Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Toshio Horikoshi"'
Autor:
Kazuhiko Sato, Toshio Horikoshi, Norihisa Fukaya, Wahyu S. Putro, Jun-Chul Choi, Seong Jib Choi, Keisuke Fukaya
Publikováno v:
Bulletin of the Chemical Society of Japan. 93:958-962
A simple and practical method for direct synthesis of tetramethoxysilane (TMOS) from silica (SiO2) and methanol was achieved using a base catalyst and acetal as a dehydrant under carbon dioxide (CO...
Publikováno v:
Journal of Society of Cosmetic Chemists of Japan. 54:42-47
Autor:
Putro, Wahyu S., Keisuke Fukaya, Jun-Chul Choi, Seong Jib Choi, Toshio Horikoshi, Kazuhiko Sato, Norihisa Fukaya
Publikováno v:
Bulletin of the Chemical Society of Japan; Aug2020, Vol. 93 Issue 8, p958-962, 5p
Autor:
Norihisa Fukaya, Kumai Hiroshi, Sho Kataoka, Hasegawa Minoru, Toshio Horikoshi, Akira Endo, Seong Jib Choi, Jun-Chul Choi, Kazuhiko Sato
Publikováno v:
New Journal of Chemistry. 41:2224-2226
A new simple and efficient process for synthesizing tetraalkoxysilanes (TROS) directly from silica and alcohols was developed using molecular sieves as dehydrating agents. Using this method, a variety of TROS (R = ethoxy, n-propoxy, or n-butoxy) were
Autor:
Seong Jib Choi, Jun-Chul Choi, Norihisa Fukaya, Hasegawa Minoru, Kumai Hiroshi, Toshio Horikoshi, Kazuhiko Sato, Hiroyuki Yasuda
Publikováno v:
Chemistry Letters. 45:828-830
A new efficient method of synthesizing tetramethoxysilane (TMOS) directly from silica (SiO2) and methanol was developed using a base catalyst and 2,2-dimethoxypropane (acetal) as an organic dehydrating reagent. Carbon dioxide significantly accelerate
Evaluation of Fatigue Caused to Human Body by Solar Exposure by Measuring Brain Function Performance
Autor:
Shoji Hayashi, Hiroaki Ishii, Mitsuharu Yabune, Kohji Matsue, Ken-ichi Yamada, Osami Kajimoto, Toshio Horikoshi, Takumi Takahashi, Motoko Murakami
Publikováno v:
Journal of Society of Cosmetic Chemists of Japan. 38:95-103
真夏の強い日差しの下でレジャーやスポーツをすることにより, その日の夕方から夜にかけて極度な疲労を感じることがある。これに関し, 22-62歳の健常男女204名を対象にアンケート調査
Publikováno v:
Journal of Society of Cosmetic Chemists of Japan. 35:120-126
皮膚の色素沈着を抑制するためには, チロシナーゼが介するメラニン生成抑制効果を有することだけではなく, 紫外線等が引き起こす活性酸素種等の因子を抑制することも重要である。さ
Autor:
Toshio Horikoshi, Michio Nakahara, Hiroko Kaminaga, Yoshiki Miyachi, Minoru Sasaki, Hideyo Uchiwa
Publikováno v:
Pigment Cell Research. 13:358-363
Ultraviolet (UV) B irradiation evokes erythema and delayed pigmentation in skin, where a variety of toxic and modulating events are known to be involved. Nitric oxide (NO) is generated from L-arginine by NO synthases (NOS). Production of NO is enhanc
Publikováno v:
Pigment Cell Research. 13:248-252
Ultraviolet light (UV) radiation causes skin-tanning, which is thought to be mediated by stimulating the release of melanogenic factors from keratinocytes as well as other cells. Nitric oxide (NO) has been reported to be generated after UV radiation
Publikováno v:
Skin Pharmacology and Physiology. 10:153-159
Daily treatments of skin in hairless mice with concentrates of rice wine, Japanese traditional alcohol, lowered transepidermal water loss levels compared to the controls on the 3rd day after ultraviolet B (UVB) irradiation. These findings indicate th