Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Toshiyasu Ishii"'
Autor:
Chieko Hayashi, Takeshi Hongo, Kiyoko Nakanishi, Hiroyuki Hashimoto, Rie Harada, Toshiyasu Ishii, Kazuhiro Nakamura
Publikováno v:
Shokuhin eiseigaku zasshi. Journal of the Food Hygienic Society of Japan. 57(2)
From fiscal year 2012 to 2014, we surveyed the concentration of radioactive cesium in 39 wild animal meats obtained from 20 wild boars and 19 deer caught in Chiba prefecture, using a germanium semiconductor detector. Four wild boar meats in the fisca
Autor:
Yuji Haishima, Yukihiro Goda, Masaaki Kurihara, Toshiyasu Ishii, Kazunaga Takahashi, Masaaki Saijo, Takashi Hasegawa, Tomoko Nagata, Nobuo Kawahara
Publikováno v:
Chemical and Pharmaceutical Bulletin. 57:185-189
A new sildenafil analogue, cyclopentynafil (1) and a new tadalafil analogue, N-octylnortadalafil (2) were isolated from a dietary supplement illegally marketed for erectile dysfunction. The structures of the sildenafil and tadalafil analogues were el
Autor:
R. Gordon Kirk, Toshiyasu Ishii
Publikováno v:
Journal of Vibration and Acoustics. 118:154-163
The active magnetic bearing (AMB) is a relatively new technology which has many advantages compared with conventional bearing design. In an AMB system, the rolling-element back-up bearings are indispensable to protect the magnetic bearing rotor and s
Publikováno v:
Shokuhin eiseigaku zasshi. Journal of the Food Hygienic Society of Japan. 50(6)
A rapid and simple method for determination of theophylline, theobromine and caffeine in dietary supplements containing guarana by ultra-performance liquid chromatography (UPLC) has been developed. Theophylline, theobromine and caffeine were extracte
Autor:
Nobuo Kawahara, Tomoko Nagata, Yukihiro Goda, Masaaki Saijo, Toshiyasu Ishii, Yuji Haishima, Takashi Hasegawa
Publikováno v:
Shokuhin eiseigaku zasshi. Journal of the Food Hygienic Society of Japan. 49(4)
A tadalafil analogue was detected in a dietary supplement marketed for tonic effect, along with hydroxyhomosildenafil and aminotadalafil. The tadalafil analogue was isolated by preparative thin layer chromatography (TLC) and its structure was elucida