Gen‐i Hazama

Stress increases dynorphin immunoreactivity in limbic brain regions and dynorphin antagonism produces antidepressant‐like effects

Yukihiko Shirayama, Hisahito Ishida, Masaaki Iwata et al. · Journal of Neurochemistry · 2004 · 300 citations · Full text

Psychopharmacology, Immobilization Stress, Social Sciences +28

Hippocampal astrocytes are necessary for antidepressant treatment of learned helplessness rats

Masaaki Iwata, Yukihiko Shirayama, Hisahito Ishida et al. · Hippocampus · 2010 · 52 citations · Full text

Antidepressant Treatment, Affective Neuroscience, Psychopharmacology +18

The Prevalence of Probable Delayed Sleep Phase Syndrome in Students from Junior High School to University in Tottori, Japan

Gen‐i Hazama, Yuichi Inoue, Kazushige Kojima et al. · The Tohoku Journal of Experimental Medicine · 2008 · 39 citations · Full text

Junior High School, Sleep Disorders, Sleep +9

Mouse brain IgG‐like immunoreactivity: Strain‐specific occurrence in microglia and biochemical identification of IgG

Gen‐i Hazama, Osamu Yasuhara, Hiroyuki Morita et al. · The Journal of Comparative Neurology · 2005 · 31 citations

Pregnenolone and dehydroepiandrosterone administration in neonatal rats alters the immunoreactivity of hippocampal synapsin I, neuropeptide Y and glial fibrillary acidic protein at post-puberty

Yukihiko Shirayama, Katsumasa Muneoka, Masaaki Iwata et al. · Neuroscience · 2005 · 15 citations

Hippocampal Synapsin, Neurophysiology, Neuroanatomy +13