K Oikawa

Summary

Affiliation: Niigata University of Pharmacy and Applied Life Sciences
Country: Japan

Publications

  1. ncbi Metabolic pathway of cyanidin 3-O-beta-D-glucopyranoside in rats
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1 Higashijima, Niitsu 956 8603, Japan
    J Agric Food Chem 53:145-50. 2005
  2. ncbi Nasunin from eggplant consists of cis-trans isomers of delphinidin 3-[4-(p-coumaroyl)-L-rhamnosyl (1-->6)glucopyranoside]-5-glucopyranoside
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1 Higashijima, Niigata 956 8603, Japan
    J Agric Food Chem 53:9472-7. 2005
  3. ncbi Absorption and metabolism of delphinidin 3-O-beta-D-glucoside in rats
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1, Higashijima, Niitsu 956 8603, Japan
    Biofactors 21:411-3. 2004
  4. ncbi Gastrointestinal uptake of nasunin, acylated anthocyanin in eggplant
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1, Higashijima, Niigata 956 8603, Japan
    J Agric Food Chem 54:5306-12. 2006
  5. ncbi Acid mediated hydrolysis of blueberry anthocyanins
    T Ichiyanagi
    Department of Hygiene Chemistry, Niigata College of Pharmacy, Japan
    Chem Pharm Bull (Tokyo) 49:114-7. 2001
  6. ncbi Complete assignment of bilberry (Vaccinium myrtillus L.) anthocyanins separated by capillary zone electrophoresis
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, Niigata, Japan
    Chem Pharm Bull (Tokyo) 52:226-9. 2004
  7. ncbi Structural dependence of HPLC separation pattern of anthocyanins from Bilberry (Vaccinium myrtillus L.)
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, Japan
    Chem Pharm Bull (Tokyo) 52:628-30. 2004
  8. ncbi Extended glucuronidation is another major path of cyanidin 3-O-beta-D-glucopyranoside metabolism in rats
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1, Higashijima, Niigata 956 8603, Japan
    J Agric Food Chem 53:7312-9. 2005
  9. ncbi Decrease of 4,5,6,7-tetrachlorophthalide in paddy field soil after aerial application
    M Iwashita
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1 Higashijima, Akiha ku, Niigata 956 8603, Japan
    Bull Environ Contam Toxicol 81:383-6. 2008
  10. ncbi Determination of and corrections to sequences of turkey and chicken troponins-C. Effects of Thr-130 to Ile mutation on Ca2+ affinity
    K Golosinska
    Department of Biochemistry, University of Alberta, Edmonton, Canada
    J Biol Chem 266:15797-809. 1991

Collaborators

  • S Miyagi
  • N Terahara
  • Hitoshi Matsumoto
  • T Konishi
  • A Sato
  • Takashi Ichiyanagi
  • Yasuo Shida
  • Yoshihiko Hatano
  • M Mamunur Rahman
  • Yasumasa Ikeshiro
  • Yoshiki Kashiwada
  • M Iwashita
  • Masao Hirayama
  • Seiichi Matsugo
  • T Ichiyanagi
  • T Asada
  • T Maeda
  • T Hori
  • K Kawata
  • Takao Kaneyuki
  • Masanobu Horie
  • C Tateyama
  • K Golosinska
  • T C Williams
  • C M Kay
  • K Arai
  • W D McCubbin
  • J R Pearlstone
  • N Taniguchi
  • H Ishibashi
  • T Borgford
  • S Fujii
  • L B Smillie
  • B D Sykes
  • D C Corson
  • M R Carpenter
  • S Maguchi

Detail Information

Publications13

  1. ncbi Metabolic pathway of cyanidin 3-O-beta-D-glucopyranoside in rats
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1 Higashijima, Niitsu 956 8603, Japan
    J Agric Food Chem 53:145-50. 2005
    ..M3 was assigned as peonidin 3-O-beta-D-glucopyranoside (Pn3G) from the comparison of the retention time of authentic Pn3G...
  2. ncbi Nasunin from eggplant consists of cis-trans isomers of delphinidin 3-[4-(p-coumaroyl)-L-rhamnosyl (1-->6)glucopyranoside]-5-glucopyranoside
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1 Higashijima, Niigata 956 8603, Japan
    J Agric Food Chem 53:9472-7. 2005
    ..The results indicated that nasunin comprised cis and trans isomers of the p-coumaric acid moiety in its structure...
  3. ncbi Absorption and metabolism of delphinidin 3-O-beta-D-glucoside in rats
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1, Higashijima, Niitsu 956 8603, Japan
    Biofactors 21:411-3. 2004
    ....
  4. ncbi Gastrointestinal uptake of nasunin, acylated anthocyanin in eggplant
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1, Higashijima, Niigata 956 8603, Japan
    J Agric Food Chem 54:5306-12. 2006
    ..These results indicated that nasunins were absorbed in their original acylated forms and exhibit a bioavailability almost identical to that of nonacylated anthocyanins...
  5. ncbi Acid mediated hydrolysis of blueberry anthocyanins
    T Ichiyanagi
    Department of Hygiene Chemistry, Niigata College of Pharmacy, Japan
    Chem Pharm Bull (Tokyo) 49:114-7. 2001
    ..It was further revealed that the aglycon released reacted successively to form polymeric products at higher TFA conditions...
  6. ncbi Complete assignment of bilberry (Vaccinium myrtillus L.) anthocyanins separated by capillary zone electrophoresis
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, Niigata, Japan
    Chem Pharm Bull (Tokyo) 52:226-9. 2004
    ....
  7. ncbi Structural dependence of HPLC separation pattern of anthocyanins from Bilberry (Vaccinium myrtillus L.)
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, Japan
    Chem Pharm Bull (Tokyo) 52:628-30. 2004
    ..From this pattern, the structures of unknown anthocyanins could be predicted from their elution times. Therefore, the present method is useful for the study of anthocyanins from various biological sources...
  8. ncbi Extended glucuronidation is another major path of cyanidin 3-O-beta-D-glucopyranoside metabolism in rats
    Takashi Ichiyanagi
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1, Higashijima, Niigata 956 8603, Japan
    J Agric Food Chem 53:7312-9. 2005
    ....
  9. ncbi Decrease of 4,5,6,7-tetrachlorophthalide in paddy field soil after aerial application
    M Iwashita
    Faculty of Applied Life Sciences, Niigata University of Pharmacy and Applied Life Sciences, 265 1 Higashijima, Akiha ku, Niigata 956 8603, Japan
    Bull Environ Contam Toxicol 81:383-6. 2008
    ..The calculated K(oc) values increased to 620-1,300 mL/g from 1 through 9 days after the application and then 4,700-7,200 mL/g 14 days after the application. The half-life of the phthalide was calculated to be 20-31 days...
  10. ncbi Determination of and corrections to sequences of turkey and chicken troponins-C. Effects of Thr-130 to Ile mutation on Ca2+ affinity
    K Golosinska
    Department of Biochemistry, University of Alberta, Edmonton, Canada
    J Biol Chem 266:15797-809. 1991
    ..Thr-130, whereas over 21 A from the metal of sites III and IV, is involved in a hydrogen bonding network with structured water and the NH2-terminal region of helix G...
  11. ncbi 1H NMR spectroscopic studies of calcium-binding proteins. 3. Solution conformations of rat apo-alpha-parvalbumin and metal-bound rat alpha-parvalbumin
    T C Williams
    Biochemistry 25:1835-46. 1986
    ..abstract truncated at 400 words)..
  12. ncbi Glycation and inactivation of human Cu-Zn-superoxide dismutase. Identification of the in vitro glycated sites
    K Arai
    Department of Pediatric Dentistry, Hokkaido University School of Dentistry, Sapporo, Japan
    J Biol Chem 262:16969-72. 1987
    ..The remaining five sites, such as Lys-Glu, Lys-Asp, Lys-His, and Lys-Thr are relatively inactive as to the formation of either a Schiff base or an Amadori adduct...
  13. ncbi Effects of serine protease inhibitor and prostaglandin I2 on liver transplantation from non-heart-beating rat donors
    S Miyagi
    Division of Advanced Surgical Science and Technology, Tohoku University Graduate School of Medicine, Sendai, Japan
    Transplant Proc 40:2152-5. 2008
    ..The purpose of this study was to investigate the cytoprotective effects of a serine protease inhibitor, nafamostat mesilate, and prostaglandin I2 (PGI2) on livers transplanted from NHBDs...