Pigment epithelium-derived factor (PEDF) inhibits proximal tubular cell injury in early diabetic nephropathy by suppressing advanced glycation end products (AGEs)-receptor (RAGE) axis - Maeda, S; Matsui, T; Takeuchi, M; Yoshida, Y; Yamakawa, R; Fukami, K; Yamagishi, S (Pharmacol Res, 2011)