SEIICHI HAYAKAWA

Last Updated :2024/07/03

Affiliations, Positions
Hiroshima University Hospital(Center for Maternal-Fetal/Neonatal Medicine), Assistant Professor
E-mail
s-hayakawahiroshima-u.ac.jp

Basic Information

Major Professional Backgrounds

  • 2002/05/16, 2003/03/30, Hiroshima University, Hospital, Clinical Resident
  • 2003/04, 2004/03, MAZDA Hospital
  • 2004/04, 2007/03, Hiroshima City Hiroshima Citizens Hospital
  • 2007/04, 2009/03
  • 2009/04/01, 2017/12/10, Hiroshima University, Hospital, Clinical Fellow
  • 2017/12, 2018/01, Hiroshima City Hiroshima Citizens Hospital
  • 2018/02/01, Hiroshima University, Hospital, Assistant Professor

Educational Backgrounds

  • Hiroshima University, Graduate School of Biomedical Sciences, Japan, 2010/04, 2017/08
  • Hiroshima University, Faculty of Medicine, Japan, 1996/04, 2002/03

Academic Degrees

  • Hiroshima University

Affiliated Academic Societies

  • Japanese Society for Pediatric Infectious Diseases
  • Japanese Society for Genetic Counseling
  • The Japan Society of Human Genetics
  • Japan Society for Neonatal Health and Development
  • Japan Society of Perinatal and Neonatal Medicine
  • Japan Pediatric Society

Educational Activity

Course in Charge

  1. 2024, Undergraduate Education, Year, Systemic Disease Control
  2. 2024, Undergraduate Education, Intensive, Practice of Medicine I
  3. 2024, Undergraduate Education, Intensive, Practice of Medicine II

Research Activities

Academic Papers

  1. Higher COVID-19 pneumonia risk associated with anti-IFN-α than with anti-IFN-ω auto-Abs in children, JOURNAL OF EXPERIMENTAL MEDICINE, 221(2), 20240104
  2. Isolated Chronic Mucocutaneous Candidiasis due to a Novel Duplication Variant of IL17RC, JOURNAL OF CLINICAL IMMUNOLOGY, 44(1), 202401
  3. A complementary approach for genetic diagnosis of inborn errors of immunity using proteogenomic analysis, PNAS NEXUS, 2(4), 20230403
  4. Identification of clinical factors related to antibody-mediated immune response to the subfornical organ, CLINICAL ENDOCRINOLOGY, 97(1), 72-80, 202207
  5. Therapeutic options for CTLA-4 insufficiency, JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY, 149(2), 736-746, 202202
  6. Therapeutic options for CTLA-4 insufficiency, JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY, 149(2), 736-746, 202202
  7. ★, Significant augmentation of regulatory T cell numbers occurs during the early neonatal period., Clin Exp Immunol., 190(2), 268-279, 201711
  8. A Patient with CTLA-4 Haploinsufficiency Presenting Gastric Cancer. 2016 Jan;36(1):28-32, J Clin Immunol., 36(1), 28-32, 201601
  9. Transient pseudothrombocytopenia in a neonate: transmission of a maternal EDTA-dependent anticoagulant. Platelets. 2012;23(5):399-400. doi: 10.3109/09537104.2011.624210. Epub 2011 Oct 11., Platelets., 23(5), 399-400, 2012
  10. Phenotype, penetrance, and treatment of 133 cytotoxic T-lymphocyte antigen 4-insufficient subjects, JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY, 142(6), 1932-1946, 201812
  11. Human gain-of-function STAT1 mutation disturbs IL-17 immunity in mice, INTERNATIONAL IMMUNOLOGY, 32(4), 259-272, 202004
  12. Possible involvement of regulatory T cell abnormalities and variational usage of TCR repertoire in children with autoimmune neutropenia, CLINICAL AND EXPERIMENTAL IMMUNOLOGY, 204(1), 1-13, 202104
  13. Enhanced osteoclastogenesis in patients with MSMD due to impaired response to IFN-gamma, JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY, 149(1), 252-+, 202201

Invited Lecture, Oral Presentation, Poster Presentation

  1. A case of trisomy 21 complicated with acute peritonitis caused by Clostridium butyricum, 2023, Without Invitation, Japanese
  2. The two lethal cases of pulmonary agenesis and hypoplasia, 2022, Japanese
  3. Significant augmentation of regulatory T cells in early neonatal period, The 16th Biennial Meeting of the European Society for Immunodeficiencies, 2014, Without Invitation, English, the European Society for Immunodeficiencies, Prague

External Funds

Acceptance Results of Competitive Funds

  1. KAKENHI(Grant-in-Aid for Scientific Research (C)), 2022, 2024
  2. KAKENHI(Grant-in-Aid for Early-Career Scientists), Analysis of TAM blast homing by xenotransplantation in immunodeficient mice, 2019, 2020
  3. KAKENHI(Grant-in-Aid for Early-Career Scientists), 2018, 2019
  4. KAKENHI(Grant-in-Aid for Early-Career Scientists), 2020, 2021