PPARG and breast carcinoma: MCF7 breast cancer cells were treated for 24 h with NSAIDs, at the following concentrations: 0.750 mM of ibuprofen; 0.500 mM of indomethacin; 0.375 mM of diclofenac; 0.060 mM of sulindac; 0.020 mM of celecoxib; and 0.020 mM of troglitazone (as a positive control, standard agonist of PPARγ).