Attenuation of abnormal glutamate release in zinc deficiency by zinc and Yokukansan

A Takeda, H Tamano, H Itoh, N Oku - Neurochemistry international, 2008 - Elsevier
The mechanism of the abnormal increase in extracellular glutamate concentration in the
hippocampus induced with 100mM KCl in zinc deficiency is unknown. In the present study …

Release of glutamate and GABA in the hippocampus under zinc deficiency

A Takeda, M Hirate, H Tamano… - Journal of Neuroscience …, 2003 - Wiley Online Library
Zinc homeostasis in the brain is affected by dietary zinc deficiency, and its alteration may
cause brain dysfunctions. On the basis of the previous evidence that hippocampal zinc was …

Suppressive effect of Yokukansan on excessive release of glutamate and aspartate in the hippocampus of zinc-deficient rats

A Takeda, H Itoh, H Tamano, M Yuzurihara… - Nutritional …, 2008 - Taylor & Francis
Abstract Yokukansan (TJ-54), a herbal medicine, has been used as a cure for insomnia and
irritability in children. Yokukansan also improves behavioral and psychological symptoms …

Influences of yokukansankachimpihange on aggressive behavior of zinc-deficient mice and actions of the ingredients on excessive neural exocytosis in the …

H Tamano, E Yusuke, K Ide, A Takeda - Experimental animals, 2016 - jstage.jst.go.jp
We examined the effect of Yokukansankachimpihange (YKSCH), a form of Yokukansan
containing parts of two herbaceous plants, Citrus Unshiu Peel (Chimpi) and Pinellia Tuber …

Susceptibility to kainate‐induced seizures under dietary zinc deficiency

A Takeda, M Hirate, H Tamano… - Journal of …, 2003 - Wiley Online Library
Zinc homeostasis in the brain is altered by dietary zinc deficiency, and its alteration may be
associated with the etiology and manifestation of epileptic seizures. In the present study …

Responsiveness to kainate in young rats after 2-week zinc deprivation

A Takeda, H Itoh, H Tamano, N Oku - Biometals, 2006 - Springer
On the basis of the evidence of the enhanced susceptibility to kainate-induced seizures in
young rats fed a zinc-deficient diet for 4 weeks, the relationship between zinc release from …

Impairment of GABAergic neurotransmitter system in the amygdala of young rats after 4-week zinc deprivation

A Takeda, H Itoh, S Imano, N Oku - Neurochemistry international, 2006 - Elsevier
On the basis of the evidence that the excitability of hippocampal glutamatergic
neurotransmitter system is enhanced by dietary zinc deficiency, the response of amygdalar …

Facilitation of zinc influx via AMPA/kainate receptor activation in the hippocampus

A Takeda, N Sakurada, M Ando, S Kanno… - Neurochemistry …, 2009 - Elsevier
Glutamate and zinc is co-released by excitation of hippocampal mossy fibers and both
concentrations are increased in the extracellular compartment. In a novel environment …

Zinc inhibition of γ-aminobutyric acid transporter 4 (GAT4) reveals a link between excitatory and inhibitory neurotransmission

E Cohen-Kfir, W Lee, S Eskandari… - Proceedings of the …, 2005 - National Acad Sciences
γ-Aminobutyric acid (GABA) transporters (GATs) play an important role in inhibitory
neurotransmission by clearing synaptically released GABA and by maintaining low resting …

Differential effects of zinc on glutamatergic and GABAergic neurotransmitter systems in the hippocampus

A Takeda, A Minami, Y Seki… - Journal of neuroscience …, 2004 - Wiley Online Library
Approximately 10% of total zinc in the brain exists in synaptic vesicles of glutamatergic
neurons; however, the function of vesicular zinc is poorly understood. The presynaptic action …