International Joournal of Tryptohan Research 6(Suppl 1) 75-85 2013年 [査読有り]
A decrease in the quality of sleep is believed to cause anxiety and worsen depression. Comparisons of salivary melatonin levels with different factors including quality of sleep, state and trait anxieties, and depression, were conducted to examine...
International Congress Series 1304 415-419 2007年11月 [査読有り]
We established a highly reproducible, simple and rapid simultaneous measurement method in which blood plasma can be directly injected into high-performance liquid chromatography (HPLC) without conducting conventional extraction of kynurenine (Kyn)...
International Congress Series 1304 175-179 2007年11月 [査読有り]
In order to investigate the effect of mental stress on the tryptophan metabolism, a stress model of visual display terminals work was loaded on healthy students. Before and just after stress, plasma samples were collected and serotonin, tryptophan...