Increased renal GLUT1 abundance and urinary TGF-beta 1 in streptozotocin-induced diabetic rats: implications for the development of nephropathy complicating diabetes - D’Agord Schaan, B; Lacchini, S; Bertoluci, M C; Irigoyen, M C; Machado, U F; Schmid, H (Horm Metab Res, 2001)