Zobrazeno 61 - 70
of 274
pro vyhledávání: '"Keizo Umegaki"'
Publikováno v:
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan. 136(9)
We previously reported that a high-fat and high-cholesterol (HFHC) diet for 12 weeks induced non-alcoholic steatohepatitis (NASH) and influenced major CYP subtype gene expression levels and activities in a mouse model. In the present study, we determ
Autor:
Nobuko Kawakami, Katsuki Mizuno, Mizuki Matsumoto, Hiroshi Yamada, Keizo Umegaki, Kang Kim, Kiyoshi Harada, Kazuki Ide, Emi Shiosaki, Yuka Hagiwara, Hidefumi Yoshida, Tsunehiro Yokochi
Publikováno v:
Nutrition. 31:406-408
Vitamin C is a major antioxidant and also is known as a neuromodulator in dopaminergic neurons. The aim of this study was to investigate the association between lymphocyte and plasma vitamin C levels in various stages of Parkinson's disease (PD).Sixt
Autor:
Keizo Umegaki
Publikováno v:
Journal of Nutritional Science and Vitaminology. 61:S133-S135
Developments in food science and technology have accelerated the production and availability of health foods. Although consumers may acquire health benefits from some products, they may also suffer adverse health effects and economic losses. Unlike m
Publikováno v:
Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi). 54:282-289
Collecting adverse case reports suspected to be due to health foods and evaluation of the causality are important to secure safety, even if the causal relationship between health foods and reported health problem is uncertain. Case reports are mainly
Publikováno v:
Food and Nutrition Sciences. :136-143
Green tea contains folate and epigallocatechin gallate (EGCg), which is suggested to be an antifolate. In this study, we examined whether green tea was a good source of folate in a folate depletion/repletion rat model. Rats fed a folate deficient die
Publikováno v:
Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi). 54:56-64
Herb-drug interactions are mainly mediated by hepatic cytochrome P450 (CYP) enzymes. Here, we examined the effect of three herbs (valerian, salacia and black cohosh) on CYP activity in vivo in mice and in liver microsomes in vitro. Extracts which sho
Autor:
Jiro Takahashi, Keizo Umegaki, Michiyo Takagi, Sakae Amagaya, Akira Matsumoto, Makoto Inoue, Hiroki Tanabe
Publikováno v:
Biochemical Pharmacology. 84:692-700
Astaxanthin (ASX), an oxygenated carotenoid (xanthophyll), has previously been shown to exert ameliorative effects on obesity and insulin resistance, but the underlying mechanisms were not clearly elucidated. In the present study, we investigated whe
Publikováno v:
Journal of nutritional science and vitaminology. 62(2)
Green tea is thought to be a primary source of folate in the Japanese diet, based on folate content analyzed by a microbiological assay. Green tea also contains high amount of catechins, in particular, epigallocatechin gallate (EGCg), which was demon
Autor:
Yoko, Sato, Megumi, Tsubota-Utsugi, Tsuyoshi, Chiba, Nobuyo, Tsuboyama-Kasaoka, Hidemi, Takimoto, Nobuo, Nishi, Keizo, Umegaki
Publikováno v:
Asia Pacific journal of clinical nutrition. 25(2)
A daily mineral supplement is useful for those who are at risk of a deficiency. Some Western reports suggest that mineral supplement users have healthy behaviors and are not mineral-deficient. It is unknown whether the same phenomenon is observed in
Publikováno v:
Journal of Atherosclerosis and Thrombosis
Aim: Resveratrol is a popular ingredient in dietary supplements. Some patients concomitantly use dietary supplements and medicines in Japan. In the present study, we determined whether trans-resveratrol and melinjo (Gnetum gnemon L.) seed extract (MS