“ The distribution of cells in the cell cycle phases were analyzed from the DNA histogram using a FACS Caliber flow cytometer Becton Dickinson, San Jose, CA, USA and CellQuest software CA, USA cheap stromectol When these medications are co administered with tamoxifen to women with an EM phenotype, endoxifen concentrations are similar to those observed in PM and have the potential, therefore, to reduce tamoxifen efficacy 9, 43, 44 ”