Fig. 3From: Neutrophil gelatinase associated lipocalin (NGAL) is elevated in type 2 diabetics with carotid artery stenosis and reduced under metformin treatmentNGAL and MMP-9/NGAL serum levels are lower in metformin-treated patients. Box-whisker plot display serum NGAL (a) and MMP-9/NGAL (b) concentrations stratified according to metformin treatmentBack to article page