Acute regulation of GLUT4 gene expression in skeletal muscle: effect of contractile activity and role of transcriptional factors MEF2A, MEF2C, MEF2D, NF-B and HIF1-a - Silva, J. L. T.; Machado, Ubiratan Fabres; Bordin, S.; Vargas, A. M.; Britto, Luiz Roberto Giorgetti de; Nunes, Maria Tereza (Congresso da Sociedade Brasileira de Fisiologia, 2003)