Comparison of the expression levels of SELS in lymphoblastoid cell lines of Yerubans (brown), Han Chinese (yellow), Japanese (orange) and Caucasians (pink), sorted by genotype for pSNP rs9874 predicted to create a nonconserved miR-181 target site. Homozygous genotypic class for the ancestral allele (AA) is marked by an asterisk. Error bars correspond to standard error.