JUN WASAKI

Last Updated :2019/11/01

Affiliations, Positions
Graduate School of Integrated Sciences for Life, ., Professor
E-mail
junwhiroshima-u.ac.jp

Basic Information

Academic Degrees

  • Doctor of Agriculture, HOKKAIDO UNIVERSITY
  • Master of Agriculture, HOKKAIDO UNIVERSITY

Research Fields

  • Agricultural sciences;Agricultural chemistry;Plant nutrition / Soil science

Educational Activity

Course in Charge

  1. 2019, Liberal Arts Education Program1, 2Term, Experimental Methods and Laboratory Work in Science A
  2. 2019, Liberal Arts Education Program1, 2Term, Cell Science
  3. 2019, Liberal Arts Education Program1, 3Term, Cell Science
  4. 2019, Liberal Arts Education Program1, 3Term, Experimental Methods and Laboratory Work in Biology I
  5. 2019, Liberal Arts Education Program1, 4Term, Experimental Methods and Laboratory Work in Biology II
  6. 2019, Undergraduate Education, 3Term, Natural Histories and Sciences
  7. 2019, Undergraduate Education, Second Semester, Laboratory Work in Natural Sciences
  8. 2019, Undergraduate Education, Second Semester, Practical Methods in Natural Sciences
  9. 2019, Undergraduate Education, 1Term, Plant Environmental Physiology
  10. 2019, Undergraduate Education, 3Term, Laboratory Course in Natural Environmental Sciences A
  11. 2019, Undergraduate Education, 3Term, Practical Methods in Natural Environmental SciencesA
  12. 2019, Undergraduate Education, 1Term, Laboratory Course in Natural Environmental Sciences B
  13. 2019, Undergraduate Education, 1Term, Practical Methods in Natural Environmental SciencesB
  14. 2019, Undergraduate Education, 2Term, Laboratory Course in Natural Environmental Sciences C
  15. 2019, Undergraduate Education, 2Term, Practical Methods in Natural Environmental SciencesC
  16. 2019, Undergraduate Education, Intensive, Special Lecture on Environmental Sciences
  17. 2019, Undergraduate Education, Intensive, Lecture and Field Work In Natural Environment
  18. 2019, Graduate Education (Doctoral Program) , First Semester, Exercises in Assessment of Environmental Dynamics (B)
  19. 2019, Graduate Education (Doctoral Program) , Second Semester, Exercises in Assessment of Environmental Dynamics (B)
  20. 2019, Graduate Education (Master's Program) , First Semester, Practice in Assessment of Environmental Dynamics
  21. 2019, Graduate Education (Master's Program) , 4Term, Evaluation of Plant Environment: Introduction
  22. 2019, Graduate Education (Master's Program) , 4Term, Evaluation of Plant Environment
  23. 2019, Graduate Education (Master's Program) , 4Term, Assessment of Soil Microbial Environments
  24. 2019, Graduate Education (Master's Program) , 1Term, Special Lectures in Integrated Sciences for Life
  25. 2019, Graduate Education (Master's Program) , 3Term, Research Methods in Life Science
  26. 2019, Graduate Education (Doctoral Program) , 1Term, Research Plans in Life Science
  27. 2019, Graduate Education (Doctoral Program) , 3Term, Carrier Development for Life Science
  28. 2019, Graduate Education (Master's Program) , 2Term, Seminar in Integrated Arts and Sciences I
  29. 2019, Graduate Education (Master's Program) , Academic Year, Research for Academic Degree Dissertation in Life and Environmental Sciences
  30. 2019, Graduate Education (Master's Program) , 1Term, Exercises in Life and Environmental Sciences A
  31. 2019, Graduate Education (Master's Program) , 2Term, Exercises in Life and Environmental Sciences A
  32. 2019, Graduate Education (Master's Program) , 3Term, Exercises in Life and Environmental Sciences B
  33. 2019, Graduate Education (Master's Program) , 4Term, Exercises in Life and Environmental Sciences B
  34. 2019, Graduate Education (Master's Program) , 1Term, Introduction to Integrated Arts and Sciences
  35. 2019, Graduate Education (Master's Program) , 4Term, Environmental plant sciences and symbiotic microbiology
  36. 2019, Graduate Education (Doctoral Program) , 2Term, Seminar in Integrated Arts and Scirnces II
  37. 2019, Graduate Education (Doctoral Program) , 4Term, Exercises in Integrated Life Sciences
  38. 2019, Graduate Education (Doctoral Program) , Academic Year, Research for Academic Degree Dissertation in Integrated Life Sciences

Research Activities

Academic Papers

  1. Endogenous hormones and expression of senescence-related genes in different senescent types of maize., Journal of Experimental Botany, 56(414), 1117-1128, 20050601
  2. Evaluation of phosphorus starvation inducible genes relating to efficient phosphorus utilization in rice., Plant and Soil, 269(1), 81-87, 20050801
  3. The function of a maize-derived phosphoenolpyruvate carboxylase (PEPC) in phosphorus-deficient transgenic rice., Soil Science and Plant Nutrition, 51(4), 497-506, 20050801
  4. Root exudation, P acquisition and microbial diversity in the rhizosphere of Lupinus albus as affected by P supply and atmospheric CO2 concentration., Journal of Environmental Quality, 34(6), 2157-2166, 20051201
  5. Developmental regulation of photosynthate distribution in leaves of rice., Photosynthetica, 44(1), 1-10, 20060101
  6. Transcriptomic analysis indicates putative metabolic changes caused by manipulation of phosphorus availability in rice leaves., Journal of Experimental Botany, 57(9), 2049-2059, 20060901
  7. Responses to iron limitation in Hordeum vulgare L. as affected by the atmospheric CO2 concentration., Journal of Experimental Botany, 37(3), 1254-1262, 20080301
  8. Cloning and sequencing of the gene for cellobiose 2-epimerase from a ruminal strain of Eubacterium cellulosolvens., FEMS Microbiology Letters, 287(1), 34-40, 20080501
  9. Effects of epilactose on calcium absorption and serum lipid metabolism in rats., Journal of Agricultural and Food Chemistry, 56(21), 10340-10345, 20080901
  10. Influence of arsenic stress on synthesis and localization of low-molecular-weight thiols in Pteris vittata, Environmental Pollution, 158(12), 3663-3669, 201012
  11. Effect of exogenous phosphatase and phytase activities on organic phosphate mobilization in soils with different phosphate adsorption capacities, SOIL SCIENCE AND PLANT NUTRITION, 58(1), 41-51, 2012
  12. Isolation and Characterization of Cellulose-decomposing Bacteria Inhabiting Sawdust and Coffee Residue Composts, MICROBES AND ENVIRONMENTS, 27(3), 226-233, 2012
  13. Phytate Degradation by Fungi and Bacteria that Inhabit Sawdust and Coffee Residue Composts, MICROBES AND ENVIRONMENTS, 28(1), 71-80, 2013
  14. Structure of Novel Enzyme in Mannan Biodegradation Process 4-O-beta-D-Mannosyl-D-Glucose Phosphorylase MGP, JOURNAL OF MOLECULAR BIOLOGY, 425(22), 4468-4478, 2013
  15. The mannobiose-forming exo-mannanase involved in a new mannan catabolic pathway in Bacteroides fragilis, ARCHIVES OF MICROBIOLOGY, 196(1), 17-23, 2014
  16. Prebiotic properties of epilactose., Journal of Dairy Science, 91(12), 4518-4526, 20081201
  17. Element interconnections in Lotus japonicus: a systematic study of the effects of elements additions on different natural variants., Soil Science and Plant Nutrition, 54(1), 91-101, 20090201
  18. Identification of the cellobiose 2-epimerase gene in the genome of Bacteroides fragilis NCTC 9343., Bioscience, Biotechnology and Biochemistry, 73(2), 400-406, 20090201
  19. Overexpression of LASAP2 gene for secretory acid phosphatase of white lupin improves P uptake and growth of tobacco plants., Soil Science and Plant Nutrition, 54(1), 107-113, 20090201
  20. Recent Progress in Plant Nutrition Research: Cross-Talk Between Nutrients, Plant Physiology and Soil Microorganisms, PLANT AND CELL PHYSIOLOGY, 51(8), 1255-1264, 2010
  21. 9-1 Ionomics study of Lotus japonicus reveals the element homeostasis network in plants, Abstracts of the meeting, the Society of the Science of Soil and Manure, 20080909
  22. 6-7 Screening and characterization of cellulolytic and hemicellulolytic fungi from coffee residues compost and sawdust compost, Abstracts of the meeting, the Society of the Science of Soil and Manure, 20100907
  23. Metabolic alterations proposed by proteome in rice roots grown under low P and high Al concentration under low pH., Plant Science, 172(6), 1157-1165, 20070601
  24. Biotransformation from (+)-catechin to taxifolin due to two steps oxidation; Primary stage of (+)-catechin metabolism by a novel (+)-catechin degradation bacteria, Burkholderia sp., KTC-1 isolated from tropical peat., Biochemical and Biophysical Research Communications, 366(2), 414-419, 20070901
  25. Cloning and sequencing of the cellobiose 2-epimerase gene from an obligatory anaerobe, Ruminococcus albus., Biochemical and Biophysical Research Communications, 360(3), 640-645, 20070901
  26. Analysis of bacterial communities on alkaline phosphatase gene in organic matter applied soil., Soil Science and Plant Nutrition, 54(1), 62-71, 20080201
  27. Localization of acid phosphatase activities in roots of white lupin plants grown under phosphorus-deficient conditions., Soil Science and Plant Nutrition, 54(1), 95-102, 20080201
  28. P6-2-10 Effect of intercropped white lupin on growth and P uptake of maize under different levels and types of phosphorus application., Abstracts of the meeting, the Society of the Science of Soil and Manure, 20130911
  29. Secreting portion of acid phosphatase in roots of lupin (Lupinus albus L.) and a key signal for the secretion from the roots., Soil Science and Plant Nutrition, 45(4), 937-945, 19991201
  30. Molecular cloning and root specific expression of secretory acid phosphatase from phosphate deficient lupin (Lupinus albus L.)., Soil Science and Plant Nutrition, 46(2), 427-437, 20000601
  31. Characteristics of phosphoenolpyruvate phosphatase purified from Allium cepa., Plant Science, 161(5), 861-869, 20010501
  32. Cloning and characterization of four phosphate transporter cDNAs in tobacco., Plant Science, 163(4), 837-846, 20020401
  33. Secreted acid phosphatase is expressed in cluster roots of lupin in response to phosphorus deficiency., Plant and Soil, 248(1), 129-136, 20030101
  34. Expression of the OsPI1 gene, cloned from rice roots using cDNA microarray, rapidly responds to phosphorus status., New Phytologist, 158(2), 239-248, 20030601
  35. Structure of Novel Enzyme in Mannan Biodegradation Process 4-O-beta-D-Mannosyl-D-Glucose Phosphorylase MGP, JOURNAL OF MOLECULAR BIOLOGY, 425(22), 4468-4478, 20131115
  36. The mannobiose-forming exo-mannanase involved in a new mannan catabolic pathway in Bacteroides fragilis, ARCHIVES OF MICROBIOLOGY, 196(1), 17-23, 2014
  37. Interspecific facilitation of P acquisition in intercropping of maize with white lupin in two contrasting soils as influenced by different rates and forms of P supply, PLANT AND SOIL, 390(1), 223-236, 2015
  38. Identification and distribution of cellobiose 2-epimerase genes by a PCR-based metagenomic approach, APPLIED MICROBIOLOGY AND BIOTECHNOLOGY, 99(10), 4287-4295, 2015
  39. A new finding of cluster roots formed by Helicia cochinchinensis Lour. (Proteaceae)., The Journal of Japanese Botany, 90(2), 103-108, 201505
  40. Properties of secretory acid phosphatase from lupin roots under phosphorus-deficient conditions., Soil Science and Plant Nutrition, 43(special issue), 981-986, 19971201
  41. Structure of a cDNA for an acid phosphatase from phosphate-deficient lupin (Lupinus albus L.) roots., Soil Science and Plant Nutrition, 45(2), 439-449, 19990601
  42. Breeding wheat for zinc efficiency improvement in semi-arid climate. - A review., Tropics, 12(4), 295-312, 20030801
  43. Transcriptomic analysis of metabolic changes by phosphorus stress in rice plant roots., Plant Cell and Environment, 26(9), 1515-1523, 20030901
  44. Possibility of rhizosphere regulation using acid phosphatase and organic acid for recycling phosphorus in sewage sludge., Soil Science and Plant Nutrition, 50(1), 77-83, 20040201
  45. Low phosphorus tolerance mechanisms: phosphorus recycling and photosynthate partitioning in the tropical forage grass, Brachiaria Hybrid cultivar Mulato compared with rice., Plant and Cell Physiology, 45(4), 460-469, 20040401
  46. Expression of lupin acid phosphatase in transgenic rice for use as a phytate-hydrolyzing enzyme in animal feed., Bioscience, Biotechnology and Biochemistry, 68(7), 1611-1616, 20040701
  47. Plant growth promotion abilities and micro-scale bacterial dynamics in the rhizosphere of lupin analyzed by phytate utilization ability., Environmental Microbiology, 7(3), 396-404, 20050301
  48. Influence of arsenic stress on synthesis and localization of low-molecular-weight thiols in Pteris vittata, ENVIRONMENTAL POLLUTION, 158(12), 3663-3669, 2010
  49. Proteomic analysis of secreted proteins from aseptically grown rice, PHYTOCHEMISTRY, 72(42830), 312-320, 2011
  50. New microbial mannan catabolic pathway that involves a novel mannosylglucose phosphorylase, BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 408(4), 701-706, 20110520
  51. Compost amendment enhances population and composition of phosphate solubilizing bacteria and improves phosphorus availability in granitic regosols., Soil Science and Plant Nutrition, 57(4), 529-540, 20110801
  52. Evaluation of cellulolytic and hemicellulolytic abilities of fungi isolated from coffee residue and sawdust composts., Microbes and Environments, 26(3), 220-227, 20110801
  53. Isolation and Characterization of Cellulose-decomposing Bacteria Inhabiting Sawdust and Coffee Residue Composts, MICROBES AND ENVIRONMENTS, 27(3), 226-233, 20120906
  54. Phytate Degradation by Fungi and Bacteria that Inhabit Sawdust and Coffee Residue Composts, MICROBES AND ENVIRONMENTS, 28(1), 71-80, 20130312
  55. Overexpression of the LASAP2 gene for secretory acid phosphatase in white lupin improves the phosphorus uptake and growth of tobacco plants, SOIL SCIENCE AND PLANT NUTRITION, 55(1), 107-113, 2009
  56. Effects of different phosphorus-efficient legumes and soil texture on fractionated rhizosphere soil phosphorus of strongly weathered soils, BIOLOGY AND FERTILITY OF SOILS, 52(3), 367-376, 2016
  57. Recent Progress in Plant Nutrition Research : Cross-Talk Between Nutrients, Plant Physiology and Soil Microorganisms, Plant and Cell Physiology, 51(8), 1255-1264, 20100801
  58. 9-23 Performances of PEPC transgenic rice plants under phosphorus deficient conditions, Abstracts of the meeting, the Society of the Science of Soil and Manure, 20020325
  59. Interspecific facilitation of P acquisition in intercropping of maize with white lupin in two contrasting soils as influenced by different rates and forms of P supply, PLANT AND SOIL, 390(42737), 223-236, 2015
  60. Production of Lupin Acid Phosphatase in Transgenic Rice for Use as a Phytate-hydrolyzing Enzyme in Animal Feed, Agricultural and Biological Chemistry, 68(7), 1611-1616, 20040723
  61. Effect of exogenous phosphatase and phytase activities on organic phosphate mobilization in soils with different phosphate adsorption capacities, 58(1), 41-51, 20120201
  62. 6-2 Evaluation of cellulolytic and hemicellulolytic abilities of bacteria isolated from coffee residue and sawdust composts, Abstracts of the meeting, the Society of the Science of Soil and Manure, 20110808
  63. PHOSPHORUS-MOBILIZATION STRATEGY BASED ON CARBOXYLATE EXUDATION IN LUPINS (LUPINUS, FABACEAE): A MECHANISM FACILITATING THE GROWTH AND PHOSPHORUS ACQUISITION OF NEIGHBOURING PLANTS UNDER PHOSPHORUS-LIMITED CONDITIONS, EXPERIMENTAL AGRICULTURE, 53(2), 308-319, 2017
  64. Landrace of Japonica rice, Akamai exhibits enhanced root growth and efficient leaf phosphorus remobilization in response to limited phosphorus availability., Plant and Soil, 414(42737), 327-338, 2017
  65. Landrace of japonica rice, Akamai exhibits enhanced root growth and efficient leaf phosphorus remobilization in response to limited phosphorus availability, PLANT AND SOIL, 414(42737), 327-338, 2017
  66. Identification of genomic regions associated with low phosphorus tolerance in japonica rice (Oryza sativa L.) by QTL-Seq, SOIL SCIENCE AND PLANT NUTRITION, 64(3), 278-281, 2018
  67. Organ-specific allocation pattern of acquired phosphorus and dry matter in two rice genotypes with contrasting tolerance to phosphorus deficiency, SOIL SCIENCE AND PLANT NUTRITION, 64(3), 282-290, 2018
  68. Organic phosphorus in the terrestrial environment: a perspective on the state of the art and future priorities, PLANT AND SOIL, 427(1-2), 191-208, 201806
  69. Molecular mechanisms underpinning phosphorus-use efficiency in rice, PLANT CELL AND ENVIRONMENT, 41(7), 1483-1496, 201807
  70. Ancient rice cultivar extensively replaces phospholipids with non-phosphorus glycolipid under phosphorus deficiency, PHYSIOLOGIA PLANTARUM, 163(3), 297-305, 201807
  71. Distribution and stress tolerance of Fimbristylis dichotoma subsp podocarpa (Cyperaceae) growing in highly acidic solfatara fields, ECOLOGICAL RESEARCH, 33(5), 971-978, 201809

Social Activities

Organizing Academic Conferences, etc.

  1. 13th International Conference on the Biogeochemistry of Trace Elements, Local Organizing Committee, 2015/07, 2015/07