World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
96
Citations
27164
World Ranking
9813
National Ranking
5045

Sergio R. Ojeda publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Sergio R. Ojeda sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 360 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Sergio R. Ojeda D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Sergio R. Ojeda sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 96 D-Index — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Sergio R. Ojeda is affiliated with the Oregon National Primate Research Center in the United States. Their research primarily spans the fields of Medicine and Biochemistry, Genetics, and Molecular Biology. Within these broader fields, their subfields of study include Reproductive Medicine, Molecular Biology, Cellular and Molecular Neuroscience, Psychiatry and Mental Health, and Plant Science.

The main topics addressed in Ojeda's work cover a range of biological and medical subjects. These include hypothalamic control of reproductive hormones, ovarian function and disorders, epigenetics and DNA methylation, plant molecular biology research, genomics and chromatin dynamics, migraine and headache studies, and axon guidance and neuronal signaling.

Among their recent scholarly contributions are several papers published between 2020 and 2024. Notable works include:

  • MKRN3 inhibits the reproductive axis through actions in kisspeptin-expressing neurons, 2020, Journal of Clinical Investigation
  • GnRH neurons recruit astrocytes in infancy to facilitate network integration and sexual maturation, 2021, Nature Neuroscience
  • Polycomb represses a gene network controlling puberty via modulation of histone demethylase Kdm6b expression, 2021, Scientific Reports
  • MKRN3 inhibits the reproductive axis through actions in kisspeptin-expressing neurons, 2021, Yearbook of Pediatric Endocrinology
  • Persistence, effectiveness, and tolerability of anti-calcitonin gene-related peptide monoclonal antibodies in patients with chronic migraine, 2024, Headache The Journal of Head and Face Pain

Frequent co-authors in Ojeda's research include Alejandro Lomniczi, Carlos A. Toro, Carlos F. Aylwin, Hollis Wright, and Anna de Dios.

Publications by Ojeda have appeared in a variety of scientific venues, such as Headache The Journal of Head and Face Pain, Journal of Clinical Investigation, Nature Neuroscience, Scientific Reports, and Yearbook of Pediatric Endocrinology.

Best Publications

  • Increased hypothalamic GPR54 signaling: a potential mechanism for initiation of puberty in primates.

    Muhammad Shahab;Claudio Mastronardi;Stephanie B. Seminara;William F. Crowley

  • CHAPTER 38 – Puberty in the Rat

    Sergio R. Ojeda;Michael K. Skinner

  • Preclinical Differences of Intravascular AAV9 Delivery to Neurons and Glia: A Comparative Study of Adult Mice and Nonhuman Primates

    Steven James Gray;Valerie Matagne;Lavanya Bachaboina;Swati Yadav

  • Environmental Factors and Puberty Timing: Expert Panel Research Needs

    Germaine M. Buck Louis;L. Earl Gray;Michele Marcus;Sergio R. Ojeda

  • Recent Advances in the Endocrinology of Puberty

    S. R. Ojeda;W. W. Andrews;J. P. Advis;S. Smith White

  • Minireview: The Neuroendocrine Regulation of Puberty: Is the Time Ripe for a Systems Biology Approach?

    Sergio R. Ojeda;Alejandro Lomniczi;Claudio Mastronardi;Sabine Heger

  • Activation of A-Type γ-Aminobutyric Acid Receptors Excites Gonadotropin-Releasing Hormone Neurons

    R. Anthony DeFazio;Sabine Heger;Sergio R. Ojeda;Suzanne M. Moenter

  • Immature rat ovaries become revascularized rapidly after autotransplantation and show a gonadotropin-dependent increase in angiogenic factor gene expression

    Gregory Dissen;H. E. Lara;W. H. Fahrenbach;M. E. Costa

  • Epigenetic control of female puberty

    Alejandro Lomniczi;Alberto Loche;Alberto Loche;Juan Manuel Castellano;Oline K Ronnekleiv;Oline K Ronnekleiv

  • A role for N-methyl-D-aspartate (NMDA) receptors in the control of LH secretion and initiation of female puberty.

    Henryk F. Urbanski;Sergio R. Ojeda

  • Insulin-like growth factor I: a possible metabolic signal involved in the regulation of female puberty.

    Jill K. Hiney;Sergio R. Ojeda;W. Les Dees

  • Nerve growth factor is required for early follicular development in the mammalian ovary.

    Gregory A. Dissen;Carmen Romero;Anne Newman Hirshfield;Sergio R. Ojeda

  • Activation of Luteinizing Hormone-Releasing Hormone Release Advances the Onset of Female Puberty

    Henryk F. Urbanski;Sergio R. Ojeda

  • Preclinical Safety of RNAi-Mediated HTT Suppression in the Rhesus Macaque as a Potential Therapy for Huntington's Disease

    Jodi L McBride;Jodi L McBride;Mark R Pitzer;Ryan L Boudreau;Brett Dufour

  • Androgens regulate aromatase cytochrome P450 messenger ribonucleic acid in rat brain.

    Salah E. Abdelgadir;John A. Resko;Sergio R. Ojeda;Edwin D. Lephart

  • An Increased Intraovarian Synthesis of Nerve Growth Factor and Its Low Affinity Receptor Is a Principal Component of Steroid-Induced Polycystic Ovary in the Rat

    H. E. Lara;G. A. Dissen;V. Leyton;A. Paredes

  • Transforming growth factor-α gene expression in the hypothalamus is developmentally regulated and linked to sexual maturation

    Ying Jun Ma;Marie-Pierre Junier;Maria E. Costa;Sergio R. Ojeda

  • Involvement of transforming growth factor alpha in the release of luteinizing hormone-releasing hormone from the developing female hypothalamus.

    S R Ojeda;H F Urbanski;M E Costa;D F Hill

  • A role for neurotransmitters in early follicular development: induction of functional follicle-stimulating hormone receptors in newly formed follicles of the rat ovary.

    Artur Mayerhofer;Gregory A. Dissen;Maria E. Costa;Sergio R. Ojeda

  • Expression of neurotrophins and their receptors in the mammalian ovary is developmentally regulated: changes at the time of folliculogenesis

    G A Dissen;A N Hirshfield;S Malamed;S R Ojeda

Frequent Co-Authors

Angel Balmaseda
Angel Balmaseda University of California, Berkeley
Vincent Prevot
Vincent Prevot University of Lille
Eva Harris
Eva Harris University of California, Berkeley
Richard L. Stouffer
Richard L. Stouffer Oregon Health & Science University
Oline K. Rønnekleiv
Oline K. Rønnekleiv Oregon Health & Science University
Jacob Raber
Jacob Raber Oregon Health & Science University
Florian Krammer
Florian Krammer Icahn School of Medicine at Mount Sinai
Gabriel Corfas
Gabriel Corfas University of Michigan–Ann Arbor
Henryk F. Urbanski
Henryk F. Urbanski Oregon National Primate Research Center
Beverly L. Davidson
Beverly L. Davidson Children's Hospital of Philadelphia

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