World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
74
Citations
27369
World Ranking
5476
National Ranking
21

Kristian Berg 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 Kristian Berg 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: 318 publications — 81st percentile

81% of scientists in this discipline score the same or lower.

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

Kristian Berg 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 Kristian Berg 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: 74 D-Index — 72nd percentile

72% of scientists in this discipline score the same or lower.

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

Overview

Kristian Berg is affiliated with Oslo University Hospital in Norway and has contributed extensively to biomedical and clinical research. Their work primarily spans the fields of Medicine, Engineering, and Biochemistry, Genetics and Molecular Biology, reflecting an interdisciplinary approach to scientific inquiry.

The scientist's research focuses on specific subfields including Biomedical Engineering, Pulmonary and Respiratory Medicine, Molecular Biology, Oncology, and Radiology, Nuclear Medicine and Imaging. These areas complement their main topics of study, which center on Photodynamic Therapy Research Studies, Nanoplatforms for cancer theranostics, HER2/EGFR in Cancer Research, Monoclonal and Polyclonal Antibodies Research, Cancer, Hypoxia, and Metabolism, Cancer Research and Treatments, and Nonmelanoma Skin Cancer Studies.

Kristian Berg has published research articles in several scientific venues. Notable frequent publication venues are:

  • Photochemistry and Photobiology
  • Cancers
  • Photodiagnosis and Photodynamic Therapy
  • Cancer Research
  • Nature Communications

Recent scholarly publications include the following papers:

  • Photochemical Internalization for Intracellular Drug Delivery. From Basic Mechanisms to Clinical Research, 2020, Journal of Clinical Medicine
  • Drug-Loaded Lipid-Coated Hybrid Organic-Inorganic "Stealth" Nanoparticles for Cancer Therapy, 2020, Frontiers in Bioengineering and Biotechnology
  • RAB5A expression is a predictive biomarker for trastuzumab emtansine in breast cancer, 2021, Nature Communications
  • Targeted Photodynamic Therapy of Human Head and Neck Squamous Cell Carcinoma with Anti-epidermal Growth Factor Receptor Antibody Cetuximab and Photosensitizer IR700DX in the Mouse Skin-fold Window Chamber Model, 2020, Photochemistry and Photobiology
  • In-Vivo Optical Monitoring of the Efficacy of Epidermal Growth Factor Receptor Targeted Photodynamic Therapy: The Effect of Fluence Rate, 2020, Cancers

Kristian Berg has collaborated regularly with other researchers. Their frequent co-authors include:

  • Anette Weyergang
  • Theodossis A. Theodossiou
  • Henry Hirschberg
  • Olav Engebraaten
  • Lina Nguyen

In addition to research papers, Kristian Berg has contributed to book publications. One noted publication is Prescriptive Stretching, published by Human Kinetics in 2020.

Best Publications

  • Photodynamic therapy of cancer: An update†‡

    Patrizia Agostinis;Kristian Berg;Keith A. Cengel;Thomas H. Foster

  • 5-Aminolevulinic acid-based photodynamic therapy. Clinical research and future challenges.

    Qian Peng;Trond Warloe;Kristian Berg;Johan Moan

  • THE PHOTODEGRADATION OF PORPHYRINS IN CELLS CAN BE USED TO ESTIMATE THE LIFETIME OF SINGLET OXYGEN

    Johan Moan;Kristian Berg

  • 5‐Aminolevulinic Acid‐Based Photodynamic Therapy: Principles and Experimental Research

    Qian Peng;Kristian Berg;Johan Moan;Magne Kongshaug

  • Photochemical internalization: a novel technology for delivery of macromolecules into cytosol.

    Kristian Berg;Pål Kristian Selbo;Lina Prasmickaite;Torunn E. Tjelle

  • Photochemotherapy of cancer: experimental research.

    Johan Moan;Kristian Berg

  • Use of 5-aminolevulinic acid esters to improve photodynamic therapy on cells in culture.

    Jean Michel Gaullier;Kristian Berg;Qian Peng;Helle Anholt

  • Porphyrin-related photosensitizers for cancer imaging and therapeutic applications.

    Kristian Berg;Pal Kristian Selbo;Anette Weyergang;A. Dietze

  • Photochemical internalisation in drug and gene delivery.

    Anders Høgset;Lina Prasmickaite;Pal Kristian Selbo;Marit Hellum

  • Photochemical internalization provides time- and space-controlled endolysosomal escape of therapeutic molecules

    Pål Kristian Selbo;Anette Weyergang;Anders Høgset;Ole Jacob Norum

  • CA : A Cancer Journal for Clinicians

    Patrizia Agostinis;Kristian Berg;Keith A Cengel;Thomas H Foster

  • Assessing autophagy in the context of photodynamic therapy

    John J. Reiners;Patrizia Agostinis;Kristian Berg;Nancy L. Oleinick

  • PHOTOSENSITIZING EFFICIENCIES, TUMOR‐ and CELLULAR UPTAKE OF DIFFERENT PHOTOSENSITIZING DRUGS RELEVANT FOR PHOTODYNAMIC THERAPY OF CANCER

    J. Moan;Q. Peng;J. F. Evensen;K. Berg

  • Apoptosis and necrosis induced with light and 5-aminolaevulinic acid-derived protoporphyrin IX

    B. B. Noodt;K. Berg;T. Stokke;Q. Peng

  • Evaluation of a new photosensitizer, meso‐tetra‐hydroxyphenyl‐chlorin, for use in photodynamic therapy: A comparison of its photobiological properties with those of two other photosensitizers

    Liwei Ma;Johan Emelian Moan;Kristian Berg

  • 5-aminolevulinic acid, but not 5-aminolevulinic acid esters, is transported into adenocarcinoma cells by system BETA transporters.

    Eva Rud;Odrun Gederaas;Odrun Gederaas;Anders Høgset;Kristian Berg

  • Lysosomes and microtubules as targets for photochemotherapy of cancer.

    Kristian Berg;Johan Emelian Moan

  • Lysosomes as photochemical targets

    Kristian Berg;Johan Moan

  • The influence of iron chelators on the accumulation of protoporphyrin IX in 5-aminolaevulinic acid-treated cells.

    K. Berg;H. Anholt;O. Bech;J. Moan

  • Invited Review 5-Aminolevulinic Acid-Based Photodynamic Therapy: Principles and Experimental Research

    Qian Peng;Kristian Berg;Johan Moan;Magne Kongshaug

Frequent Co-Authors

Johan Emelian Moan
Johan Emelian Moan University of Oslo
Kirsten Sandvig
Kirsten Sandvig Oslo University Hospital
Már Másson
Már Másson University of Iceland
Ernst Wagner
Ernst Wagner Ludwig-Maximilians-Universität München
Jahn M. Nesland
Jahn M. Nesland Oslo University Hospital
Jakub Golab
Jakub Golab Medical University of Warsaw
Zhongping Chen
Zhongping Chen University of California, Irvine
Arjun G. Yodh
Arjun G. Yodh University of Pennsylvania
Øystein Fodstad
Øystein Fodstad Oslo University Hospital

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