Astaxanthin supplementation effects on adipocyte size and lipid profile in OLETF rats with hyperphagia and visceral fat accumulation

Masaki Kimura, Mayuko Iida, Hideki Yamauchi, Masato Suzuki, Toshiaki Shibasaki, Yoshimasa Saito, Hidetsugu Saito

研究成果: Article査読

18 被引用数 (Scopus)

抄録

The effects of astaxanthin supplementation on visceral adipose tissue and lipid profile in an Otsuka Long Evans Tokushima Fatty (OLETF) rat model of hyperphagia and visceral fat accumulation was investigated. At 25 weeks of age, OLETF rats were assigned randomly to an obese control (OC, n = 6) or an astaxanthin supplementation (AX, n = 6) group. Long Evans Tokushima Otsuka (LETO) rats were assigned to a lean control (LT, n = 6) group. The AX group was subjected to 6 weeks of dietary supplementation with 0.2% astaxanthin (2 g/kg diet powder chow food) ad libitum. After the 6-week experimental period, astaxanthin supplementation in obese rats promoted size reduction of visceral adipocytes, with a remarkable decrease in FFA and a significant increase in blood HDL-c concentrations. These results suggest that astaxanthin can at least partially ameliorate lipid profile and adipocyte abnormalities associated with obesity.

本文言語English
ページ(範囲)114-120
ページ数7
ジャーナルJournal of Functional Foods
11
C
DOI
出版ステータスPublished - 2014 1月 1

ASJC Scopus subject areas

  • 食品科学
  • 医学(その他)
  • 栄養および糖尿病

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