Figure 1A. [doi:10.1152/ajpcell.00506.2006] Alfieri CM; Evans-Anderson HJ; Yutzey KE, "Developmental regulation of the mouse IGF-I exon 1 promoter region by calcineurin activation of NFAT in skeletal muscle." Am J Physiol Cell Physiol 2007; 292: C1887-94. [PMID:17229811]