JUN WASAKI

Last Updated :2017/11/01

Affiliations, Positions
Graduate School of Biosphere Science, ., 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. 2017, Liberal Arts Education Program1, 2Term, Cell Science
  2. 2017, Liberal Arts Education Program1, 2Term, Cell Science
  3. 2017, Liberal Arts Education Program1, Second Semester, Experimental Methods and Laboratory Work in Biology
  4. 2017, Undergraduate Education, First Semester, Laboratory Course in Natural Environmental Sciences C
  5. 2017, Undergraduate Education, Second Semester, Laboratory Work in Natural Sciences
  6. 2017, Undergraduate Education, Second Semester, Practical Methods in Natural Sciences
  7. 2017, Undergraduate Education, 1Term, Plant Environmental Physiology
  8. 2017, Undergraduate Education, Second Semester, Laboratory Course in Natural Environmental Sciences A
  9. 2017, Undergraduate Education, Second Semester, Practical Methods in Natural Environmental SciencesA
  10. 2017, Undergraduate Education, First Semester, Laboratory Course in Natural Environmental Sciences B
  11. 2017, Undergraduate Education, First Semester, Practical Methods in Natural Environmental SciencesB
  12. 2017, Undergraduate Education, First Semester, Practical Methods in Natural Environmental SciencesC
  13. 2017, Graduate Education (Master's Program) , Second Semester, Research for Academic Degree Dissertation
  14. 2017, Graduate Education (Master's Program) , First Semester, Exercises in Assessment of Environmental Dynamics (A)
  15. 2017, Graduate Education (Master's Program) , Second Semester, Exercises in Assessment of Environmental Dynamics (A)
  16. 2017, Graduate Education (Doctoral Program) , First Semester, Exercises in Assessment of Environmental Dynamics (B)
  17. 2017, Graduate Education (Doctoral Program) , Second Semester, Exercises in Assessment of Environmental Dynamics (B)
  18. 2017, Graduate Education (Master's Program) , First Semester, Practice in Assessment of Environmental Dynamics
  19. 2017, Graduate Education (Master's Program) , 1Term, Evaluation of Plant Environment: Introduction
  20. 2017, Graduate Education (Master's Program) , 4Term, Evaluation of Plant Environment
  21. 2017, Graduate Education (Master's Program) , 2Term, Assessment of Soil Microbial Environments

Research Activities

Academic Papers

  1. 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
  2. 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
  3. 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
  4. Analysis of bacterial communities on alkaline phosphatase gene in organic matter applied soil., Soil Science and Plant Nutrition, 54(1), 62-71, 20080201
  5. 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
  6. The Function of a Maize-Derived Phosphoenolpyruvate Carboxylase (PEPC) in Phosphorus-Deficient Transgenic Rice (Plant Nutrition), Soil science and plant nutrition, 51(4), 497-506, 200508
  7. Fertilizer application is affected by the function of acauisition and use of nutrients in plant, Journal of the science of soil and manure, Japan, 83(4), 471-477, 20120805
  8. 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
  9. 2P005 Structure of novel enzyme 4-O-β-D-mannosyl-D-glucose phosphorylase MGP(01A. Protein: Structure,Poster), Biophysics, 53(1), 20130913
  10. 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
  11. 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
  12. Characteristics of phosphoenolpyruvate phosphatase purified from Allium cepa., Plant Science, 161(5), 861-869, 20010501
  13. Cloning and characterization of four phosphate transporter cDNAs in tobacco., Plant Science, 163(4), 837-846, 20020401
  14. Secreted acid phosphatase is expressed in cluster roots of lupin in response to phosphorus deficiency., Plant and Soil, 248(1), 129-136, 20030101
  15. Expression of the OsPI1 gene, cloned from rice roots using cDNA microarray, rapidly responds to phosphorus status., New Phytologist, 158(2), 239-248, 20030601
  16. 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, NOV 15 2013
  17. The mannobiose-forming exo-mannanase involved in a new mannan catabolic pathway in Bacteroides fragilis, ARCHIVES OF MICROBIOLOGY, 196(1), 17-23, 42749
  18. 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, 42870
  19. Identification and distribution of cellobiose 2-epimerase genes by a PCR-based metagenomic approach, APPLIED MICROBIOLOGY AND BIOTECHNOLOGY, 99(10), 4287-4295, 2015
  20. A new finding of cluster roots formed by Helicia cochinchinensis Lour. (Proteaceae)., The Journal of Japanese Botany, 90(2), 103-108, 201505
  21. Properties of secretory acid phosphatase from lupin roots under phosphorus-deficient conditions., Soil Science and Plant Nutrition, 43(special issue), 981-986, 19971201
  22. 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
  23. Breeding wheat for zinc efficiency improvement in semi-arid climate. - A review., Tropics, 12(4), 295-312, 20030801
  24. Transcriptomic analysis of metabolic changes by phosphorus stress in rice plant roots., Plant Cell and Environment, 26(9), 1515-1523, 20030901
  25. 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
  26. 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
  27. 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
  28. 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
  29. Endogenous hormones and expression of senescence-related genes in different senescent types of maize., Journal of Experimental Botany, 56(414), 1117-1128, 20050601
  30. Evaluation of phosphorus starvation inducible genes relating to efficient phosphorus utilization in rice., Plant and Soil, 269(1), 81-87, 20050801
  31. The function of a maize-derived phosphoenolpyruvate carboxylase (PEPC) in phosphorus-deficient transgenic rice., Soil Science and Plant Nutrition, 51(4), 497-506, 20050801
  32. 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
  33. Developmental regulation of photosynthate distribution in leaves of rice., Photosynthetica, 44(1), 1-10, 20060101
  34. Transcriptomic analysis indicates putative metabolic changes caused by manipulation of phosphorus availability in rice leaves., Journal of Experimental Botany, 57(9), 2049-2059, 20060901
  35. Responses to iron limitation in Hordeum vulgare L. as affected by the atmospheric CO2 concentration., Journal of Experimental Botany, 37(3), 1254-1262, 20080301
  36. 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
  37. Effects of epilactose on calcium absorption and serum lipid metabolism in rats., Journal of Agricultural and Food Chemistry, 56(21), 10340-10345, 20080901
  38. Prebiotic properties of epilactose., Journal of Dairy Science, 91(12), 4518-4526, 20081201
  39. 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
  40. Identification of the cellobiose 2-epimerase gene in the genome of Bacteroides fragilis NCTC 9343., Bioscience, Biotechnology and Biochemistry, 73(2), 400-406, 20090201
  41. 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
  42. Recent Progress in Plant Nutrition Research: Cross-Talk Between Nutrients, Plant Physiology and Soil Microorganisms, PLANT AND CELL PHYSIOLOGY, 51(8), 1255-1264, 42957
  43. Influence of arsenic stress on synthesis and localization of low-molecular-weight thiols in Pteris vittata, ENVIRONMENTAL POLLUTION, 158(12), 3663-3669, 43079
  44. Proteomic analysis of secreted proteins from aseptically grown rice, PHYTOCHEMISTRY, 72(42830), 312-320, MAR-APR 2011
  45. New microbial mannan catabolic pathway that involves a novel mannosylglucose phosphorylase, BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 408(4), 701-706, MAY 20 2011
  46. 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
  47. Evaluation of cellulolytic and hemicellulolytic abilities of fungi isolated from coffee residue and sawdust composts., Microbes and Environments, 26(3), 220-227, 20110801
  48. Isolation and Characterization of Cellulose-decomposing Bacteria Inhabiting Sawdust and Coffee Residue Composts, MICROBES AND ENVIRONMENTS, 27(3), 226-233, SEP 6 2012
  49. 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
  50. Phytate Degradation by Fungi and Bacteria that Inhabit Sawdust and Coffee Residue Composts, MICROBES AND ENVIRONMENTS, 28(1), 71-80, MAR 12 2013
  51. Element interconnections in Lotus japonicus: A systematic study of the effects of element additions on different natural variants, SOIL SCIENCE AND PLANT NUTRITION, 55(1), 91-101, 2009
  52. Evaluation of Cellulolytic and Hemicellulolytic Abilities of Fungi Isolated from Coffee Residue and Sawdust Composts, MICROBES AND ENVIRONMENTS, 26(3), 220-227, 2011
  53. 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, 2011
  54. Breeding Wheat for Zinc Efficiency Improvement in Semi-arid Climate-A Review, Tropics, 12(4), 295-312, 20030530
  55. 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
  56. Recent Progress in Plant Nutrition Research : Cross-Talk Between Nutrients, Plant Physiology and Soil Microorganisms, Plant and Cell Physiology, 51(8), 1255-1264, 20100801
  57. 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, 200006
  58. 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, 199906
  59. 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, 199912
  60. Properties of secretory acid phosphatase from lupin roots under phosphorus-deficient conditions, Soil science and plant nutrition, 43(0), 981-986, 199712
  61. Possibility of Rhizosphere Regulation Using Acid Phosphatase and Organic Acid for Recycling Phosphorus in Sewage Sludge(Plant Nutrition), Soil science and plant nutrition, 50(1), 77-83, 200402
  62. 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
  63. PB-68 Improvement of ability to culture rhizobacteria by addition of polymers(Agricultural soil ecosystem,Session B,(1) Poster Presentation), 20061027
  64. PB-32 Characteristics of nitorogen fixing bacterial communities from rhizospheresoil of white lupin(SYMBIOSIS/INTERACTIONS,Session B,(1) Poster presentations), 20051030
  65. PA-60 Effect of addition of trace amount of gellan on growth of soil bacteria(Physiology/Growth,Poster presentation A), 20070915
  66. P9-33 Ion-profile variations of Lotus japonicus wild lines under 9 elements treatment in subtoxic levels, Abstracts of the meeting, the Society of the Science of Soil and Manure, 20070822
  67. Localization of acid phosphatase activities in the roots of white lupin plants grown under phosphorus-deficient conditions(Plant Nutrition), Soil science and plant nutrition, 54(1), 95-102, 200802
  68. Analysis of bacterial communities on alkaline phosphatase genes in soil supplied with organic matter(Soil Biology), Soil science and plant nutrition, 54(1), 62-71, 200802
  69. Elucidation of adaptation mechanisms of plants grown under low phosphorus conditions(JSSSPN Progress Awards), Journal of the science of soil and manure, Japan, 79(5), 452-453, 20081005
  70. 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
  71. Overexpression of the LASAP2 gene for secretory acid phosphatase in white lupin improves the phosphorus uptake and growth of tobacco plants(Plant Nutrition), Soil science and plant nutrition, 55(1), 107-113, 200902
  72. Report of 4^ International symposium on phosphorus dynamics in soil-plant continuum, Journal of the science of soil and manure, Japan, 81(6), 623-624, 20101205
  73. 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
  74. Developmental regulation of photosynthate distribution in leaves of rice, Photosynthetica, 44(1), 1-10, 2006
  75. Plant growth promotion abilities and microscale bacterial dynamics in the rhizosphere of Lupin analysed by phytate utilization ability, Environmental Microbiology, 7(3), 396-404, 200503
  76. Influence of arsenic stress on synthesis and localization of low-molecular-weight thiols in Pteris vittata, Environmental Pollution, 158(12), 3663-3669, 201012
  77. The 'rhizosphere': science in the frontier of plant roots, Materials integration, 20(5), 89-93, 200705
  78. 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
  79. Isolation and Characterization of Cellulose-decomposing Bacteria Inhabiting Sawdust and Coffee Residue Composts, MICROBES AND ENVIRONMENTS, 27(3), 226-233, 2012
  80. Phytate Degradation by Fungi and Bacteria that Inhabit Sawdust and Coffee Residue Composts, MICROBES AND ENVIRONMENTS, 28(1), 71-80, 2013
  81. 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
  82. The mannobiose-forming exo-mannanase involved in a new mannan catabolic pathway in Bacteroides fragilis, ARCHIVES OF MICROBIOLOGY, 196(1), 17-23, 2014
  83. 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
  84. 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
  85. Identification of the Cellobiose 2-Epimerase Gene in the Genome of Bacteroides fragilis NCTC 9343, Agricultural and Biological Chemistry, 73(2), 400-406, 20090223
  86. Evaluation of Cellulolytic and Hemicellulolytic Abilities of Fungi Isolated from Coffee Residue and Sawdust Composts, Bulletin of Japanese Society of Microbial Ecology, 26(3), 220-227, 20110901
  87. Effect of exogenous phosphatase and phytase activities on organic phosphate mobilization in soils with different phosphate adsorption capacities, 58(1), 41-51, 20120201
  88. Researches on phosphorus nutrition against the forthcoming depletion of phosphate resources : 1. Introduction and aim, 83(2), 173-176, 20120405
  89. Researches on phosphorus nutrition against the forthcoming depletion of phosphate resources : 2. Mobilization of organic phosphate, 83(2), 177-182, 20120405
  90. Element interconnections in Lotus japonicus : A systematic study of the effects of element additions on different natural variants(Plant Nutrition), Soil science and plant nutrition, 55(1), 91-101, 200902
  91. Compost amendment enhances population and composition of phosphate solubilizing bacteria and improves phosphorus availability in granitic regosols(Soil biology), Soil science and plant nutrition, 57(4), 529-540, 201108
  92. 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
  93. Effect of exogenous phosphatase and phytase activities on organic phosphate mobilization in soils with different phosphate adsorption capacities(Plant Nutrition), Soil science and plant nutrition, 58(1), 41-51, 201202
  94. Breeding Wheat for Zinc Efficiency Improvement in Semi-arid Climate-A Review, Tropics, 12(4), 295-312, 2003
  95. 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, 42826
  96. 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