Effects of viral promoters, the Woodchuck hepatitis post-transcriptional regulatory element, and weakened antibiotic resistance markers on transgene expression in Chinese hamster ovary cells

2020 ◽  
Vol 94 ◽  
pp. 258-265
Author(s):  
Wen Wang ◽  
Xiao Guo ◽  
Si-Jia Chen ◽  
Tian-Yun Wang ◽  
Fang Wang ◽  
...  
1985 ◽  
Vol 5 (1) ◽  
pp. 109-113 ◽  
Author(s):  
G M Adair ◽  
M J Siciliano

To gain insight into the nature of hemizygosity in Chinese hamster ovary (CHO) cells and the mechanisms by which it has arisen, we are attempting to map and determine linkage relationships for as many hemizygous loci as possible. In this study, we have shown by segregation analysis of intraspecific somatic cell hybrids that the hemizygous gene locus associated with resistance to methylglyoxalbisguanyl hydrazone (MBG) in CHO cells is linked to the hemizygous IDH2 locus on chromosome Z3. Nine of the ten autosomal hemizygous gene loci that have been mapped to date in CHO cells are clustered on three chromosomes, with five such markers on chromosome 2, two on chromosome 8, and now two on the Z3 chromosome. With the mapping of MBG to the Z3 chromosome, selectable drug resistance markers are now available on eight different CHO chromosomes.


2014 ◽  
Vol 36 (10) ◽  
pp. 1937-1943 ◽  
Author(s):  
Jun-He Zhang ◽  
Xiao-Yin Wang ◽  
Tian-Yun Wang ◽  
Fang Wang ◽  
Wei-Hua Dong ◽  
...  

2013 ◽  
Vol 167 (3) ◽  
pp. 255-261 ◽  
Author(s):  
Janice Chen ◽  
Jonathon Haverty ◽  
Liang Deng ◽  
Guanghua Li ◽  
Ping Qiu ◽  
...  

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