Daily consumption of green tea catechin delays memory regression in aged mice

Keiko Unno, Fumiyo Takabayashi, Hirotoshi Yoshida, +6

Biogerontology

Lifespan ExtensionMemory RegressionAgingLongevityMedicine +8

Blood brain barrier permeability of (−)-epigallocatechin gallate, its proliferation-enhancing activity of human neuroblastoma SH-SY5Y cells, and its preventive effect on age-related cognitive dysfunction in mice

Monira Pervin, Keiko Unno, Aimi Nakagawa, +10

Biochemistry and Biophysics Reports

Blood–Brain Barrier Permeability of Green Tea Catechin Metabolites and their Neuritogenic Activity in Human Neuroblastoma SH‐SY5Y Cells

Keiko Unno, Monira Pervin, Aimi Nakagawa, +6

Molecular Nutrition & Food Research

Suppressive effect of green tea catechins on morphologic and functional regression of the brain in aged mice with accelerated senescence (SAMP10)

Keiko Unno, Fumiyo Takabayashi, Takahiro Kishido, +1

Experimental Gerontology

AgingLongevityMedicinePhysiologyFunctional Regression +7

Age‐related increase of superoxide generation in the brains of mammals and birds

Toru Sasaki, Keiko Unno, Shoichi Tahara, +4

Aging Cell

Superoxide GenerationAgingMammalian PhysiologyLipid PeroxidationBiogerontology +16

Decline in glutathione peroxidase activity is a reason for brain senescence: consumption of green tea catechin prevents the decline in its activity and protein oxidative damage in ageing mouse brain

Takahiro Kishido, Keiko Unno, Hirotoshi Yoshida, +6

Biogerontology

AgingLongevityMedicinePhysiologyGreen Tea Catechin +8

Stress-Reducing Function of Matcha Green Tea in Animal Experiments and Clinical Trials

Keiko Unno, Daisuke Furushima, Shingo Hamamoto, +5

Nutrients

Theanine intake improves the shortened lifespan, cognitive dysfunction and behavioural depression that are induced by chronic psychosocial stress in mice

Keiko Unno, Keisuke Fujitani, Nina Takamori, +7

Free Radical Research

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

Keiko Unno, Naoki Tanida, Naoto Ishii, +8

Pharmacology Biochemistry and Behavior

StressAnti-stress EffectSocial SciencesSubjective StressTrait Anxiety +4

Ingestion of theanine, an amino acid in tea, suppresses psychosocial stress in mice

Keiko Unno, Kazuaki Iguchi, Naoki Tanida, +9

Experimental Physiology