World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
101
Citations
36046
World Ranking
1447
National Ranking
823

Medicine

D-Index
108
Citations
42366
World Ranking
6009
National Ranking
3215

José-Alain Sahel 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 José-Alain Sahel 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: 860 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

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

José-Alain Sahel 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 José-Alain Sahel 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: 101 D-Index — 93rd percentile

93% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2015 - The Llura Liggett Gund Award, Foundation Fighting Blindness for his work on vision-saving treatments and cures.
  • 2006 - Grand Prix scientifique de la Fondation NRJ, Institut de France
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians

Overview

José-Alain Sahel is affiliated with the University of Pittsburgh in the United States. Their research primarily spans the fields of Medicine and Biochemistry, Genetics and Molecular Biology, with a specific focus on Ophthalmology, Molecular Biology, and Cellular and Molecular Neuroscience. Their work also intersects with Radiology, Nuclear Medicine and Imaging, and Biomedical Engineering.

Their research topics cover a broad range of areas related to vision and retinal science, including:

  • Retinal Development and Disorders
  • Retinal Diseases and Treatments
  • Retinal Imaging and Analysis
  • Glaucoma and retinal disorders
  • Photoreceptor and optogenetics research
  • Retinal and Optic Conditions
  • Neuroscience and Neural Engineering

José-Alain Sahel has contributed to publications in several venues, with frequent contributions to:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Scientific Reports
  • American Journal of Ophthalmology
  • International Journal of Molecular Sciences
  • Translational Vision Science & Technology

Notable recent papers authored or co-authored by Sahel include:

  • "Partial recovery of visual function in a blind patient after optogenetic therapy", 2021, Nature Medicine
  • "Bilateral visual improvement with unilateral gene therapy injection for Leber hereditary optic neuropathy", 2020, Science Translational Medicine
  • "Photovoltaic Restoration of Central Vision in Atrophic Age-Related Macular Degeneration", 2020, Ophthalmology
  • "Early and late stage gene therapy interventions for inherited retinal degenerations", 2021, Progress in Retinal and Eye Research
  • "Increased LCN2 (lipocalin 2) in the RPE decreases autophagy and activates inflammasome-ferroptosis processes in a mouse model of dry AMD", 2022, Autophagy

Their frequent scientific collaborators include Isabelle Audo, Jay Chhablani, Christina Zeitz, Serge Picaud, and Magali Taiel.

José-Alain Sahel's work has been recognized with awards such as The Llura Liggett Gund Award from the Foundation Fighting Blindness in 2015, awarded for work on vision-saving treatments and cures, as well as the Grand Prix scientifique de la Fondation NRJ from the Institut de France in 2006. They are also a member of the Association of American Physicians.

Best Publications

  • A large genome-wide association study of age-related macular degeneration highlights contributions of rare and common variants

    Lars G. Fritsche;Wilmar Igl;Jessica N.Cooke Bailey;Felix Grassmann

  • Seven new loci associated with age-related macular degeneration

    Lars G. Fritsche;Lars G. Fritsche;Wei Chen;Wei Chen;Matthew Schu;Brian L. Yaspan

  • Interim Results from the International Trial of Second Sight's Visual Prosthesis

    Mark S. Humayun;Jessy D. Dorn;Lyndon Da Cruz;Gislin Dagnelie

  • Genetic Reactivation of Cone Photoreceptors Restores Visual Responses in Retinitis Pigmentosa

    Volker Busskamp;Jens Duebel;David Balya;Mathias Fradot;Mathias Fradot;Mathias Fradot

  • Partial recovery of visual function in a blind patient after optogenetic therapy

    José-Alain Sahel;Elise Boulanger-Scemama;Chloé Pagot;Angelo Arleo

  • Identification and characterization of rod-derived cone viability factor.

    Léveillard T;Mohand-Saïd S;Lorentz O;Hicks D

  • The Argus II epiretinal prosthesis system allows letter and word reading and long-term function in patients with profound vision loss

    Lyndon da Cruz;Brian F Coley;Jessy Dorn;Francesco Merlini

  • Five-Year Safety and Performance Results from the Argus II Retinal Prosthesis System Clinical Trial

    Lyndon da Cruz;Jessy D. Dorn;Mark S. Humayun;Gislin Dagnelie

  • Rod-derived cone viability factor promotes cone survival by stimulating aerobic glycolysis.

    Najate Aït-Ali;Najate Aït-Ali;Najate Aït-Ali;Ram Fridlich;Ram Fridlich;Ram Fridlich;Géraldine Millet-Puel;Géraldine Millet-Puel;Géraldine Millet-Puel;Emmanuelle Clérin;Emmanuelle Clérin;Emmanuelle Clérin

  • From confluent human iPS cells to self-forming neural retina and retinal pigmented epithelium

    Sacha Reichman;Angélique Terray;Amélie Slembrouck;Céline Nanteau

  • CCR2+ monocytes infiltrate atrophic lesions in age‐related macular disease and mediate photoreceptor degeneration in experimental subretinal inflammation in Cx3cr1 deficient mice

    Florian Sennlaub;Constance Auvynet;Constance Auvynet;Bertrand Calippe;Sophie Lavalette

  • Effect of autologous platelet concentrate in surgery for idiopathic macular hole: results of a multicenter, double-masked, randomized trial. Platelets in Macular Hole Surgery Group.

    Michel Paques;Claude Chastang;André Mathis;José Sahel

  • Long-Term Results from an Epiretinal Prosthesis to Restore Sight to the Blind

    Allen C. Ho;Mark S. Humayun;Jessy D. Dorn;Lyndon Da Cruz

  • Optogenetic therapy for retinitis pigmentosa.

    V Busskamp;S Picaud;J A Sahel;B Roska

  • TRPM1 Is Mutated in Patients with Autosomal-Recessive Complete Congenital Stationary Night Blindness

    Isabelle Audo;Susanne Kohl;Bart P. Leroy;Francis L. Munier

  • Optimized Allotopic Expression of the Human Mitochondrial ND4 Prevents Blindness in a Rat Model of Mitochondrial Dysfunction

    Sami Ellouze;Sébastien Augustin;Aicha Bouaita;Crystel Bonnet

  • Normal retina releases a diffusible factor stimulating cone survival in the retinal degeneration mouse

    Saddek Mohand-Said;Alain Deudon-Combe;David Hicks;Manuel Simonutti

  • Case-control study of the risk factors for age related macular degeneration

    G Chaine;A Hullo;J Sahel;G Soubrane

  • Clinical Characteristics and Current Therapies for Inherited Retinal Degenerations

    Jose ´ Alain Sahel;Katia Marazova;Isabelle Audo

  • Foveal shape and structure in a normal population.

    Sarah Tick;Florence Rossant;Itebeddine Ghorbel;Alain Gaudric

Frequent Co-Authors

Serge Picaud
Serge Picaud Institut de la Vision
Thierry Léveillard
Thierry Léveillard Institut de la Vision
Florian Sennlaub
Florian Sennlaub Institut de la Vision
Deniz Dalkara
Deniz Dalkara Inserm : Institut national de la santé et de la recherche médicale
Shomi S. Bhattacharya
Shomi S. Bhattacharya University College London
Mathias Fink
Mathias Fink ESPCI Paris
Olivier Poch
Olivier Poch University of Strasbourg
Ryad Benosman
Ryad Benosman University of Pittsburgh
Hélène Dollfus
Hélène Dollfus University of Strasbourg
Eberhart Zrenner
Eberhart Zrenner University of Tübingen

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