Figure 6).

A Light micrograph of a kidney from a Wistar-Kyoto (WKY) rat given methylglyoxal in drinking water for 18 weeks, showing smooth muscle cell hyperplasia with some narrowing of the lumen in the arteriole (hematoxylin and eosin stain, original magnification ×100). B Light micrograph of a kidney from a WKY rat given methylglyoxal in drinking water and N-acetylcysteine in the diet for 18 weeks, showing an almost normal-appearing arteriole (hematoxylin and eosin stain, original magnification ×100). Reproduced from reference 84