Ichiro Tazawa

Last Updated :2024/05/07

Affiliations, Positions
Amphibian Research Center, Assistant Professor
E-mail
itazawahiroshima-u.ac.jp
Self-introduction
I research on metamorphosis and limb development/regeneration of amphibians.

Basic Information

Academic Degrees

  • Doctor of Science, Hiroshima University
  • Master of Science, Hiroshima University
  • Bachelor of Science, Hiroshima University

Educational Activity

  • [Bachelor Degree Program] School of Science : Biological Sciences : Biology
  • [Master's Program] Graduate School of Integrated Sciences for Life : Division of Integrated Sciences for Life : Program of Basic Biology
  • [Doctoral Program] Graduate School of Integrated Sciences for Life : Division of Integrated Sciences for Life : Program of Basic Biology

In Charge of Primary Major Programs

  • Biology

Research Fields

  • Biology;Basic biology;Biodiversity / Systematics
  • Biology;Basic biology;Morphology / Structure
  • Biology;Biological Science;Developmental biology

Research Keywords

  • development
  • limb
  • regeneration
  • metamorphosis
  • amphibian

Affiliated Academic Societies

  • Herpetological Society of Japan, 2018/09
    Related URL
  • The Zoological Society of Japan
  • Japanese Society of Developmental Biologists

Educational Activity

Course in Charge

  1. 2024, Liberal Arts Education Program1, 3Term, The life science of amphibians
  2. 2024, Liberal Arts Education Program1, 2Term, Introductory Seminar for First-Year Students
  3. 2024, Undergraduate Education, 2Term, Basic Biological Science B
  4. 2024, Undergraduate Education, 1Term, Regeneration Biology
  5. 2024, Undergraduate Education, 1Term, Endocrinology・Immunology
  6. 2024, Undergraduate Education, Second Semester, Seminar for Amphibian Biology
  7. 2024, Undergraduate Education, First Semester, Practice for Fundamental Biology I
  8. 2024, Undergraduate Education, First Semester, Practice for Fundamental Biology III
  9. 2024, Undergraduate Education, Second Semester, Practice for Fundamental Biology IV
  10. 2024, Undergraduate Education, 1Term, English Seminar for Globalization A
  11. 2024, Undergraduate Education, 2Term, English Seminar for Globalization A
  12. 2024, Graduate Education (Master's Program) , 1Term, Special Lectures in Integrated Sciences for Life
  13. 2024, Graduate Education (Master's Program) , 3Term, Natural History Sciences

Research Activities

Academic Papers

  1. Cryo-injury procedure-induced cardiac regeneration shows unique gene expression profiles in the newt Pleurodeles waltl, DEVELOPMENTAL DYNAMICS, 251(5), 864-876, 20220502
    Link to Paper Search Results by DOI
  2. Photoperiod-independent testicular development in the model newt Pleurodeles waltl, DEVELOPMENT GROWTH & DIFFERENTIATION, 63(6), 277-284, 20210826
    Link to Paper Search Results by DOI
  3. A unique role of thyroid hormone receptor beta in regulating notochord resorption during Xenopus metamorphosis, GENERAL AND COMPARATIVE ENDOCRINOLOGY, 277, 66-72, 20190601
    Link to Paper Search Results by DOI
  4. Thyroid Hormone Receptor alpha- and beta-Knockout Xenopus tropicalis Tadpoles Reveal Subtype-Specific Roles During Development, ENDOCRINOLOGY, 159(2), 733-743, 201802
    Link to Paper Search Results by DOI
  5. Homeotic transformation of tails into limbs in anurans, DEVELOPMENT GROWTH & DIFFERENTIATION, 60(6), 365-376, 20180814
    Link to Paper Search Results by DOI
  6. ★, Vitamin A induced homeotic hindlimb formation on dorsal and ventral sides of regenerating tissue of amputated tails of Japanese brown frog tadpoles, DEVELOPMENT GROWTH & DIFFERENTIATION, 59(9), 688-700, 201712
    Link to Paper Search Results by DOI
  7. Improved transport of the model amphibian, Xenopus tropicalis, and its viable temperature for transport, Current Herpetology, 33(1), 75-87, 201402
  8. Expression of the amelogenin gene in the skin of Xenopus tropicalis., Zoological Science, 30(3), 154-159, 201303
  9. Effects of hypergravity on oocyte maturation in Xenopus laevis, Part II, Space Utilization Research, 23, 311-313, 2007
  10. The effects of hypergravity on bipolar spindle formation of meiosis II in Xenopus oocytes, Biological Science in Space, 20, 92-94, 2006
  11. Effects of the hypergravity on oocyte maturation of Xenopus laevis, Space Utilization Research, 22, 228-230, 200603
  12. Skin pigmentary variants in Rana nigromaculata, Journal of Clinical Biochemistry and Nutrition, 38(3), 195-203, 20060419
  13. A novel Xenopus laevis larval keratin gene, xlk2: its gene structure and expression during regeneration and metamorphosis of limb and tail., Biochimica et Biophysica Acta - Gene Structure and Expression, 1759(5), 20060524
  14. Effects of hypergravity on oocyte maturation in Xenopus laevis, Biological Sciences in Space, 19(4), 242-244, 2005
  15. Expression of helix-loop-helix type negative regulators of differentiation during limb regeneration in urodeles and anurans, Development, Growth and Differentiation, 41(6), 731-743, 19991221

Invited Lecture, Oral Presentation, Poster Presentation

  1. Gene expression in the homeotic transformation of tails into limbs in anurans, Sho Morioka, Ichiro Tazawa, Quintin Lau, Yoshio Yaoita, 2019/12, Without Invitation, Japanese
  2. Diversity in development of the intercalary elements that emerge in the first knuckle joints of Neobatrachia, Kensuke Nakanishi, Nao Hasegawa, Koichi Takeo, Ichiro Tazawa, 2019/09/12, Without Invitation, Japanese
  3. Diversity in Development of the Intercalary Elements that Emerge in the First Knuckle Joints of Anurans, Kensuke NAKANISHI, Nao HASEGAWA, Koichi TAKEO, Ichiro TAZAWA, 2018/09/19, Without Invitation, Japanese
  4. Vitamin A-induced homeotic limb formation on dorsal and ventral sides of regenerating tissue of amputated tails of Japanese brown frog tadpoles, Ichiro Tazawa, Yoshio Yaoita, Amphibian development, regeneration, evolution and beyond, 2018/03/13, Without Invitation, English, Hiroshima University Library Hall (Higashi-Hiroshima, Hiroshima, Japan)
  5. Transformation during Anuran Metamorphosis and Regeneration, Yoshio Yaoita, Keisuke Nakajima and Ichiro Tazawa, Amphibian development, Regeneration, Evolution and beyond, 2018/03/13, Without Invitation, English, Hiroshima University Library Hall (Higashi-Hiroshima, Hiroshima, Japan)
  6. Gene expression in anuran homeotic transformation from a tail to limbs, Sho Morioka, Ichiro Tazawa and Yoshio Yaoita, Amphibian development, regeneration, evolution and beyond, 2018/03/13, Without Invitation, English
  7. Location and Orientation of Ectopic Limbs and Expression of Genes Related to Limb Development in Tail-Amputated and Retinoid-Treated Tadpoles of Rana ornativentris, Ichiro TAZAWA, Yoshio YAOITA, The joint meeting of the 22nd International Congress of Zoology and the 87th Meeting of the Zoological Society of Japan, 2016/11/14, Without Invitation, English
  8. National BioResource Project (NBRP) for Xenopus: recent developments at the Asian hub for the international Xenopus research community, Suzuki, A, Kashiwagi, K., Hanada, H., Furuno, N., Tazawa, I., Kurabayashi, A., Nakajima, K., Takebayashi-Suzuki, K., Igawa, T., Sumida, M., Yoshida, H., Murakami, S., Oriha, K., Mido, T., Masumoto, M., Kawaguchi, K., Miura, A. and Kashiwagi, A, 16th International Xenopus Conference, 2016/08/28, Without Invitation, English
  9. National BioResource Project (NBRP) Xenopus (Silurana) tropicalis: Standard High Quality Inbred Strain for Biological Research, Kashiwagi A, Kashiwagi K., Hanada H., Suzuki A., Takebayashi K., Kurabayashi A., Suzuki K., Furuno N., Tazawa I., Nakajima K., Yamamoto T. and Sumida M, Frontiers in Amphibian Biology: Endangered Species Conservation and Genome Editing, 2014/03/27, Without Invitation, English
  10. Induction of homeotic limbs by retinoid treatment on the amputated tails of Japanese anurans, Tazawa I, Yaoita Y, International Symposium, Frontiers in Amphibian Biology: Endangered Species Conservation and Genome Editing, 2014/03/27, Without Invitation, English
  11. National BioResource Project (NBRP) Xenopus tropicalis Mass Production of High Quality Standard Inbred Strains, Kashiwagi A, Kashiwagi K., Hanada H., Suzuki K., Suzuki A., Takebayashi K., Nakajima K., Furuno N., Tazawa I., Kurabayashi A., Yamamoto T. and Sumida M, The 5th ANRRC International Meeting, 2013/11/01, Without Invitation, English
  12. Cloning and characterization of a novel keratin gene (xlk2) which is expressed in the larval epidermis of Xenopus laevis, I. Tazawa, K. Shimizu-Nishikawa, and K. Yoshizato, 2001, Without Invitation, English
  13. Expression of Id family, negative regulators of differentiation, in the regenerating limbs of urodele and anuran, 1999, Without Invitation, Japanese

Social Activities

Organizing Academic Conferences, etc.

  1. Amphibian Development, Regeneration, Evolution and Beyond, 2018/03

History as Peer Reviews of Academic Papers

  1. 2021, JEZ Part B: Molecular and Developmental Evolution, Others, Reviewer, 2
  2. 2020, JEZ Part B: Molecular and Developmental Evolution, Others, Reviewer, 1
  3. 2020, Annals of Anatomy, Others, Reviewer, 2
  4. 2019, International Journal of Genomics, Others, Reviewer, 2
  5. 2018, Development Growth and Differentiation, Others, Reviewer, 2
  6. 2018, Development Growth and Differentiation, Others, Reviewer, 2