KOICHI TOYOKURA

Last Updated :2025/06/05

Affiliations, Positions
Graduate School of Integrated Sciences for Life Laboratory of Plant Chromosome and Gene Stock, Assistant Professor
E-mail
toyokurahiroshima-u.ac.jp

Basic Information

Academic Degrees

  • Kyoto University
  • Kyoto University

Educational Activity

Course in Charge

  1. 2025, Graduate Education (Master's Program) , Intensive, Introduction to Basic Science Researcher
  2. 2025, Liberal Arts Education Program1, 2Term, Introductory Seminar for First-Year Students
  3. 2025, Undergraduate Education, 1Term, GeneticsB
  4. 2025, Undergraduate Education, Second Semester, Seminar for Plant Genetic Resources
  5. 2025, Undergraduate Education, First Semester, Practice for Fundamental Biology I
  6. 2025, Undergraduate Education, Second Semester, Practice for Fundamental Biology II
  7. 2025, Undergraduate Education, Second Semester, Practice for Fundamental Biology IV
  8. 2025, Undergraduate Education, First Semester, Practice for Fundamental Biology IV
  9. 2025, Undergraduate Education, 3Term, Laboratory Work in Biology A
  10. 2025, Graduate Education (Master's Program) , 1Term, Seminar for Advanced Research in Basic Biology A
  11. 2025, Graduate Education (Master's Program) , 3Term, Seminar for Advanced Research in Basic Biology B
  12. 2025, Graduate Education (Master's Program) , Year, Research for Academic Degree Dissertation in Basic Biology
  13. 2025, Graduate Education (Master's Program) , 1Term, Seminar for Advanced Research in Basic Biology C
  14. 2025, Graduate Education (Master's Program) , 3Term, Seminar for Advanced Research in Basic Biology D
  15. 2025, Graduate Education (Master's Program) , First Semester, Exercises in Basic Biology A
  16. 2025, Graduate Education (Master's Program) , Second Semester, Exercises in Basic Biology B
  17. 2025, Graduate Education (Doctoral Program) , 2Term, Seminar for Advanced Research in Basic Biology E
  18. 2025, Graduate Education (Doctoral Program) , 3Term, Seminar for Advanced Research in Basic Biology F

Research Activities

Academic Papers

  1. ★, A Chromosome-Level Genome Sequence Reveals Regulation of Salt Stress Response in Mesembryanthemum crystallinum, PHYSIOLOGIA PLANTARUM, 177(1), 202501
  2. Nicotiana benthamiana VASCULAR-RELATED NAC-DOMAIN7-2 (NbVND7-2) has a role in xylem formation during interfamily grafting., Journal of experimental botany, 76(8), 2025
  3. Structural complexity of the white flower locus in Chrysanthemum, JOURNAL OF HORTICULTURAL SCIENCE & BIOTECHNOLOGY, 100(1), 82-91, 202501
  4. Genetic Interaction between Arabidopsis SUR2/CYP83B1 and GNOM Indicates the Importance of Stabilizing Local Auxin Accumulation in Lateral Root Initiation., Plant & cell physiology, 64(10), 2023
  5. Autophagy promotes organelle clearance and organized cell separation of living root cap cells in Arabidopsis thaliana., Development (Cambridge, England), 149(11), 2022
  6. ★, Cell-by-cell dissection of phloem development links a maturation gradient to cell specialization., Science (New York, N.Y.), 374(6575), 2021
  7. ★, Lateral Inhibition by a Peptide Hormone-Receptor Cascade during Arabidopsis Lateral Root Founder Cell Formation., Developmental cell, 48(1), 2019
  8. Mobile PEAR transcription factors integrate positional cues to prime cambial growth., Nature, 565(7740), 2019
  9. Lateral root initiation requires the sequential induction of transcription factors LBD16 and PUCHI in Arabidopsis thaliana., The New phytologist, 224(2), 2019
  10. Quiescent center initiation in the Arabidopsis lateral root primordia is dependent on the SCARECROW transcription factor., Development (Cambridge, England), 143(18), 2016
  11. A molecular mechanism that confines the activity pattern of miR165 in Arabidopsis leaf primordia., The Plant journal : for cell and molecular biology, 82(4), 2015
  12. Mutations in Plastidial 5-Aminolevulinic Acid Biosynthesis Genes Suppress a Pleiotropic Defect in Shoot Development of a Mitochondrial GABA Shunt Mutant in Arabidopsis., Plant & cell physiology, 56(6), 2015
  13. Requirement of MIR165A primary transcript sequence for its activity pattern in Arabidopsis leaf primordia., Plant signaling & behavior, 10(8), 2015
  14. A Positive Regulator of Nodule Organogenesis, NODULE INCEPTION, Acts as a Negative Regulator of Rhizobial Infection in Lotus japonicus., Plant physiology, 165(2), 2014
  15. GNOM/FEWER ROOTS is required for the establishment of an auxin response maximum for arabidopsis lateral root initiation., Plant & cell physiology, 54(3), 2013
  16. Pattern dynamics in adaxial-abaxial specific gene expression are modulated by a plastid retrograde signal during Arabidopsis thaliana leaf development., PLoS genetics, 9(7), 2013
  17. Adaxial-abaxial patterning: a novel function of the GABA shunt., Plant signaling & behavior, 7(7), 2012
  18. Reaction-diffusion pattern in shoot apical meristem of plants., PloS one, 6(3), 2011
  19. Succinic semialdehyde dehydrogenase is involved in the robust patterning of Arabidopsis leaves along the adaxial-abaxial axis., Plant & cell physiology, 52(8), 2011
  20. Transcriptome profiling of Lotus japonicus roots during arbuscular mycorrhiza development and comparison with that of nodulation., DNA research : an international journal for rapid publication of reports on genes and genomes, 14(3), 2007