Suppression of salivary melatonin secretion under 100-Hz flickering and non-flickering blue light

Yukako Hidaka, Tomoaki Kozaki, Yosuke Kusano, Jun’ya Takakura • 2018

Non-cotton swab sample collection may not affect salivary melatonin assay results

Yukako Hidaka, Tomoaki Kozaki • 2018

Effects of day-time exposure to different light intensities on light-induced melatonin suppression at night

Keisuke Hatae, Ryunosuke Taketomi, Ayaka Kubokawa, Tomoaki Kozaki • 2015

Effects of Different Light Intensities in the Morning on Dim Light Melatonin Onset

Hiroki Noguchi, Naohiro Toda, Akira Yasukouchi, Tomoaki Kozaki • 2011

Effectiveness of a Red-visor Cap for Preventing Light-induced Melatonin Suppression during Simulated Night Work

Nobuhiko Miura, Shigekazu Higuchi, Megumi Takahashi, Tomoaki Kozaki, Toma Fukuda • 2011

Relationships between Salivary Estradiol and Components of Mental Rotation in Young Men

Akira Yasukouchi, Tomoaki Kozaki • 2008

Inhibition of Heart Rate Variability during Sleep in Humans by 6700 K Pre-sleep Light Exposure

Shingo Kitamura, Keita Ishibashi, Akira Yasukouchi, Tomoaki Kozaki • 2007

Variations in the Light-induced Suppression of Nocturnal Melatonin with Special Reference to Variations in the Pupillary Light Reflex in Humans

Tadaaki Hazama, Akira Yasukouchi, Tomoaki Kozaki • 2007