https://www.gaba-receptor.com/2016/10/31/cells_were_transfected_with_pkc_and_pkc_shrna_respectively_to_knockdown_pkc_and_pkc_and_expression_levels_of_pkc_and_pkc_were_detected_by_western_blotting_in_3_separate_experiments_c_e_frap_was/