LKB1 -actin EGFR PARP1 Cyto Nuc Chro.ppt Cell fractionation b a c 6 h +Cherry-tTA-ER +GFP-KU70/80 or -LKB1 +I-Sce Ⅰ > 200 copies of TRE/I-SceI +Tamoxifen.
LKB1
