1. Antioxidant and anti-adipogenic activities of acorn shells.
- Author
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Youn, Un-Young, Shon, Myung-Soo, Kim, Gyo-Nam, Katagiri, Riho, Harata, Kaori, Kamegai, Masayuki, Ishida, Yasuyuki, and Lee, Seung-Cheol
- Abstract
Antioxidant and anti-adipogenic activities of water extract (WE) and methanol extract (ME) of acorn shells (AS), from Quercus acutissima Carruth. grown in Korea, were investigated. At a concentration of 50 μg/mL, the WE had a scavenging activity of 53.84% for the DPPH and 76.09% for the ABTS radical, while the ME had corresponding scavenging activities of 29.09 and 48.43%. Total phenolic contents of WE and ME were 375.96 and 288.01 mg gallic acid equivalents/g of extracts, respectively. Both extracts significantly inhibited 3T3-L1 adipogenesis in a dose-dependent manner, and concomitantly decreased the size and number of intracellular lipid droplets. Furthermore, the antiadipogenic activities of WE and ME are largely limited in the pre- and early stages of adipogenesis. The results suggest that AS may be a promising source of antioxidants and anti-obesity compounds. [ABSTRACT FROM AUTHOR]
- Published
- 2016
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