
Graham F Hatfull ◽  
...  

2009 ◽  
Vol 83 (23) ◽  
pp. 12512-12525 ◽  
Author(s):  
Nathalie Dutheil ◽  
Els Henckaerts ◽  
Erik Kohlbrenner ◽  
R. Michael Linden

ABSTRACT The nonpathogenic human adeno-associated virus type 2 (AAV-2) has adopted a unique mechanism to site-specifically integrate its genome into the human MBS85 gene, which is embedded in AAVS1 on chromosome 19. The fact that AAV has evolved to integrate into this ubiquitously transcribed region and that the chromosomal motifs required for integration are located a few nucleotides upstream of the translation initiation start codon of MBS85 suggests that the transcriptional activity of MBS85 might influence site-specific integration and thus might be involved in the evolution of this mechanism. In order to begin addressing this question, we initiated the characterization of the human MBS85 promoter region and compared its transcriptional activity to that of the AAV-2 p5 promoter. Our results clearly indicate that AAVS1 is defined by a complex transcriptional environment and that the MBS85 promoter shares key regulatory elements with the viral p5 promoter. Furthermore, we provide evidence for bidirectional MBS85 promoter activity and demonstrate that the minimal motifs required for AAV site-specific integration are present in the 5′ untranslated region of the gene and play a posttranscriptional role in the regulation of MBS85 expression. These findings should provide a framework to further elucidate the complex interactions between the virus and its cellular host in this unique pathway to latency.


2019 ◽  
Vol 55 (8) ◽  
pp. 586-597 ◽  
Author(s):  
Hongli Li ◽  
Zhipeng Li ◽  
Ning Xiao ◽  
Xiaoping Su ◽  
Shanshan Zhao ◽  
...  

1994 ◽  
Vol 60 (12) ◽  
pp. 4279-4283 ◽  
Author(s):  
M T Alegre ◽  
B Cournoyer ◽  
J M Mesas ◽  
M Guérineau ◽  
P Normand ◽  
...  

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