Gene expression of progesterone metabolizing enzymes in unpaired breast carcinoma and normal (mammoplasty) tissue samples. Expression level of each gene (in relation to 18S rRNA) from 17 tumor and 10 normal tissue samples is presented as mean ± SEM. ** indicates significantly different from normal at p < 0.01.
Lewis et al. BMC Cancer 2004 4:27 doi:10.1186/1471-2407-4-27