Yoichi Fukushima
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View article: Effect of Dietary L-Theanine on Protein Expression in the Hippocampus of Senescence-Accelerated Mice (SAMP8)
Effect of Dietary L-Theanine on Protein Expression in the Hippocampus of Senescence-Accelerated Mice (SAMP8) Open
L-Theanine is contained in green tea at 1-3% per dry matter as an amino acid with an umami taste, and the antidepressant effect and protective effect against stress-induced brain atrophy in mice, as well as the related mechanism have been …
View article: Matcha green tea beverage moderates fatigue and supports resistance training-induced adaptation
Matcha green tea beverage moderates fatigue and supports resistance training-induced adaptation Open
View article: A randomized, double-blinded study evaluating effect of matcha green tea on human fecal microbiota
A randomized, double-blinded study evaluating effect of matcha green tea on human fecal microbiota Open
Matcha green tea is made from powdered green tea leaves. Unlike regular green tea, Matcha green tea is believed to exert beneficial effects on the gut microbiota, as it is richer in nutrients such as tea catechins and insoluble dietary fib…
View article: The Effects of Matcha and Decaffeinated Matcha on Learning, Memory and Proteomics of Hippocampus in Senescence-Accelerated (SAMP8) Mice
The Effects of Matcha and Decaffeinated Matcha on Learning, Memory and Proteomics of Hippocampus in Senescence-Accelerated (SAMP8) Mice Open
Although the benefits of the consumption of green tea and its components, including catechins and theanine, regarding aging, memory impairment and age-related cognitive decline have been investigated in senescence-accelerated prone mice (S…
View article: Matcha Green Tea Exhibits Bactericidal Activity against Streptococcus pneumoniae and Inhibits Functional Pneumolysin
Matcha Green Tea Exhibits Bactericidal Activity against Streptococcus pneumoniae and Inhibits Functional Pneumolysin Open
Streptococcus pneumoniae is a causative pathogen of several human infectious diseases including community-acquired pneumonia. Pneumolysin (PLY), a pore-forming toxin, plays an important role in the pathogenesis of pneumococcal pneumonia. I…
View article: Matcha and Its Components Control Angiogenic Potential
Matcha and Its Components Control Angiogenic Potential Open
The brain needs the appropriate capillary networks to maintain normal brain function. Since previous studies showed age-related decrease in the cortical capillaries, it is suggested that protection against capillary aging is critical for m…
View article: Validation of Food-Frequency Questionnaires for Polyphenol Intake in Japanese Adults
Validation of Food-Frequency Questionnaires for Polyphenol Intake in Japanese Adults Open
Estimations of individuals' polyphenol intake contributes to the understanding of the health benefits of dietary polyphenol. We developed a food frequency questionnaire for polyphenol intake (FFQ) and a short-form FFQ for polyphenol intake…
View article: Effects of Matcha Green Tea Powder on Cognitive Functions of Community-Dwelling Elderly Individuals
Effects of Matcha Green Tea Powder on Cognitive Functions of Community-Dwelling Elderly Individuals Open
Matcha Green Tea Powder contains a variety of active ingredients beneficial to health, such as tea catechins, lutein and vitamin K. It is also known that these ingredients confer benefits upon cognitive functions of elderly people. Therefo…
View article: <p>Consumption of Polyphenols in Coffee and Green Tea Alleviates Skin Photoaging in Healthy Japanese Women</p>
Consumption of Polyphenols in Coffee and Green Tea Alleviates Skin Photoaging in Healthy Japanese Women Open
Higher consumption of TPs may be beneficial to alleviate photoaging of the skin, and coffee as well as green tea contribute to suppress skin hyperpigmentation through adding large amounts of TPs in the diet.
View article: Correction to: Dietary intake of total polyphenols and the risk of all-cause and specific-cause mortality in Japanese adults: the Takayama study
Correction to: Dietary intake of total polyphenols and the risk of all-cause and specific-cause mortality in Japanese adults: the Takayama study Open
The original version of this article unfortunately contained a mistake.
View article: Dietary intake of total polyphenols and the risk of all-cause and specific-cause mortality in Japanese adults: the Takayama study
Dietary intake of total polyphenols and the risk of all-cause and specific-cause mortality in Japanese adults: the Takayama study Open
View article: Estimated Dietary Polyphenol Intake and Its Seasonal Variations among Japanese University Students
Estimated Dietary Polyphenol Intake and Its Seasonal Variations among Japanese University Students Open
The intake of polyphenols among Japanese has been estimated in several adult populations, but there has been no information regarding their intake among young adults, especially in those in their twenties. We conducted a food frequency que…
View article: Dietary Polyphenol Intake Estimated by 7-Day Dietary Records among Japanese Male Workers: Evaluation of the Within- and Between-Individual Variation
Dietary Polyphenol Intake Estimated by 7-Day Dietary Records among Japanese Male Workers: Evaluation of the Within- and Between-Individual Variation Open
Polyphenol intake has been estimated in some populations; however, information about day-to-day and individual differences in polyphenol intake has not been well-evaluated. In this study, we aimed to examine within- and between-individual …
View article: Seasonal Variations of Polyphenol Intake from Vegetables and Fruits
Seasonal Variations of Polyphenol Intake from Vegetables and Fruits Open
我々は飲料調査 (1996‐2013) の解析から, 日本人の飲料からのポリフェノール摂取量は夏に少なく, 冬に多いことを報告している。日本人の食事は旬の食材を多用するため季節により内容が異なるが, 食事からのポリフェノール摂取量の季節差についてはわかっていない。本研究では摂取量の季節差が大きいと考えられる生鮮野菜と生鮮果物について, ポリフェノール摂取量ならびに摂取源の月ごとの変動を検討した。家計調査の2015年月報データに掲載された野菜・果物の購入量を摂取重量とし, 各…
View article: Estimated Dietary Polyphenol Intake and Major Food and Beverage Sources among Elderly Japanese
Estimated Dietary Polyphenol Intake and Major Food and Beverage Sources among Elderly Japanese Open
Estimating polyphenol intake contributes to the understanding of polyphenols’ health benefits. However, information about human polyphenol intake is scarce, especially in the elderly. This study aimed to estimate the dietary intake and maj…
View article: Polyphenol Intake from Beverages in Japan over an 18-Year Period (1996&ndash;2013): Trends by Year, Age, Gender and Season
Polyphenol Intake from Beverages in Japan over an 18-Year Period (1996–2013): Trends by Year, Age, Gender and Season Open
An association between the dietary intake of polyphenols and human health has been shown in many epidemiological studies. Since beverages are rich sources of polyphenols, we aimed to evaluate the polyphenol intake from beverages in Japanes…