Article
Chicken beta-globin insulator overcomes variegation of transgenes in Xenopus embryos.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology - 1 Jul 2008
Sekkali Belaïd, Tran Hong Thi, Crabbe Ellen, De Beule Christophe, Van Roy Frans, Vleminckx Kris
Abstract excerpt
Chromatin structure and gene transcription regulation are intimately linked, and mosaic expression of randomly integrated transgenes into the genome is frequently observed. This variegation of transgene expression is likely due to the genomic integration site, which can affect the behavior of the integrated DNA sequence in a positive or a negative way. Insulators are a class of DNA elements that can protect genes...
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