World's Best Scientists 2026 revealed!
Nobumichi Kobayashi

Nobumichi Kobayashi

D-Index & Metrics

Biology and Biochemistry

D-Index
56
Citations
10208
World Ranking
14526
National Ranking
1027

Nobumichi Kobayashi 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 Nobumichi Kobayashi 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: 356 publications — 86th percentile

86% of scientists in this discipline score the same or lower.

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

Nobumichi Kobayashi 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 Nobumichi Kobayashi 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: 56 D-Index — 28th percentile

28% of scientists in this discipline score the same or lower.

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

Overview

Nobumichi Kobayashi is affiliated with Sapporo Medical University in Japan. Their research spans multiple fields, primarily focused on Medicine and Biochemistry, Genetics, and Molecular Biology. Within these disciplines, their work concentrates on several subfields including Infectious Diseases, Molecular Biology, Epidemiology, Public Health, Environmental and Occupational Health, and Clinical Biochemistry.

Their research topics cover a range of issues related to bacterial and viral infections, with a particularly strong emphasis on antimicrobial resistance and bacterial infections. Main topics of their work include Antimicrobial Resistance in Staphylococcus, Bacterial biofilms and quorum sensing, Bacterial Identification and Susceptibility Testing, Viral gastroenteritis research and epidemiology, Streptococcal Infections and Treatments, Antibiotic Resistance in Bacteria, and Pneumonia and Respiratory Infections.

Kobayashi has been frequently published in several peer-reviewed journals. The most common publication venues include New Microbes and New Infections, IJID Regions, Pathogens, Antibiotics, and the Journal of Global Antimicrobial Resistance.

They have collaborated extensively with other researchers, with frequent co-authors including Meiji Soe Aung, Noriko Urushibara, Mitsuyo Kawaguchiya, Nobuhide Ohashi, and Shyamal Kumar Paul.

Notable recent papers by Nobumichi Kobayashi include:

  • Prevalence, Genetic Diversity, and Temporary Shifts of Inducible Clindamycin Resistance Staphylococcus aureus Clones in Tehran, Iran: A Molecular-Epidemiological Analysis From 2013 to 2018 (2020) published in Frontiers in Microbiology
  • Antimicrobial Resistance, Virulence Factors, and Genotypes of Enterococcus faecalis and Enterococcus faecium Clinical Isolates in Northern Japan: Identification of optrA in ST480 E. faecalis (2023) published in Antibiotics
  • Detection and Molecular Characterization of Picobirnaviruses (PBVs) in the Mongoose: Identification of a Novel PBV Using an Alternative Genetic Code (2020) published in Viruses
  • Prevalence and Genetic Diversity of Staphylococcal Enterotoxin (-Like) Genes sey, selw, selx, selz, sel26 and sel27 in Community-Acquired Methicillin-Resistant Staphylococcus aureus (2020) published in Toxins
  • High prevalence of antimicrobial resistance in non-vaccine serotypes of non-invasive/colonization isolates of Streptococcus pneumoniae: A cross-sectional study eight years after the licensure of conjugate vaccine in Japan (2020) published in Journal of Infection and Public Health

Best Publications

  • Detection of mecA, femA , and femB genes in clinical strains of staphylococci using polymerase chain reaction

    N. Kobayashi;H. Wu;K. Kojima;K. Taniguchi

  • Whole-genomic analysis of rotavirus strains: current status and future prospects.

    Souvik Ghosh;Nobumichi Kobayashi

  • Changing pattern of human group A rotaviruses: Emergence of G12 as an important pathogen among children in eastern India

    S. Samajdar;V. Varghese;P. Barman;S. Ghosh

  • Distribution of aminoglycoside resistance genes in recent clinical isolates of Enterococcus faecalis, Enterococcus faecium and Enterococcus avium

    N. Kobayashi;Md. Mahbub Alam;Y. Nishimoto;S. Urasawa

  • Evolution and Global Transmission of a Multidrug-Resistant, Community-Associated Methicillin-Resistant Staphylococcus aureus Lineage from the Indian Subcontinent

    Eike J. Steinig;Sebastian Duchene;D. Ashley Robinson;Stefan Monecke;Stefan Monecke

  • Analysis on distribution and genomic diversity of high-level antiseptic resistance genes qacA and qacB in human clinical isolates of Staphylococcus aureus.

    Mohammed Mahbub Alam;Nobumichi Kobayashi;Nobuyuki Uehara;Naoki Watanabe

  • Survey of Human Rotavirus Serotypes in Different Locales in Japan by Enzyme-Linked Immunosorbent Assay with Monoclonal Antibodies

    Shozo Urasawa;Tomoko Urasawa;Koki Taniguchi;Fumiyo Wakasugi

  • Emergence of Novel Human Group A Rotavirus G12 Strains in India

    Soma Das;V. Varghese;S. Chaudhury;P. Barman

  • Determination of minimum inhibitory concentration (MIC) of cloxacillin for selected isolates of methicillin-resistant Staphylococcus aureus (MRSA) with their antibiogram

    MA Islam;MM Alam;ME Choudhury;N Kobayashi

  • Molecular characterization of a human rotavirus reveals porcine characteristics in most of the genes including VP6 and NSP4.

    V. Varghese;S. Das;Ng. B. Singh;K. Kojima

  • Rotavirus Nonstructural Protein 1 Suppresses Virus-Induced Cellular Apoptosis To Facilitate Viral Growth by Activating the Cell Survival Pathways during Early Stages of Infection

    Parikshit Bagchi;Dipanjan Dutta;Shiladitya Chattopadhyay;Anupam Mukherjee

  • Human group B rotavirus infections cause severe diarrhea in children and adults in Bangladesh.

    Takeshi Sanekata;Muzahed Uddin Ahmed;Abdul Kader;Koki Taniguchi

  • Species-specific and interspecies relatedness of NSP1 sequences in human, porcine, bovine, feline, and equine rotavirus strains.

    K. Kojima;K. Taniguchi;N. Kobayashi

  • Genetic characterization of Staphylococcus aureus isolates carrying Panton-Valentine leukocidin genes in Bangladesh.

    Sadia Afroz;Nobumichi Kobayashi;Shigeo Nagashima;M Mahbub Alam

  • Detection of a novel intergenogroup recombinant Norovirus from Kolkata, India.

    Mukti K. Nayak;Ganesh Balasubramanian;Ganesh C. Sahoo;Rittwika Bhattacharya

  • Analysis of human rotavirus strains prevailing in Bangladesh in relation to nationwide floods brought by the 1988 Monsoon

    M U Ahmed;S Urasawa;K Taniguchi;T Urasawa

  • Molecular epidemiologic analysis of group A rotaviruses in adults and children with diarrhea in Wuhan city, China, 2000-2006.

    Y.-H. Wang;N. Kobayashi;D.-J. Zhou;Z.-Q. Yang

  • Molecular characterization of a porcine Group A rotavirus strain with G12 genotype specificity.

    S. Ghosh;V. Varghese;S. Samajdar;S. K. Bhattacharya

  • Epidemiological study of the G serotype distribution of group A rotaviruses in Kenya from 1991 to 1994.

    Shuji Nakata;Zippora Gatheru;Susumu Ukae;Noriaki Adachi

  • Epidemiology, phylogeny, and evolution of emerging enteric Picobirnaviruses of animal origin and their relationship to human strains.

    Yashpal S. Malik;Naveen Kumar;Kuldeep Sharma;Kuldeep Dhama

Frequent Co-Authors

Koki Taniguchi
Koki Taniguchi Fujita Health University
Yashpal Singh Malik
Yashpal Singh Malik Indian Veterinary Research Institute
Krisztián Bányai
Krisztián Bányai University of Pecs
Kuldeep Dhama
Kuldeep Dhama Indian Veterinary Research Institute
Rosa del Campo
Rosa del Campo Instituto de Salud Carlos III
Thandavarayan Ramamurthy
Thandavarayan Ramamurthy National Institute of Cholera and Enteric Diseases
Raj Kumar Singh
Raj Kumar Singh Indian Veterinary Research Institute
Shunzo Chiba
Shunzo Chiba Sapporo Medical University
Anastasia N. Vlasova
Anastasia N. Vlasova The Ohio State University
Sujit K. Bhattacharya
Sujit K. Bhattacharya Indian Council of Medical Research

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