Figure 7. Concentration of serum creatinine and urea nitrogen. Values are expressed as mean ± SE (n=6). Means not sharing a common superscript letter are significantly different (p<0.05) between groups

From

Influence of Tea Polyphenols on the Formation of Advanced Glycation End Products (AGEs) in vitro and in vivo

Shanli Peng, Genyi Zhang

Journal of Food and Nutrition Research. 2014, 2(8), 524-531 doi:10.12691/jfnr-2-8-15