World's Best Scientists 2026 revealed!
Giovanni Biggio

Giovanni Biggio

D-Index & Metrics

Medicine

D-Index
80
Citations
20573
World Ranking
17244
National Ranking
696

Giovanni Biggio 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 Giovanni Biggio 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: 610 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: 492 publications — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Giovanni Biggio 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 Giovanni Biggio 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: 399 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: 80 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

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

Overview

Giovanni Biggio is affiliated with the University of Cagliari in Italy and specializes in neuroscience, psychology, and medicine. Their research encompasses various subfields, including experimental and cognitive psychology, endocrine and autonomic systems, cognitive neuroscience, public health, environmental and occupational health, and pediatrics, perinatology, and child health.

Biggio's primary research topics focus on sleep and related disorders, circadian rhythm and melatonin, sleep and wakefulness research, maternal mental health during pregnancy and postpartum, infant development and preterm care, neuroendocrine regulation and behavior, as well as stress responses and cortisol.

Their recent publications include the following papers:

  • International Expert Opinions and Recommendations on the Use of Melatonin in the Treatment of Insomnia and Circadian Sleep Disturbances in Adult Neuropsychiatric Disorders, 2021, Frontiers in Psychiatry
  • Expert Opinions and Consensus Recommendations for the Evaluation and Management of Insomnia in Clinical Practice: Joint Statements of Five Italian Scientific Societies, 2020, Frontiers in Psychiatry
  • Insomnia, sleep loss, and circadian sleep disturbances in mood disorders: a pathway toward neurodegeneration and neuroprogression? A theoretical review, 2021, CNS Spectrums
  • Melatonin: From Neurobiology to Treatment, 2021, Brain Sciences
  • Current models of insomnia disorder: a theoretical review on the potential role of the orexinergic pathway with implications for insomnia treatment, 2023, Journal of Sleep Research

Frequent coauthors of Biggio include:

  • Laura Palagini
  • Lino Nobili
  • Eugenio Aguglia
  • Claudio Mencacci
  • Antonino Minervino

The scientist's work has appeared regularly in publication venues such as:

  • Frontiers in Psychiatry
  • CNS Spectrums
  • Brain Sciences
  • Journal of Sleep Research
  • Archives of Women's Mental Health

Best Publications

  • Propofol in anesthesia. Mechanism of action, structure-activity relationships, and drug delivery.

    Giuseppe M. Trapani;Cosimo Altomare;Enrico Sanna;Giovanni Biggio

  • ROLE OF BRAIN ALLOPREGNANOLONE IN THE PLASTICITY OF GAMMA -AMINOBUTYRIC ACID TYPE A RECEPTOR IN RAT BRAIN DURING PREGNANCY AND AFTER DELIVERY

    A. Concas;M. C. Mostallino;P. Porcu;P. Follesa

  • Vagus nerve stimulation increases norepinephrine concentration and the gene expression of BDNF and bFGF in the rat brain.

    Paolo Follesa;Francesca Biggio;Giorgio Gorini;Stefania Caria

  • Rapid depletion of serum tryptophan, brain tryptophan, serotonin and 5-hydroxyindoleacetic acid by a tryptophan-free diet.

    Giovanni Biggio;Fabio Fadda;Patrizia Fanni;Alessandro Tagliamonte

  • Free tryptophan in serum controls brain tryptophan level and serotonin synthesis

    Alessandro Tagliamonte;Giovanni Biggio;Lidia Vargiu;Gian Luigi Gessa

  • Social Isolation‐Induced Decreases in Both the Abundance of Neuroactive Steroids and GABAA Receptor Function in Rat Brain

    Mariangela Serra;Maria Giuseppina Pisu;Martino Littera;Giacomo Papi

  • Time-dependent changes in rat brain neuroactive steroid concentrations and GABAA receptor function after acute stress.

    Maria Luisa Barbaccia;Gianna Roscetti;Marco Trabucchi;Maria Cristina Mostallino

  • Effect of the oral administration of tryptophan‐free amino acid mixtures on serum tryptophan, brain tryptophan and serotonin metabolism

    G. L. Gessa;G. Biggio;F. Fadda;G. U. Corsini

  • Stress and neuroactive steroids.

    Maria Luisa Barbaccia;Mariangela Serra;Robert H Purdy;Robert H Purdy;Giovanni Biggio

  • Brain steroidogenesis mediates ethanol modulation of GABAA receptor activity in rat hippocampus.

    Enrico Sanna;Giuseppe Talani;Fabio Busonero;Maria Giuseppina Pisu

  • Developmental and age-related changes in D1-dopamine receptors and dopamine content in the rat striatum.

    O. Giorgi;G. De Montis;M.L. Porceddu;S. Mele

  • Correlation between GABAA receptor density and vagus nerve stimulation in individuals with drug-resistant partial epilepsy

    Francesco Marrosu;Alessandra Serra;Alberto Maleci;Monica Maria Francesca Puligheddu

  • Comparison of the effects of zaleplon, zolpidem, and triazolam at various GABA(A) receptor subtypes.

    Enrico Sanna;Fabio Busonero;Giuseppe Talani;Mario Carta

  • Mechanisms by which diazepam, muscimol, and other drugs change the content of cGMP in cerebellar cortex.

    G. Biggio;B. B. Brodie;E. Costa;A. Guidotti

  • The effects of inhibitors of GABAergic transmission and stress on brain and plasma allopregnanolone concentrations

    M. L. Barbaccia;G. Roscetti;M. Trabucchi;R. H. Purdy

  • Chronic Ethanol Intoxication Induces Differential Effects on GABAA and NMDA Receptor Function in the Rat Brain

    Enrico Sanna;Mariangela Serra;Anna Cossu;Giancarlo Colombo

  • GABAergic and dopaminergic transmission in the rat cerebral cortex: effect of stress, anxiolytic and anxiogenic drugs.

    G Biggio;Alessandra Concas;Maria Giuseppa Corda;Osvaldo Giorgi

  • Synthesis and binding affinity of 2-phenylimidazo[1,2-alpha]pyridine derivatives for both central and peripheral benzodiazepine receptors. A new series of high-affinity and selective ligands for the peripheral type.

    Giuseppe Trapani;Massimo Franco;Laura Ricciardi;Andrea Latrofa

  • Biochemical and electrophysiologic evidence that propofol enhances GABAergic transmission in the rat brain.

    V. A. Peduto;A. Concas;G. Santoro;G. Biggio

  • Stimulation of dopamine synthesis in caudate nucleus by intrastriatal enkephalins and antagonism by naloxone

    G Biggio;Mariano Casu;Maria Giuseppa Corda;C Di Bello

Frequent Co-Authors

Mariangela Serra
Mariangela Serra University of Cagliari
Alessandra Concas
Alessandra Concas University of Cagliari
Gian Luigi Gessa
Gian Luigi Gessa University of Cagliari
Francesco Marrosu
Francesco Marrosu University of Cagliari
Erminio Costa
Erminio Costa National Institutes of Health
Giovanni Martinotti
Giovanni Martinotti University of Chieti-Pescara
Marco Trabucchi
Marco Trabucchi University of Rome Tor Vergata
Monica Puligheddu
Monica Puligheddu University of Cagliari
Angelo Carotti
Angelo Carotti University of Bari Aldo Moro
Mario Amore
Mario Amore University of Genoa

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