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Gen Watanabe

D-Index & Metrics

Biology and Biochemistry

D-Index
61
Citations
12489
World Ranking
11413
National Ranking
784

Gen Watanabe 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 Gen Watanabe 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: 556 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

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

Gen Watanabe 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 Gen Watanabe 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: 61 D-Index — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Overview

Gen Watanabe is affiliated with Tokyo University of Agriculture and Technology in Japan. Their research encompasses extensive work in the fields of Medicine and Agricultural and Biological Sciences, with a focus on several subfields including Agronomy and Crop Science, Molecular Biology, Reproductive Medicine, Genetics, and Animal Science and Zoology.

The scientist's primary research topics cover Reproductive Physiology in Livestock, Sperm and Testicular Function, Effects of Environmental Stressors on Livestock, Trace Elements in Health, Circadian Rhythm and Melatonin, Gut Microbiota and Health, and Genetic and Phenotypic Traits in Livestock.

Frequent coauthors collaborating with Gen Watanabe include Haney Samir, Kentaro Nagaoka, Ahmed S. Mandour, Faten Radwan, and Ryou Tanaka.

Gen Watanabe has published multiple papers in notable academic venues. The frequent publication outlets include:

  • Veterinary Research Communications
  • Theriogenology
  • Animals
  • Journal of Veterinary Medical Science
  • Scientific Reports

Selected recent papers authored or coauthored by Gen Watanabe are:

  • Administration of melatonin improves testicular blood flow, circulating hormones, and semen quality in Shiba goats, 2020, Theriogenology
  • Heat-killed Enterococcus fecalis (EC-12) supplement alters the expression of neurotransmitter receptor genes in the prefrontal cortex and alleviates anxiety-like behavior in mice, 2020, Neuroscience Letters
  • Effect of supra-nutritional selenium-enriched probiotics on hematobiochemical, hormonal, and Doppler hemodynamic changes in male goats, 2020, Environmental Science and Pollution Research
  • Advances in applications of color Doppler ultrasonography in the andrological assessment of domestic animals: A review, 2020, Theriogenology
  • Assessment of correlations and concentrations of salivary and plasma steroids, testicular morphometry, and semen quality in different climatic conditions in goats, 2020, Theriogenology

Best Publications

  • Radioimmunoassay for progesterone, testosterone and estradiol-17.BETA. using 125I-iodohistamine radioligands.

    Kazuyoshi Taya;Gen Watanabe;Shuji Sasamoto

  • Radioimmunoassay of inhibin in various mammals

    T. Hamada;G. Watanabe;T. Kokuho;K. Taya

  • In vivo release of luteinizing hormone releasing hormone increases with puberty in the female rhesus monkey.

    G. Watanabe;E. Terasawa

  • Adverse effects of environmental toxicants, octylphenol and bisphenol A, on male reproductive functions in pubertal rats.

    Chandana B. Herath;Wanzhu Jin;Gen Watanabe;Koji Arai

  • Ovarian Dynamics and Their Associations with Peripheral Concentrations of Gonadotropins, Ovarian Steroids, and Inhibin During the Estrous Cycle in Goats

    Mohamed S. Medan;Gen Watanabe;Kazuaki Sasaki;Sayed Sharawy

  • Immunoneutralization of inhibin and estradiol during the follicular phase of the estrous cycle in cows.

    H Kaneko;Y Nakanishi;S Akagi;K Arai

  • Changes in Plasma Concentrations of Immunoreactive Inhibin, Estradiol and FSH Associated with Follicular Waves during the Estrous Cycle of the Cow

    Hiroyuki Kaneko;Hisashi Kishi;Gen Watanabe;Kazuyoshi Taya

  • Changes in Sex Steroids, Gonadotropins, Prolactin, and Inhibin in Pregnant and Nonpregnant Japanese Black Bears (Ursus thibetanus japonicus)

    Miho Sato;Toshio Tsubota;Takeshi Komatsu;Gen Watanabe

  • Effect of passive immunization against inhibin on FSH secretion, folliculogenesis and ovulation rate during the follicular phase of the estrous cycle in mares

    Y Nambo;H Kaneko;S Nagata;M Oikawa

  • Protective effects of nuclear factor erythroid 2-related factor 2 on whole body heat stress-induced oxidative damage in the mouse testis

    Yansen Li;Yi Huang;Yuanguo Piao;Kentaro Nagaoka;Kentaro Nagaoka

  • Dynamics of ovarian inhibin secretion during the oestrous cycle of the rat.

    G. Watanabe;K. Taya;S. Sasamoto

  • Different Effects of Pueraria mirifica, a Herb Containing Phytoestrogens, on LH and FSH Secretion in Gonadectomized Female and Male Rats

    Suchinda Malaivijitnond;Patthama Kiatthaipipat;Wichai Cherdshewasart;Gen Watanabe;Gen Watanabe

  • Re-evaluation of mucin phenotypes of gastric minute well-differentiated-type adenocarcinomas using a series of HGM, MUC5AC, MUC6, M-GGMC, MUC2 and CD10 stains.

    Hidefumi Shiroshita;Hidenobu Watanabe;Yoichi Ajioka;Gen Watanabe

  • Evidence that inhibin is an important factor in the regulation of FSH secretion during the mid-luteal phase in cows.

    H. Kaneko;Y. Nakanishi;K. Taya;H. Kishi

  • Estrogenic and anti-androgenic activity of nitrophenols in diesel exhaust particles (DEP).

    Shinji Taneda;Yoki Mori;Kazuyuki Kamata;Hideyuki Hayashi

  • Diesel exhaust (DE) affects the regulation of testicular function in male Fischer 344 rats.

    Naomi Tsukue;Noriko Toda;Hirokazu Tsubone;Masaru Sagai

  • Ovarian follicular dynamics and concentrations of oestradiol-17 beta, progesterone, luteinizing hormone and follicle stimulating hormone during the periovulatory phase of the oestrous cycle in the cow.

    H Kaneko;T Terada;K Taya;G Watanabe

  • Male reproductive defects caused by puromycin-sensitive aminopeptidase deficiency in mice.

    Tomoharu Osada;Gen Watanabe;Shunzo Kondo;Masashi Toyoda

  • Testicular inhibin in the stallion: cellular source and seasonal changes in its secretion

    Shun-ichi Nagata;Nobuo Tsunoda;Natsuko Nagamine;Yumiko Tanaka

  • Induction of superovulation by immunoneutralization of endogenous inhibin through the increase in the secretion of follicle-stimulating hormone in the cyclic golden hamster

    H Kishi;T Okada;M Otsuka;G Watanabe

Frequent Co-Authors

Nigel P. Groome
Nigel P. Groome Oxford Brookes University
Atsuo Ogura
Atsuo Ogura University of Tsukuba
Yoshiyuki Sakaki
Yoshiyuki Sakaki Toyohashi University of Technology
Kunihiro Tsuchida
Kunihiro Tsuchida Fujita Health University

External Links

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Best Scientists Citing Gen Watanabe

O.J. Ginther

O.J. Ginther

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Publications: 40

Andrea C. Gore

Andrea C. Gore

The University of Texas at Austin

Publications: 26

Janine L. Brown

Janine L. Brown

Smithsonian Conservation Biology Institute

Publications: 23

Mariusz P. Kowalewski

Mariusz P. Kowalewski

University of Zurich

Publications: 20

Liguo Yang

Liguo Yang

Huazhong Agricultural University

Publications: 20

Atsuo Ogura

Atsuo Ogura

University of Tsukuba

Publications: 16

Teresa K. Woodruff

Teresa K. Woodruff

Northwestern University

Publications: 15

Sergio R. Ojeda

Sergio R. Ojeda

Oregon National Primate Research Center

Publications: 12

John P. Giesy

John P. Giesy

University of Saskatchewan

Publications: 10

James J. Ireland

James J. Ireland

Michigan State University

Publications: 10

Naomi Nakagata

Naomi Nakagata

Kumamoto University

Publications: 10

Jorma Toppari

Jorma Toppari

University of Turku

Publications: 10

Milo C. Wiltbank

Milo C. Wiltbank

University of Wisconsin–Madison

Publications: 9

Kate L Loveland

Kate L Loveland

Hudson Institute of Medical Research

Publications: 9

Mohamed M. Abdel-Daim

Mohamed M. Abdel-Daim

Suez Canal University

Publications: 8

Christine Aurich

Christine Aurich

University of Veterinary Medicine Vienna

Publications: 7

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