Effect of Acylated and Nonacylated Anthocyanins on Urine Metabolic Profile during the Development of Type 2 Diabetes in Zucker Diabetic Fatty Rats




Chen Kang, Wei Xuetao, Zhang Jian, Kortesniemi Maaria, Zhang Yumei, Yang Baoru

PublisherAMER CHEMICAL SOC

2022

Journal of Agricultural and Food Chemistry

JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY

J AGR FOOD CHEM

70

48

15143

15156

14

0021-8561

1520-5118

DOIhttps://doi.org/10.1021/acs.jafc.2c06802(external)

https://pubs.acs.org/doi/full/10.1021/acs.jafc.2c06802(external)

https://research.utu.fi/converis/portal/detail/Publication/177458098(external)



The effect of nonacylated and acylated anthocyanins on urinary metabolites in diabetic rats was investigated. Nonacylated anthocyanins extract from bilberries (NAAB) or acylated anthocyanins extract from purple potatoes (AAPP) was given to Zucker diabetic fatty (ZDF) rats for 8 weeks at daily doses of 25 and 50 mg/kg body weight. 1H NMR metabolomics was applied to study alterations in urinary metabolites from three time points (weeks 1, 4, and 8). Both types of anthocyanins modulated the metabolites associated with the tricarboxylic acid cycle, gut microbiota metabolism, and renal function at weeks 1 and 4, such as 2-oxoglutarate, fumarate, alanine, trigonelline, and hippurate. In addition, only a high dose of AAPP decreased monosaccharides, formate, lactate, and glucose levels at week 4, suggesting improvement in energy production in mitochondria, glucose homeostasis, and oxidative stress. This study suggested different impacts of AAPP and NAAB on the metabolic profile of urine in diabetes.


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