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Matrix attaclunent regions or matrix associated regions(MARs)were specialDNA sequences in chromatin of eukaryotic cells that tightly associated with thenuclear matrix or scaffold in vitro after a combination of nuclease digestion andextraction.They were also called scaffold attachment regions(SARs).It wasfound that MARs could improve the expression level and the stability of foreigngenes in transgenie plants.The reason might be that a transgene flanked byMARs was transmitted into the plant cells,the MARs would attach the nuclear
Matrix attaclunent regions or matrix associated regions (MARs) were specialDNA sequences in chromatin of eukaryotic cells that tightly associated with thenuclear matrix or scaffold in vitro after a combination of nuclease digestion andextraction. They also also called scaffold attachment regions (SARs) .It wasfound that MARs could improve the expression level and the stability of foreigngenes in transgenie plants. The reason might be that transgene flanked by MARs was transmitted into the plant cells, the MARs would attach the nuclear