World's Best Scientists 2026 revealed!
Soichi Maruyama

Soichi Maruyama

Award Badge
Animal Science and Veterinary
Japan
2025

D-Index & Metrics

Animal Science and Veterinary

D-Index
35
Citations
4837
World Ranking
1727
National Ranking
14

Soichi Maruyama publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Soichi Maruyama sits on this spectrum.

29–33 publications: 1 scientists 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29 publications 442+

This scientist: 150 publications — 56th percentile

56% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

Soichi Maruyama D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Soichi Maruyama sits on this spectrum.

20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 35 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

Research.com Recognitions

  • 2025 - Research.com Animal Science and Veterinary in Japan Leader Award

Overview

Soichi Maruyama is affiliated with Nihon University in Japan and focuses on research within the fields of Medicine and Immunology and Microbiology. Their work encompasses a variety of subfields, with publications largely concentrated in Parasitology, Infectious Diseases, Pulmonary and Respiratory Medicine, Virology, and Genetics.

Their research topics cover:

  • Bartonella species infections research
  • Viral infections and vectors
  • Vector-borne infectious diseases
  • Rabies epidemiology and control
  • Streptococcal infections and treatments
  • Interstitial lung diseases and idiopathic pulmonary fibrosis
  • Salmonella and Campylobacter epidemiology

Notable recent papers by Maruyama include:

  • "Genetics of randomly bred cats support the cradle of cat domestication being in the Near East," 2022, published in Heredity
  • "Lipoptena fortisetosa as a vector of Bartonella bacteria in Japanese sika deer (Cervus nippon)," 2021, published in Parasites & Vectors
  • "Detection and phylogenetic analysis of Bartonella species from bat flies on eastern bent-wing bats (Miniopterus fuliginosus) in Japan," 2020, published in Comparative Immunology Microbiology and Infectious Diseases
  • "Prevalence and Genetic Diversity of Bartonella Spp. in Northern Bats (Eptesicus nilssonii) and Their Blood-Sucking Ectoparasites in Hokkaido, Japan," 2022, published in Microbial Ecology
  • "Isolation and genetic properties of Bartonella in eastern bent-wing bats (Miniopterus fuliginosus) in Japan," 2020, published in Infection Genetics and Evolution

The venues where Maruyama frequently publishes are:

  • Comparative Immunology Microbiology and Infectious Diseases
  • Respirology
  • Heredity
  • Parasites & Vectors
  • Microbial Ecology

Frequent collaborators include:

  • Shingo Sato
  • Hidenori Kabeya
  • Kei Nabeshima
  • Kazuo Suzuki
  • R. Jory Brinkerhoff

Best Publications

  • Bartonella Spp. in Pets and Effect on Human Health

    Bruno B Chomel;Henri Jean Boulouis;Soichi Maruyama;Edward B. Breitschwerdt

  • Bartonella tamiae sp. nov., a Newly Recognized Pathogen Isolated from Three Human Patients from Thailand

    Michael Kosoy;Christina Morway;Kelly W. Sheff;Ying Bai

  • Prevalence of Arcobacter species in retail meats and antimicrobial susceptibility of the isolates in japan

    Hidenori Kabeya;Soichi Maruyama;Yukio Morita;Tomoko Ohsuga

  • Seroprevalence of Bartonella henselae, Toxoplasma gondii, FIV and FeLV Infections in Domestic Cats in Japan

    Soichi Maruyama;Hidenori Kabeya;Ruriko Nakao;Shigeo Tanaka

  • Parallel Evolution of a Type IV Secretion System in Radiating Lineages of the Host-Restricted Bacterial Pathogen Bartonella

    Philipp Engel;Walter Salzburger;Marius Liesch;Chao-Chin Chang

  • Seroprevalence of Toxoplasma gondii infection in domestic goats in Satun Province, Thailand.

    Sathaporn Jittapalapong;Arkom Sangvaranond;Nongnuch Pinyopanuwat;Wissanuwat Chimnoi

  • Detection of Hepatozoon canis in Stray Dogs and Cats in Bangkok, Thailand

    Sathaporn Jittapalapong;Opart Rungphisutthipongse;Soichi Maruyama;John J. Schaefer

  • Adhesive Surface Proteins of Erysipelothrix rhusiopathiae Bind to Polystyrene, Fibronectin, and Type I and IV Collagens

    Yoshihiro Shimoji;Yohsuke Ogawa;Makoto Osaki;Hidenori Kabeya

  • Distribution of Arcobacter species among livestock in Japan.

    Hidenori Kabeya;Soichi Maruyama;Yukio Morita;Masatoshi Kubo

  • Prevalence and Genetic Diversity of Bartonella Species Isolated from Wild Rodents in Japan

    Kai Inoue;Soichi Maruyama;Hidenori Kabeya;Naoyuki Yamada

  • Seroprevalence of Toxoplasma gondii antibodies in stray cats and dogs in the Bangkok metropolitan area, Thailand

    Sathaporn Jittapalapong;Burin Nimsupan;Nongnuch Pinyopanuwat;Wissanuwat Chimnoi

  • Prevalence of Bartonella henselae, Bartonella clarridgeiae and the 16S rRNA gene types of Bartonella henselae among pet cats in Japan.

    Soichi Maruyama;Yosuke Nakamura;Hidenori Kabeya;Shigeo Tanaka

  • Isolation and phylogenetic analysis of arcobacter spp. in ground chicken meat and environmental water in Japan and Thailand.

    Yukio Morita;Soichi Maruyama;Hidenori Kabeya;Sumalee Boonmar

  • Prevalence of Bartonella species and 16s rRNA gene types of Bartonella henselae from domestic cats in Thailand.

    Soichi Maruyama;Takeo Sakai;Yukio Morita;Shigeo Tanaka

  • Exotic Small Mammals as Potential Reservoirs of Zoonotic Bartonella spp.

    Kai Inoue;Soichi Maruyama;Hidenori Kabeya;Keiko Hagiya

  • Detection of Bartonella tamiae DNA in ectoparasites from rodents in Thailand and their sequence similarity with bacterial cultures from Thai patients.

    Hidenori Kabeya;James M. Colborn;Ying Bai;Kriangkrai Lerdthusnee

  • Seroprevalence of Bartonella henselae and Toxoplasma gondii infections among pet cats in Kanagawa and Saitama Prefectures

    Soichi Maruyama;Shinya Hiraga;Eiji Yokoyama;Masayuki Naoi

  • Global distribution of Bartonella infections in domestic bovine and characterization of Bartonella bovis strains using multi-locus sequence typing.

    Ying Bai;Lile Malania;Danilo Alvarez Castillo;David Moran

  • Multispacer Typing To Study the Genotypic Distribution of Bartonella henselae Populations

    Wenjun Li;Bruno B Chomel;Soichi Maruyama;Lynn Guptil

  • Seroprevalence of Bartonella henselae and Toxoplasma gondii among healthy individuals in Thailand.

    Soichi Maruyama;Sumalee Boonmar;Yukio Morita;Takeo Sakai

Frequent Co-Authors

Bruno B Chomel
Bruno B Chomel University of California, Davis
Michael Kosoy
Michael Kosoy Centers for Disease Control and Prevention
Sathaporn Jittapalapong
Sathaporn Jittapalapong Kasetsart University
Xuenan Xuan
Xuenan Xuan Obihiro University of Agriculture and Veterinary Medicine
Hisashi Inokuma
Hisashi Inokuma University of Tokyo
Rickie W. Kasten
Rickie W. Kasten University of California, Davis
Hirokazu Kimura
Hirokazu Kimura RMIT University
Tawin Inpankaew
Tawin Inpankaew Kasetsart University
Edward B. Breitschwerdt
Edward B. Breitschwerdt North Carolina State University
Darryn L. Knobel
Darryn L. Knobel Ross University School of Veterinary Medicine

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