Koichiro Ina

Oral supplementation with a combination of l-citrulline and l-arginine rapidly increases plasma l-arginine concentration and enhances NO bioavailability

Masahiko Morita, Toshio Hayashi, Masayuki Ochiai et al. · Biochemical and Biophysical Research Communications · 2014 · 146 citations · Full text

Pharmacy, Pharmacology, Bioavailability +12

Short-term effects of l-citrulline supplementation on arterial stiffness in middle-aged men

Masayuki Ochiai, Toshio Hayashi, Masahiko Morita et al. · International Journal of Cardiology · 2010 · 124 citations

Medicine, Internal Medicine, Nutrition In Older Adults +6

Endothelial cellular senescence is inhibited by liver X receptor activation with an additional mechanism for its atheroprotection in diabetes

Toshio Hayashi, Hitoshi Kotani, Tomoe Yamaguchi et al. · Proceedings of the National Academy of Sciences · 2014 · 77 citations · Full text

Pharmacy, Pharmacology, Pharmacotherapy +17

Dose-Dependent Modulatory Effects of Insulin on Glucose-Induced Endothelial Senescence In Vitro and In Vivo: A Relationship between Telomeres and Nitric Oxide

Hisako Matsui‐Hirai, Toshio Hayashi, Seiji Yamamoto et al. · Journal of Pharmacology and Experimental Therapeutics · 2011 · 76 citations

Education, Endocrinology, Aging +16

Depression, quality of life (QoL) and will to live of community-dwelling postmenopausal women in three Asian countries: Korea, China and Japan

Koichiro Ina, Toshio Hayashi, Hideki Nomura et al. · Archives of Gerontology and Geriatrics · 2010 · 34 citations

Social Sciences, Geriatric Medicine, Health Sciences +12