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Items: 1 to 20 of 123

1.

L-Theanine reduces psychological and physiological stress responses.

Kimura K, Ozeki M, Juneja LR, Ohira H.

Biol Psychol. 2007 Jan;74(1):39-45. Epub 2006 Aug 22.

PMID:
16930802
2.

Effects of L-theanine or caffeine intake on changes in blood pressure under physical and psychological stresses.

Yoto A, Motoki M, Murao S, Yokogoshi H.

J Physiol Anthropol. 2012 Oct 29;31:28. doi: 10.1186/1880-6805-31-28.

3.

The effects of L-theanine, caffeine and their combination on cognition and mood.

Haskell CF, Kennedy DO, Milne AL, Wesnes KA, Scholey AB.

Biol Psychol. 2008 Feb;77(2):113-22. Epub 2007 Sep 26.

PMID:
18006208
4.
5.

Anti-Stress, Behavioural and Magnetoencephalography Effects of an L-Theanine-Based Nutrient Drink: A Randomised, Double-Blind, Placebo-Controlled, Crossover Trial.

White DJ, de Klerk S, Woods W, Gondalia S, Noonan C, Scholey AB.

Nutrients. 2016 Jan 19;8(1). pii: E53. doi: 10.3390/nu8010053.

6.

The effects of L-theanine on alpha-band oscillatory brain activity during a visuo-spatial attention task.

Gomez-Ramirez M, Kelly SP, Montesi JL, Foxe JJ.

Brain Topogr. 2009 Jun;22(1):44-51. doi: 10.1007/s10548-008-0068-z. Epub 2008 Oct 9.

PMID:
18841456
7.

The acute effects of L-theanine in comparison with alprazolam on anticipatory anxiety in humans.

Lu K, Gray MA, Oliver C, Liley DT, Harrison BJ, Bartholomeusz CF, Phan KL, Nathan PJ.

Hum Psychopharmacol. 2004 Oct;19(7):457-65.

PMID:
15378679
9.

Time for tea: mood, blood pressure and cognitive performance effects of caffeine and theanine administered alone and together.

Rogers PJ, Smith JE, Heatherley SV, Pleydell-Pearce CW.

Psychopharmacology (Berl). 2008 Jan;195(4):569-77. Epub 2007 Sep 23.

PMID:
17891480
11.
12.

Anti-stress effect of theanine on students during pharmacy practice: positive correlation among salivary α-amylase activity, trait anxiety and subjective stress.

Unno K, Tanida N, Ishii N, Yamamoto H, Iguchi K, Hoshino M, Takeda A, Ozawa H, Ohkubo T, Juneja LR, Yamada H.

Pharmacol Biochem Behav. 2013 Oct;111:128-35. doi: 10.1016/j.pbb.2013.09.004. Epub 2013 Sep 16.

PMID:
24051231
13.

L-theanine and caffeine improve task switching but not intersensory attention or subjective alertness.

Einöther SJ, Martens VE, Rycroft JA, De Bruin EA.

Appetite. 2010 Apr;54(2):406-9. doi: 10.1016/j.appet.2010.01.003. Epub 2010 Jan 15.

PMID:
20079786
14.

Theanine, gamma-glutamylethylamide, a unique amino acid in tea leaves, modulates neurotransmitter concentrations in the brain striatum interstitium in conscious rats.

Yamada T, Terashima T, Kawano S, Furuno R, Okubo T, Juneja LR, Yokogoshi H.

Amino Acids. 2009 Jan;36(1):21-7. doi: 10.1007/s00726-007-0020-7. Epub 2008 Jan 15.

PMID:
18196445
15.

A double-blind, placebo-controlled study evaluating the effects of caffeine and L-theanine both alone and in combination on cerebral blood flow, cognition and mood.

Dodd FL, Kennedy DO, Riby LM, Haskell-Ramsay CF.

Psychopharmacology (Berl). 2015 Jul;232(14):2563-76. doi: 10.1007/s00213-015-3895-0. Epub 2015 Mar 13.

16.

Psychological effects of dietary components of tea: caffeine and L-theanine.

Bryan J.

Nutr Rev. 2008 Feb;66(2):82-90. doi: 10.1111/j.1753-4887.2007.00011.x. Review.

PMID:
18254874
18.

L-theanine, a natural constituent in tea, and its effect on mental state.

Nobre AC, Rao A, Owen GN.

Asia Pac J Clin Nutr. 2008;17 Suppl 1:167-8.

19.

The neuropharmacology of L-theanine(N-ethyl-L-glutamine): a possible neuroprotective and cognitive enhancing agent.

Nathan PJ, Lu K, Gray M, Oliver C.

J Herb Pharmacother. 2006;6(2):21-30. Review.

PMID:
17182482
20.

Relaxation and immunity enhancement effects of gamma-aminobutyric acid (GABA) administration in humans.

Abdou AM, Higashiguchi S, Horie K, Kim M, Hatta H, Yokogoshi H.

Biofactors. 2006;26(3):201-8.

PMID:
16971751

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