Fig. 1From: CHEK2 represses breast stromal fibroblasts and their paracrine tumor-promoting effects through suppressing SDF-1 and IL-6CHEK2 expression is down-regulated in cancer-associated fibroblasts. a Whole cell lysates were prepared from the indicated cells and 50 μg of proteins were used for immunoblotting analysis using antibodies against the indicated proteins. b Total RNA was extracted from the indicated cells and the amount of the CHEK2 mRNA was assessed by qRT-PCR. Error bars represent means ± S.DBack to article page