Effects of theanine, r-glutamylethylamide, on neurotransmitter release and its relationship with glutamic acid neurotransmissionTakashi Yamada
Laboratory of Nutritional Biochemistry, Ministry of Education, Culture, Sports, Science and Technology of Japan, University of Shizuoka
Nutr Neurosci 8:219-26. 2005
..Further, L-trans-2,4-PDC cause excitatory neurotransmission, whereas theanine may inhibit excitatory neurotransmission and cause inhibitory neurotransmission via glycine receptors...
- Theanine, r-glutamylethylamide, increases neurotransmission concentrations and neurotrophin mRNA levels in the brain during lactation
Takashi Yamada
Laboratory of Nutritional Biochemistry, COE Program in the 21st Century and CITY AREA, Ministry of Education, Culture, Sports, Science and Technology of Japan, University of Shizuoka, 52 1 Yada, Shizuoka, Japan
Life Sci 81:1247-55. 2007
..Thus, theanine accelerated maturation. In conclusion, theanine may assist in healthy brain function development...
Role of estrogen receptors and aromatase on brain protein synthesis rates in ovariectomized female rats fed genisteinSunok Lyou
Laboratory of Nutritional Biochemistry, Graduate School of Nutritional and Environmental Sciences, University of Shizuoka, Shizuoka, Japan
Nutr Neurosci 11:155-60. 2008
..In addition, the estrogen receptors of the brain and the aromatase of the peripheral tissue and brain are, at least partly, related to the rate of brain protein synthesis caused by genistein...
- Anxiolytic effects of short- and long-term administration of cacao mass on rat elevated T-maze test
Takashi Yamada
Laboratory of Nutritional Biochemistry, Graduate School of Nutritional and Environmental Sciences, University of Shizuoka, Shizuoka 422 8526, Japan
J Nutr Biochem 20:948-55. 2009
..In conclusion, we suggest that short-term cacao mass consumption showed an anxiolytic effect but chronic consumption did not...
- Studies on intramolecular hydrogen bonding between the pyridine nitrogen and the amide hydrogen of the peptide: synthesis and conformational analysis of tripeptides containing novel amino acids with a pyridine ring
Masayuki Hanyu
Department of Chemistry, Faculty of Science and Engineering, Konan University, Higashinada-ku, Kobe, Japan
J Pept Sci 11:491-8. 2005
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- Oxidation of sarcoplasmic reticulum Ca(2+)-ATPase induced by high-intensity exercise
Satoshi Matsunaga
Institute of Health and Sport Science, Osaka City University, Sugimoto, Osaka Shi, 558 8585 Osaka, Japan
Pflugers Arch 446:394-9. 2003
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- Administration of theanine, a unique amino acid in tea leaves, changed feeding-relating components in serum and feeding behavior in rats
Takashi Yamada
COE Program in the 21st Century and Cooperation of Innovative Technology and Advanced Research in the Evolutional Area CITY AREA, University of Shizuoka, Japan
Biosci Biotechnol Biochem 72:1352-5. 2008
..The serum glucose level did not differ from the control, but the insulin concentration was reduced and the corticosterone concentration was increased by theanine. We suggest that the effect of theanine on feeding involved hormones...
- Effects of theanine, a unique amino acid in tea leaves, on memory in a rat behavioral test
Takashi Yamada
COE Program in the 21st Century and Cooperation of Innovative Technology and Advanced Research in the Evolutional Area CITY AREA, University of Shizuoka, Japan
Biosci Biotechnol Biochem 72:1356-9. 2008
..The theanine-fed group performed search behavior for the novel object in the test session. The results suggest that theanine-fed rats showed improved recognition, and that theanine affected learning and memory...
- Alterations in in vitro function and protein oxidation of rat sarcoplasmic reticulum Ca2+-ATPase during recovery from high-intensity exercise
Satoshi Matsunaga
Research Center for Urban Health and Sports, Osaka City University, Sugimoto, Sumiyoshi, Osaka, Japan
Exp Physiol 93:426-33. 2008
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- A novel intramolecular hydrogen bonding between a side-chain pyridine ring and an amide hydrogen of the peptide backbone in tripeptides containing the new amino acid, alpha,alpha-di(2-pyridyl)glycine
Takashi Yamada
Department of Chemistry, Faculty of Science and Engineering, Konan University, Kobe, Japan
Org Biomol Chem 2:2335-9. 2004
..On the other hand, the peptide Z-Aib-2Dpy-Aib-OMe probably adopts a beta-turn structure which is stabilized by two intramolecular hydrogen bonds between 2Dpy-NH and a pyridine nitrogen and between AA3-NH and the C=O of the Z group...
- Myofibrillar protein oxidation and contractile dysfunction in hyperthyroid rat diaphragm
Takashi Yamada
Graduate School of Integrated Arts and Sciences, Hiroshima University, Japan 739 8521
J Appl Physiol 102:1850-5. 2007
..05). These data suggest that the oxidative modification of myofibrillar proteins may account, at least in part, for an impairment of diaphragm in hyperthyroidism...
- Distinct conformation-mediated functions of an active site loop in the catalytic reactions of NAD-dependent D-lactate dehydrogenase and formate dehydrogenase
Takeshi Shinoda
Department of Applied Biological Science, Faculty of Science and Technology, Tokyo University of Science, 2641 Yamazaki, Noda, Chiba 278-8510, Japan
J Biol Chem 280:17068-75. 2005
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- Oxidation of myosin heavy chain and reduction in force production in hyperthyroid rat soleus
Takashi Yamada
Graduate School of Biosphere Science, Hiroshima University, Hiroshima, Japan
J Appl Physiol 100:1520-6. 2006
..These data suggest that in hyperthyroidism the decrease in force production of skeletal muscles may stem primarily from failure in myofibrillar protein function resulting from oxidative modification of MHC...
- Effects of reduced glycogen on structure and in vitro function of rat sarcoplasmic reticulum Ca2+-ATPase
Takaaki Mishima
Graduate School of Biosphere Science, Hiroshima University, Higashihiroshima shi, 739 8521, Hiroshima, Japan
Pflugers Arch 452:117-23. 2006
..Furthermore, it is suggested that the FITC binding assay may be inappropriate as a method for examining the mechanisms for the altered activity of SR Ca(2+)-ATPase...
- Endurance training-induced changes in alkali light chain patterns in type IIB fibers of the rat
Masanobu Wada
Faculty of Integrated Arts and Sciences, Faculty of Medicine, Hiroshima University, Higashihiroshima, Japan
J Appl Physiol 94:923-9. 2003
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