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Takashi Tanaka

Takashi Tanaka

D-Index & Metrics

Chemistry

D-Index
72
Citations
17588
World Ranking
5285
National Ranking
312

Overview

Takashi Tanaka is affiliated with Nagasaki University in Japan and has made contributions primarily in the fields of Medicine and Biochemistry, Genetics and Molecular Biology. Their research emphasizes molecular biology, biochemistry, plant science, pathology, forensic medicine, and reproductive medicine.

Their work covers a range of topics including:

  • Phytochemicals and Antioxidant Activities
  • Tea Polyphenols and Effects
  • Natural product bioactivities and synthesis
  • Phytochemistry and Biological Activities
  • Plant biochemistry and biosynthesis
  • Sperm and Testicular Function
  • Molecular spectroscopy and chirality

Some of the recent papers authored by Takashi Tanaka include:

  • Production Mechanisms of Black Tea Polyphenols (2020) in Chemical and Pharmaceutical Bulletin
  • Seminal oxidation-reduction potential and sperm DNA fragmentation index increase among infertile men with varicocele (2020) in Human Fertility
  • New degradation mechanism of black tea pigment theaflavin involving condensation with epigallocatechin-3-O-gallate (2021) in Food Chemistry

Tanaka has collaborated frequently with several co-authors, including:

  • Yosuke Matsuo
  • Yoshinori Saito
  • Hiroshi Okada
  • Yiming Hu
  • Xun Gong

Their publications have appeared predominantly in several journals, suggesting focused engagement with these venues:

  • Molecules
  • Food Chemistry
  • Journal of Natural Products
  • Bone Marrow Transplantation
  • Synlett

Best Publications

  • Facile Discrimination of Aldose Enantiomers by Reversed-Phase HPLC

    Takashi Tanaka;Tatsuya Nakashima;Toshihisa Ueda;Kenji Tomii

  • Study on the Inhibitory Effect of Tannins and Flavonoids against the 1,1-Diphenyl-2-picrylhydrazyl Radical

    Takako Yokozawa;Cui Ping Chen;Erbo Dong;Takashi Tanaka

  • Antimicrobial Activity of 10 Different Plant Polyphenols against Bacteria Causing Food-Borne Disease

    Toshitsugu Taguri;Takashi Tanaka;Isao Kouno

  • α-Glucosidase Inhibitory Profile of Catechins and Theaflavins

    Toshiro Matsui;Takashi Tanaka;Satomi Tamura;Asami Toshima

  • Rokumi-jio-gan-Containing Prescriptions Attenuate Oxidative Stress, Inflammation, and Apoptosis in the Remnant Kidney.

    Chan Hum Park;Sul Lim Lee;Takuya Okamoto;Takashi Tanaka

  • Antibacterial Spectrum of Plant Polyphenols and Extracts Depending upon Hydroxyphenyl Structure

    Toshitsugu Taguri;Takashi Tanaka;Isao Kouno

  • Chemistry of secondary polyphenols produced during processing of tea and selected foods.

    Takashi Tanaka;Yosuke Matsuo;Isao Kouno

  • Phyllanemblinins A-F, new ellagitannins from Phyllanthus emblica.

    Ying-Jun Zhang;Tomomi Abe;Takashi Tanaka;Chong-Ren Yang

  • Synthesis of theaflavin from epicatechin and epigallocatechin by plant homogenates and role of epicatechin quinone in the synthesis and degradation of theaflavin.

    Takashi Tanaka;Chie Mine;Kyoko Inoue;Miyuki Matsuda

  • Antiproliferative Activity of the Main Constituents from Phyllanthus emblica

    Ying-Jun Zhang;Ying-Jun Zhang;Tsuneatsu Nagao;Takashi Tanaka;Chong-Ren Yang

  • Chemical evidence for the de-astringency (insolubilization of tannins) of persimmon fruit

    Takashi Tanaka;Ryuji Takahashi;Isao Kouno;Gen-ichiro Nonaka

  • Conversion of procyanidin B-type (catechin dimer) to A-type: evidence for abstraction of C-2 hydrogen in catechin during radical oxidation

    Kazunari Kondo;Masaaki Kurihara;Kiyoshi Fukuhara;Takashi Tanaka

  • Procyanidins and butanol extract of Cinnamomi Cortex inhibit SARS-CoV infection.

    Min Zhuang;Hong Jiang;Yasuhiro Suzuki;Xiaoguang Li

  • Anti-AIDS Agents, 18. Sodium and Potassium Salts of Caffeic Acid Tetramers from Arnebia euchroma as Anti-HIV Agents

    Y. Kashiwada;M. Nishizawa;T. Yamagishi;T. Tanaka

  • Inhibitory activities of proanthocyanidins from persimmon against oxidative stress and digestive enzymes related to diabetes.

    Young A Lee;Eun Ju Cho;Takashi Tanaka;Takako Yokozawa

  • α-Amylase and lipase inhibitory activity and structural characterization of acacia bark proanthocyanidins.

    Rie Kusano;Sosuke Ogawa;Yosuke Matsuo;Takashi Tanaka

  • Oxidation of Tea Catechins: Chemical Structures and Reaction Mechanism

    Takashi Tanaka;Isao Kouno

  • β-glucosyl esters of 19α-hydroxyursolic acid derivatives in leaves of Rubus species

    Takashi Seto;Takashi Tanaka;Osamu Tanaka;Naohiro Naruhashi;Naohiro Naruhashi

  • Tannins and related compounds. XL: Revision of the structures of punicalin and punicalagin, and isolation and characterization of 2-O-galloylpunicalin from the bark of Punica granatum L.

    Takashi Tanaka;Gen-Ichiro Nonaka;Itsuo Nishioka

  • Magnesium and Ammonium-Potassium Lithospermates B, the Active Principles Having a Uremia-Preventive Effect from Salvia miltiorrhiza

    Takashi Tanaka;Satoshi Morimoto;Gen-ichiro Nonaka;Itsuo Nishioka

Frequent Co-Authors

Isao Kouno
Isao Kouno Nagasaki University
Gen-ichiro Nonaka
Gen-ichiro Nonaka Kyushu University
Itsuo Nishioka
Itsuo Nishioka Kyushu University
Toshiro Matsui
Toshiro Matsui Kyushu University
Takako Yokozawa
Takako Yokozawa University of Toyama
Osamu Tanaka
Osamu Tanaka Maruzen Pharmaceuticals Co. Ltd.
Zhi-Hong Jiang
Zhi-Hong Jiang Macau University of Science and Technology
Hae Young Chung
Hae Young Chung Pusan National University
Koichiro Shimomura
Koichiro Shimomura Toyo University
Yoshiki Kashiwada
Yoshiki Kashiwada University of Tokushima

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