A skewed XCI pattern with greater than 75% amplification of 1 allele ( allele ratio > 3 : 1 ) was found in 22 ( 9 . 1% ) of 242 control subjects .
a skewed xci pattern with greater than 75% amplification of 1 allele ( allele ratio > 3 : 1 ) was found in 22 ( 9 . 1% ) of 242 control subjects .
O B-other_name I-other_name I-other_name O O O O O O O B-DNA_domain_or_region O B-DNA_domain_or_region O O O O O O O O O O O O O O O O O B-multi_cell I-multi_cell O