A1 Refereed original research article in a scientific journal
Effect of Acylated and Nonacylated Anthocyanins on Urine Metabolic Profile during the Development of Type 2 Diabetes in Zucker Diabetic Fatty Rats
Authors: Chen Kang, Wei Xuetao, Zhang Jian, Kortesniemi Maaria, Zhang Yumei, Yang Baoru
Publisher: AMER CHEMICAL SOC
Publication year: 2022
Journal: Journal of Agricultural and Food Chemistry
Journal name in source: JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY
Journal acronym: J AGR FOOD CHEM
Volume: 70
Issue: 48
First page : 15143
Last page: 15156
Number of pages: 14
ISSN: 0021-8561
eISSN: 1520-5118
DOI: https://doi.org/10.1021/acs.jafc.2c06802
Web address : https://pubs.acs.org/doi/full/10.1021/acs.jafc.2c06802
Self-archived copy’s web address: https://research.utu.fi/converis/portal/detail/Publication/177458098
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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