Figure 4From: Polyphenolic extract of lotus root (edible rhizome of Nelumbo nucifera) alleviates hepatic steatosis in obese diabetic db/db miceA qualitative analysis of the lotus root polyphenols by the HCl-butanolic method. The reaction mixtures consisted of 0.02 mg of (+)-catechin, proanthocyanidin B2, and lotus polyphenols in 500 μl of HCl-butanol (concentrated HCl/n-butanol, 1:5) were heated at100°C for 30 min.Back to article page