Fig. 4From: A critical role of AREG for bleomycin-induced skin fibrosisERK-p expression in skin fibrosis and after AZD6244 (selumetinib) treatment. a shows images of nuclear staining with DAPI or ERK-p specific antibodies. The method is described in details in experimental methods. b is a summary of ERK-p staining using the number of positive cells per field under microscope (200 X). **indicates p < 0.0001Back to article page