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Full-automatic PopPK modeling utilizing an evolutionary algorithm

Research Project

Project/Area Number 25670073
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Medical pharmacy
Research InstitutionKyoto University

Principal Investigator

YAMASHITA Fumiyoshi  京都大学, 薬学研究科(研究院), 准教授 (30243041)

Co-Investigator(Renkei-kenkyūsha) YANO Ikuko  京都大学, 薬学研究科, 准教授 (50273446)
AMANO Akira  立命館大学, 生命科学部, 教授 (60252491)
Project Period (FY) 2013-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2014: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2013: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords母集団薬物動態解析 / 共変量モデル / 遺伝的アルゴリズム / 遺伝的数式プログラミング / 個体間変動 / 拡張最小二乗法 / 薬物動態 / 母集団解析 / パラメータ推定 / 機械学習
Outline of Final Research Achievements

A population pharmacokinetic model is composed of average pharmacokinetic parameters, their inter- and intra-individual variabilities. In order to predict blood concentration profile of a drug in each individual, we have to develop an accurate covariate model that represents quantitative relationship between pharmacokinetic parameters and patient information. However, it is a labor-intensive process because there are too many possibilities comprising covariate candidates. In the present study a full-automatic system for covariate modeling was developed, that utilizes an algorithm of evolving mathematical formulae on computers.

Report

(3 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • Research Products

    (6 results)

All 2015 2014 2013

All Journal Article (2 results) (of which Peer Reviewed: 2 results,  Open Access: 1 results) Presentation (3 results) (of which Invited: 1 results) Book (1 results)

  • [Journal Article] Multiple linear regression analysis indicates association of P-glycoprotein substrate or inhibitor character with bitterness intensity, measured with a sensor2015

    • Author(s)
      Kentaro Yano, Suzune Mita, Kaori Morimoto, Tamami Haraguchi, Hiroshi Arakawa, Miyako Yoshida, Fumiyoshi Yamashita, Takahiro Uchida, Takuo Ogihara
    • Journal Title

      Journal of Pharmaceutical Sciences

      Volume: 104 Issue: 9 Pages: 2789-2794

    • DOI

      10.1002/jps.24232

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Bilinear Model for the Size-Dependency of the CYP3A4 Inhibitory Activity of Structurally Diverse Compounds2014

    • Author(s)
      Peter Buchwald, Fumiyoshi Yamashita
    • Journal Title

      Molecular Informatics

      Volume: 33 Issue: 1 Pages: 8-14

    • DOI

      10.1002/minf.201300132

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Presentation] Computer-aided full-automatic construction of covariate models in population pharmacokinetic analysis2014

    • Author(s)
      Fumiyoshi Yamashita, Shuya Yoshida, Mitsuru Hashida
    • Organizer
      Joint Scientific Meeting: 29th JSSX Meeting and 19th North American ISSX Meeting
    • Place of Presentation
      Hilton San Francisco Union Square (San Francisco)
    • Year and Date
      2014-10-22
    • Related Report
      2014 Annual Research Report
  • [Presentation] 遺伝的数式プログラミング法を用いたCYP3A4阻害活性に対する構造活性相関解析2013

    • Author(s)
      吉田秀哉、藤田淳人、山下富義、橋田 充
    • Organizer
      日本薬物動態学会第28回年会
    • Place of Presentation
      タワーホール船堀(東京)
    • Related Report
      2013 Research-status Report
  • [Presentation] Utilization of machine learning techniques to pursue automatic PPK modeling2013

    • Author(s)
      Fumiyoshi Yamashita
    • Organizer
      2013 PAGJA-PAGK Joint Annual Meeting
    • Place of Presentation
      Grand Hilton Seoul (Seoul)
    • Related Report
      2013 Research-status Report
    • Invited
  • [Book] Dr. 北野のゼロから始めるシステムバイオロジー 第10講 PhysioDesignerによる生理機能の多階層モデル構築とシミュレーション2015

    • Author(s)
      浅井義之、山下富義
    • Publisher
      羊土社
    • Related Report
      2014 Annual Research Report

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Published: 2014-07-25   Modified: 2019-07-29  

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