High-temperature-treated soy protein isolate reduces amino acid availability and alters social novelty in mice
Tomoko T. Asai; Takayo Mannari-Sasagawa; Yuichi Yabe; Mami Yamada; Hitoshi Takamura; Noriko Horii-Hayashi; Satoshi Mochizuki; Mayumi Nishi; Kenji Sato
npj Science of Food, 03 Sep. 2026, Lead author, Corresponding author
Pyroglutamyl peptide–rich rice protein hydrolysate restores cecal N- acetyl amino acids in high-fat-diet–fed rats, outperforming short-chain fatty acids as early microbial markers
Satoshi Miyauchi; Shiro Kajiwara; Tomoko Asai; Yasutaka Shigemura; Kenji Sato
Journal of Food Bioactives, Jul. 2026, Peer-reviewed
Effects of highly bioavailable 2,5-diketopiperazines in standardized extract of cultured Lentinula edodes mycelium (ECLM) on phagocytosis and inflammatory mediators production by J774A.1 macrophages
Ann Elaine D.S. Wagan; Atsuya Nagao; Sri Wijanarti; Satoshi Miyauchi; Tomoko T. Asai; Kenji Sato
Journal of Food Bioactives, Mar. 2026, Peer-reviewed
Metabolic fate of an antihyperuricemic peptide, Tyr-Leu-Asp-Asn-Tyr (YLDNY), upon ingestion in rats
Wei Lin; Tomoko T. Asai; Itsuki Murota; Kenji Sato
Journal of Food Bioactives, Dec. 2025, Peer-reviewed
Accuracy of Screening Test for Inadequate Dietary Folate Intake Using Urinary Potassium Excretion as a Proxy Indicator in Young Adult Japanese Women
Journal of Nutritional Science and Vitaminology, 31 Oct. 2025, Peer-reviewed
Presence of γ-glutamyl and β-aspartyl isopeptides, diketopiperazines, pyroglutamyl peptides, in addition to normal peptides in fish and soy sauces: Structures, contents and their bioavailability
Yudi Rahmadian; Satoshi Miyauchi; Sri Wijanarti; Tomoko Asai; Kenji Sato
Journal of Food Bioactives, Mar. 2025, Peer-reviewed
Hydroxyprolyl-Glycine in 24 H Urine Shows Higher Correlation with Meat Consumption than Prolyl-Hydroxyproline, a Major Collagen Peptide in Urine and Blood
Encouraging Tactics with Genetically Modified Probiotics to Improve Immunity for the Prevention of Immune-Related Diseases including Cardio-Metabolic Disorders
Effects of Adding Rapeseed Oil or Milk Fat Cream to Liquid Hen Egg on Lipid Distribution after Centrifugation and Heat-Induced Gel Network
Tomoko T. Asai; Hitoshi Takamura; Sumi Sugiyama
ACS Food Science & Technology, 19 Aug. 2022, Peer-reviewed, Lead author, Corresponding author
Collagen-Derived Di-Peptide, Prolylhydroxyproline (Pro-Hyp): A New Low Molecular Weight Growth-Initiating Factor for Specific Fibroblasts Associated With Wound Healing
Kenji Sato; Tomoko T. Asai; Shiro Jimi
Frontiers in Cell and Developmental Biology, 27 Nov. 2020, Peer-reviewed
Mouse skin fibroblasts with mesenchymal stem cell marker p75neurotrophin receptor proliferate in response to prolyl-hydroxyproline
Tomoko T Asai; Kazunobu Yoshikawa; Kazuhiro Sawada; Kazuna Fukamizu; Yoh-ichi Koyama; Shiro Jimi; Yasutaka Shigemura; Kenji Sato
Journal of Functional Foods (J. Funct. Foods), Feb. 2020, Peer-reviewed, Lead author
Food-Derived Collagen Peptides, Prolyl-Hydroxyproline (Pro-Hyp), and Hydroxyprolyl-Glycine (Hyp-Gly) Enhance Growth of Primary Cultured Mouse Skin Fibroblast Using Fetal Bovine Serum Free from Hydroxyprolyl Peptide
Tomoko T. Asai; Fumi Oikawa; Kazunobu Yoshikawa; Naoki Inoue; Kenji Sato
International Journal of Molecular Sciences, 28 Dec. 2019, Peer-reviewed, Lead author
Amount of Collagen in the Meat Contained in Japanese Daily Dishes and the Collagen Peptide Content in Human Blood after Ingestion of Cooked Fish Meat
Journal of Agricultural and Food Chemistry, 20 Feb. 2019, Peer-reviewed, Lead author
Effects of Milk Fat Cream and Rapeseed Oil Addition on the Rheological Properties of Liquid Egg and its Heat-induced Gel Structure and Texture (in Japanese)
Journal of Cookery Science of Japan, 05 Dec. 2013, Peer-reviewed
Misc.
コラーゲンの豊富な調理肉摂取後のヒト血中コラーゲン由来ペプチド
淺井智子
食品加工技術, Dec. 2020, Invited, Lead author
腸から皮膚
佐藤 健司; 淺井 智子
美容皮膚医学『BEAUTY』, Sep. 2020
Collagen-derived peptide in human blood after ingestion of collagen or gelatin
ASAI Tomoko
RESEARCH JOURNAL OF LIVING SCIENCE, Oct. 2018, Invited
The 9 th International Society For Nutraceuticals and Functional Foods
ASAI Tomoko
Wageningen University – Kyoto University (Graduate School of Agriculture) International Exchange Program − Seminar on Food Science by Young Researchers –, Oct. 2016, Invited
サメ調理肉摂取後のヒト血中コラーゲンペプチド
淺井智子; 高橋滉; 大倉千里; 植竹達雄; 松村康生; 池田香織; 稲垣暢也; 佐藤健司
日本栄養・食糧学会大会講演要旨集, 25 Apr. 2016
Presentations
Improvement of High-Fat Diet-Induced Gut Dysbiosis in Mice by Fermented Botanical Product and its Peptides Produced by Digestion of Small Intestinal Mucosa Extract
Tomoko T. Asai; Takumi Suizu; Kotaro Fujioka; Hideto Torii; Kenji Sato
ISNFF2025 the 2025 Annual Conference & Exhibition on Functional Foods, Nutraceuticals, Natural Health Products and Dietary Supplements, 15 Sep. 2025
The Japan Society of Home Economics 74th annual conference, 28 May 2022
Collagen-derived peptides in human blood after ingestion of collagen hydrolysate and gelatin
Tomoko T. Asai
Virtual Symposium on Asian Foods and Traditional Drugs: Young Asian Researchers Association, 03 Mar. 2022, Invited
食塩添加量と肉粒度がハンバーグのテクスチャーに及ぼす影響
奥山奈名実; 関野朱夏; 萬成誉世; 淺井智子; 高村仁知
第 47回日本調理科学会近畿支部研究発表会, 05 Dec. 2021
Detection of novel amino compounds in high-treated soy protein isolate and blood after ingestion of the soy protein isolates
Tomoko Asai; Mami Yamada; Takayo Mannari; Hitoshi Takamura; Kenji Sato
第26回日本フードファクター学会学術集会, 20 Nov. 2021
Effect of cooking methods on the contents of digestive enzyme-soluble collagen in the cooked meat and collagen-derived peptide in human blood after ingestion
関野朱夏; 淺井智子; 萬成 誉世; 松田覚; 高村 仁知; 佐藤 健司
第26回日本フードファクター学会学術集会, 19 Nov. 2021
Long-term dietary intake of high temperature treated soy protein isolate impairs social behavior in mice