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Izumi Kumagai

D-Index & Metrics

Biology and Biochemistry

D-Index
54
Citations
11840
World Ranking
15532
National Ranking
1103

Izumi Kumagai publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Izumi Kumagai sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 379 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Izumi Kumagai D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Izumi Kumagai sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 54 D-Index — 22nd percentile

22% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Izumi Kumagai is affiliated with Tokyo University of Agriculture and Technology in Japan. Their research primarily spans the fields of Medicine and Biochemistry, Genetics and Molecular Biology, with notable contributions in subfields such as Molecular Biology, Radiology, Nuclear Medicine and Imaging, Oncology, Immunology, and Biomedical Engineering.

Their research topics focus on areas including Monoclonal and Polyclonal Antibodies Research, Glycosylation and Glycoproteins Research, Protein purification and stability, CAR-T cell therapy research, Galectins and Cancer Biology, Nanofabrication and Lithography Techniques, and HER2/EGFR in Cancer Research.

Izumi Kumagai has published in various scientific venues. Frequent publication venues include:

  • Scientific Reports
  • International Journal of Molecular Sciences
  • New Biotechnology
  • Biosensors and Bioelectronics
  • Biochemical Engineering Journal

Recent papers authored or co-authored by Kumagai include:

  • Functional Domain Order of an Anti-EGFR × Anti-CD16 Bispecific Diabody Involving NK Cell Activation, 2020, International Journal of Molecular Sciences
  • Anti-EGFR antibody 528 binds to domain III of EGFR at a site shifted from the cetuximab epitope, 2021, Scientific Reports
  • Chemically Crosslinked Bispecific Antibodies for Cancer Therapy: Breaking from the Structural Restrictions of the Genetic Fusion Approach, 2020, International Journal of Molecular Sciences
  • Incorporation of a repeated polypeptide sequence in therapeutic antibodies as a universal masking procedure: A case study of T cell-engaging bispecific antibodies, 2023, New Biotechnology
  • Evaluation of intercellular cross-linking abilities correlated with cytotoxicities of bispecific antibodies with domain rearrangements using AFM force-sensing, 2021, Biosensors and Bioelectronics

Frequent collaborators of Izumi Kumagai include:

  • Ryutaro Asano
  • Koki Makabe
  • Mitsuo Umetsu
  • Yoshikazu Tanaka
  • Atsushi Kuwahara

Best Publications

  • Human inhibitory receptors Ig-like transcript 2 (ILT2) and ILT4 compete with CD8 for MHC class I binding and bind preferentially to HLA-G

    Mitsunori Shiroishi;Kouhei Tsumoto;Kimie Amano;Yasuo Shirakihara

  • Fucose Depletion from Human IgG1 Oligosaccharide Enhances Binding Enthalpy and Association Rate Between IgG1 and FcγRIIIa

    Akira Okazaki;Emi Shoji-Hosaka;Kazuyasu Nakamura;Masako Wakitani

  • Role of Arginine in Protein Refolding, Solubilization, and Purification

    Kouhei Tsumoto;Mitsuo Umetsu;Izumi Kumagai;Daisuke Ejima

  • Practical considerations in refolding proteins from inclusion bodies

    Kouhei Tsumoto;Daisuke Ejima;Izumi Kumagai;Tsutomu Arakawa

  • Structural basis for recognition of the nonclassical MHC molecule HLA-G by the leukocyte Ig-like receptor B2 (LILRB2/LIR2/ILT4/CD85d)

    Mitsunori Shiroishi;Kimiko Kuroki;Linda Rasubala;Kouhei Tsumoto

  • Highly efficient recovery of functional single-chain Fv fragments from inclusion bodies overexpressed in Escherichia coli by controlled introduction of oxidizing reagent--application to a human single-chain Fv fragment.

    Kouhei Tsumoto;Katsutoshi Shinoki;Hidemasa Kondo;Makoto Uchikawa

  • Bioassisted Room‐Temperature Immobilization and Mineralization of Zinc Oxide—The Structural Ordering of ZnO Nanoparticles into a Flower‐Type Morphology

    Mitsuo Umetsu;Masamichi Mizuta;Kouhei Tsumoto;Satoshi Ohara

  • How additives influence the refolding of immunoglobulin-folded proteins in a stepwise dialysis system. Spectroscopic evidence for highly efficient refolding of a single-chain Fv fragment.

    Mitsuo Umetsu;Kouhei Tsumoto;Masaki Hara;Kumar Ashish

  • Efficient Leukocyte Ig-like Receptor Signaling and Crystal Structure of Disulfide-linked HLA-G Dimer

    Mitsunori Shiroishi;Kimiko Kuroki;Toyoyuki Ose;Linda Rasubala

  • Refolding of therapeutic proteins produced in Escherichia coli as inclusion bodies.

    Satoru Misawa;Izumi Kumagai

  • Solubilization of active green fluorescent protein from insoluble particles by guanidine and arginine.

    Kouhei Tsumoto;Mitsuo Umetsu;Izumi Kumagai;Daisuke Ejima

  • Open sandwich ELISA: a novel immunoassay based on the interchain interaction of antibody variable region

    Hiroshi Ueda;Kouhei Tsumoto;Kazuishi Kubota;Eiji Suzuki

  • Dissection of protein-carbohydrate interactions in mutant hen egg-white lysozyme complexes and their hydrolytic activity.

    Katsumi Maenaka;Masaaki Matsushima;Haiwei Song;Futoshi Sunada

  • Highly effective recombinant format of a humanized IgG-like bispecific antibody for cancer immunotherapy with retargeting of lymphocytes to tumor cells.

    Ryutaro Asano;Yasuhiro Watanabe;Hiroko Kawaguchi;Hidesuke Fukazawa

  • Chiral recognition in the binding of helicenediamine to double strand DNA: interactions between low molecular weight helical compounds and a helical polymer.

    Shinobu Honzawa;Hitoshi Okubo;Shuzo Anzai;Masahiko Yamaguchi

  • Cell-free expression of two single-chain monoclonal antibodies against lysozyme: effect of domain arrangement on the expression.

    Helmut Merk;Wolfgang Stiege;Kouhei Tsumoto;Izumi Kumagai

  • Effect of the extra n-terminal methionine residue on the stability and folding of recombinant alpha-lactalbumin expressed in Escherichia coli.

    Tapan K. Chaudhuri;Katsunori Horii;Takao Yoda;Munehito Arai

  • Effective treatment of an orthotopic xenograft model of human glioblastoma using an EGFR-retargeted oncolytic herpes simplex virus.

    Hiroaki Uchida;Hiroaki Uchida;Marco Marzulli;Kenji Nakano;Kenji Nakano;Kenji Nakano;William F. Goins

  • Thermodynamic Consequences of Mutations in Vernier Zone Residues of a Humanized Anti-human Epidermal Growth Factor Receptor Murine Antibody, 528

    Koki Makabe;Takeshi Nakanishi;Kouhei Tsumoto;Yoshikazu Tanaka

  • Electrochemical Detection of Epidermal Growth Factor Receptors on a Single Living Cell Surface by Scanning Electrochemical Microscopy

    Yasufumi Takahashi;Takeshi Miyamoto;Hitoshi Shiku;Ryutaro Asano

Frequent Co-Authors

Kouhei Tsumoto
Kouhei Tsumoto University of Tokyo
Teruyuki Nagamune
Teruyuki Nagamune University of Tokyo
Tadafumi Adschiri
Tadafumi Adschiri Tohoku University
Yoshikazu Tanaka
Yoshikazu Tanaka Tohoku University
Katsumi Maenaka
Katsumi Maenaka Hokkaido University
Kimitsuna Watanabe
Kimitsuna Watanabe National Institute of Advanced Industrial Science and Technology
Michiaki Unno
Michiaki Unno Tohoku University
Kohzoh Imai
Kohzoh Imai University of Tokyo
Kunihiro Kuwajima
Kunihiro Kuwajima Tokyo University of Science
Seiki Matsuno
Seiki Matsuno Tohoku University

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Best Scientists Citing Izumi Kumagai

Kouhei Tsumoto

Kouhei Tsumoto

University of Tokyo

Publications: 55

Teruyuki Nagamune

Teruyuki Nagamune

University of Tokyo

Publications: 35

Katsumi Maenaka

Katsumi Maenaka

Hokkaido University

Publications: 34

Kunihiro Kuwajima

Kunihiro Kuwajima

Tokyo University of Science

Publications: 29

Nathalie Rouas-Freiss

Nathalie Rouas-Freiss

French Alternative Energies and Atomic Energy Commission (CEA)

Publications: 28

Joel LeMaoult

Joel LeMaoult

Université Paris Cité

Publications: 28

Edgardo D. Carosella

Edgardo D. Carosella

Université Paris Cité

Publications: 25

Tomokazu Matsue

Tomokazu Matsue

Tohoku University

Publications: 24

Mitsuo Satoh

Mitsuo Satoh

Kyowa Kirin (Japan)

Publications: 22

John R. Desjarlais

John R. Desjarlais

Pennsylvania State University

Publications: 22

Hitoshi Shiku

Hitoshi Shiku

Tohoku University

Publications: 21

Joseph C. Glorioso

Joseph C. Glorioso

University of Pittsburgh

Publications: 21

Seiichi Taguchi

Seiichi Taguchi

Tokyo University of Agriculture

Publications: 20

Kenya Shitara

Kenya Shitara

Kyowa Kirin (Japan)

Publications: 18

Volker A. Erdmann

Volker A. Erdmann

Freie Universität Berlin

Publications: 18

Koichi Kato

Koichi Kato

National Institutes of Natural Sciences

Publications: 17

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