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Joyce Tombran-Tink

D-Index & Metrics

Biology and Biochemistry

D-Index
47
Citations
9483
World Ranking
18644
National Ranking
7625

Joyce Tombran-Tink 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 Joyce Tombran-Tink 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: 127 publications — 15th percentile

15% of scientists in this discipline score the same or lower.

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

Joyce Tombran-Tink 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 Joyce Tombran-Tink 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: 47 D-Index — 6th percentile

6% of scientists in this discipline score the same or lower.

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

Overview

Joyce Tombran-Tink is affiliated with Pennsylvania State University in the United States. Their research primarily focuses on fields related to Medicine and Biochemistry, Genetics and Molecular Biology, with significant contributions to Molecular Biology, Ophthalmology, Radiology, Nuclear Medicine and Imaging, Physiology, and Public Health, Environmental and Occupational Health.

The scientist has an extensive publication record addressing various topics within ocular and retinal research. Key topics covered in their work include:

  • Ocular Surface and Contact Lens
  • Corneal Surgery and Treatments
  • Retinal Diseases and Treatments
  • Glaucoma and Retinal Disorders
  • Mitochondrial Function and Pathology
  • Advanced Glycation End Products research
  • Adipose Tissue and Metabolism

Recent publications by Joyce Tombran-Tink include:

  • PEDF is an endogenous inhibitor of VEGF-R2 angiogenesis signaling in endothelial cells, 2021, Experimental Eye Research
  • PEDF Attenuates Ocular Surface Damage in Diabetic Mice Model Through Its Antioxidant Properties, 2020, Current Eye Research
  • A PEDF peptide mimetic effectively relieves dry eye in a diabetic murine model by restoring corneal nerve, barrier, and lacrimal gland function, 2023, The Ocular Surface
  • Novel Regulators of Retina Neovascularization: A Proteomics Approach, 2021, Journal of Proteome Research
  • Deletion of the Pedf gene leads to inflammation, photoreceptor loss and vascular disturbances in the retina, 2022, Experimental Eye Research

The common publication venues for their work include Experimental Eye Research, International Journal of Molecular Sciences, The Ocular Surface, Journal of Proteome Research, and Current Eye Research.

They have collaborated frequently with the following researchers:

  • Colin J. Barnstable
  • Xiaomin Zhang
  • Xiaorong Li
  • Shaozhen Zhao
  • Mingliang Zhang

Best Publications

  • PEDF: a pigment epithelium-derived factor with potent neuronal differentiative activity.

    Joyce Tombran-Tink;Gerald G. Chader;Lincoln V. Johnson

  • Pigment epithelium-derived factor: neurotrophic activity and identification as a member of the serine protease inhibitor gene family.

    Fintan R. Steele;Gerald J. Chader;Lincoln V. Johnson;Joyce Tombran-Tink

  • PEDF: a multifaceted neurotrophic factor.

    Joyce Tombran-Tink;Colin J. Barnstable

  • Neuronal differentiation of retinoblastoma cells induced by medium conditioned by human RPE cells.

    J Tombran-Tink;L V Johnson

  • Novel mechanism for age-related macular degeneration: an equilibrium shift between the angiogenesis factors VEGF and PEDF.

    Kyoko Ohno-Matsui;Ikuo Morita;Joyce Tombran-Tink;Joyce Tombran-Tink;David Mrazek;David Mrazek

  • EXPRESSION, SECRETION, AND AGE-RELATED DOWNREGULATION OF PIGMENT EPITHELIUM-DERIVED FACTOR, A SERPIN WITH NEUROTROPHIC ACTIVITY

    Joyce Tombran-Tink;Sunil M. Shivaram;Gerald J. Chader;Lincoln V. Johnson

  • Neuroprotective and antiangiogenic actions of PEDF in the eye: molecular targets and therapeutic potential.

    Colin J Barnstable;Joyce Tombran-Tink

  • In vivo protection of photoreceptors from light damage by pigment epithelium-derived factor.

    Wei Cao;Joyce Tombran-Tink;Rajesh Elias;Steven Sezate

  • Organization, evolutionary conservation, expression and unusual Alu density of the human gene for pigment epithelium-derived factor, a unique neurotrophic serpin.

    J. Tombran-Tink;K. Mazuruk;I. R. Rodriguez;D. Chung

  • Pigment epithelium-derived factor protects cultured retinal neurons against hydrogen peroxide-induced cell death.

    W. Cao;J. Tombran-Tink;W. Chen;D. Mrazek

  • Pigment epithelium-derived factor (PEDF) protects motor neurons from chronic glutamate-mediated neurodegeneration.

    Masako M. Bilak;Andrea M. Corse;Stephan R. Bilak;Mohamed Lehar

  • Pigment epithelium-derived factor supports normal development of photoreceptor neurons and opsin expression after retinal pigment epithelium removal

    Monica M. Jablonski;Joyce Tombran-Tink;David A. Mrazek;Alessandro Iannaccone

  • Osteoblasts and osteoclasts express PEDF, VEGF-A isoforms, and VEGF receptors: possible mediators of angiogenesis and matrix remodeling in the bone

    J Tombran-Tink;C.J Barnstable

  • Mitochondrial complex I defect induces ROS release and degeneration in trabecular meshwork cells of POAG patients: protection by antioxidants.

    Yuan He;Kar Wah Leung;Yue Hong Zhang;Shan Duan

  • Expression of pigment epithelium-derived factor in normal adult rat eye and experimental choroidal neovascularization.

    Nahoko Ogata;Mitsumasa Wada;Tsuyoshi Otsuji;Nobuo Jo

  • Vitreous and aqueous concentrations of proangiogenic, antiangiogenic factors and other cytokines in diabetic retinopathy patients with macular edema: Implications for structural differences in macular profiles.

    Jignesh I Patel;Joyce Tombran-Tink;Joyce Tombran-Tink;Phil G Hykin;Zdenek J Gregor

  • Pigment epithelium-derived factor in the vitreous is low in diabetic retinopathy and high in rhegmatogenous retinal detachment.

    Nahoko Ogata;Joyce Tombran-Tink;Joyce Tombran-Tink;Maki Nishikawa;Tetsuya Nishimura

  • Pigment epithelium-derived factor (PEDF) peptide eye drops reduce inflammation, cell death and vascular leakage in diabetic retinopathy in Ins2(Akita) mice.

    Yanling Liu;Lan Franco Leo;Corban McGregor;Anzor Grivitishvili

  • Therapeutic prospects for PEDF: more than a promising angiogenesis inhibitor

    Joyce Tombran-Tink;Colin J. Barnstable

  • Neuroprotection by pigment epithelial-derived factor against glutamate toxicity in developing primary hippocampal neurons

    Mark A. DeCoster;Esteban Schabelman;Joyce Tombran-Tink;Nicolas G. Bazan

Frequent Co-Authors

Colin J. Barnstable
Colin J. Barnstable Penn State Milton S. Hershey Medical Center
Gerald J. Chader
Gerald J. Chader University of Southern California
David A. Mrazek
David A. Mrazek Mayo Clinic
Ricky N. S. Wong
Ricky N. S. Wong Hong Kong Baptist University
Paul G. Layer
Paul G. Layer Technical University of Darmstadt
Erik W. Thompson
Erik W. Thompson Queensland University of Technology
Robert K. Koenekoop
Robert K. Koenekoop McGill University Health Centre
Anand Swaroop
Anand Swaroop National Institutes of Health
Mario Falchi
Mario Falchi King's College London
Yu Huang
Yu Huang University of California, Los Angeles

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