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George K. Michalopoulos

George K. Michalopoulos

University of Pittsburgh
United States

D-Index & Metrics

Biology and Biochemistry

D-Index
109
Citations
43912
World Ranking
1005
National Ranking
611

Medicine

D-Index
109
Citations
43797
World Ranking
5782
National Ranking
3105

George K. Michalopoulos 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 George K. Michalopoulos 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: 457 publications — 93rd percentile

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

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

George K. Michalopoulos 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 George K. Michalopoulos 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: 109 D-Index — 95th percentile

95% of scientists in this discipline score the same or lower.

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

Overview

George K. Michalopoulos is affiliated with the University of Pittsburgh in the United States. Their research spans multiple areas within medicine and biochemistry, genetics, and molecular biology, with a focus on hepatology, molecular biology, surgery, epidemiology, and cell biology.

Their recent notable publications include the following:

  • Liver regeneration: biological and pathological mechanisms and implications, 2020, Nature Reviews Gastroenterology & Hepatology
  • Promotion of cholangiocarcinoma growth by diverse cancer-associated fibroblast subpopulations, 2021, Cancer Cell
  • Role of epidermal growth factor receptor in liver injury and lipid metabolism: Emerging new roles for an old receptor, 2020, Chemico-Biological Interactions
  • Compensatory hepatic adaptation accompanies permanent absence of intrahepatic biliary network due to YAP1 loss in liver progenitors, 2021, Cell Reports

Frequent co-authors in their body of work include:

  • Wendy M. Mars
  • John Stoops
  • Bharat Bhushan
  • Anne Orr
  • William C. Bowen

Publications by George K. Michalopoulos appear regularly in venues such as:

  • American Journal Of Pathology
  • The FASEB Journal
  • Hepatology Communications
  • Hepatology
  • Nature Reviews Gastroenterology & Hepatology

Their main fields of study are medicine and biochemistry, genetics, and molecular biology, with subfields including hepatology, molecular biology, surgery, epidemiology, and cell biology.

The scientist's research topics cover a range of subjects primarily related to liver function and disease. These topics include:

  • Liver physiology and pathology
  • Liver disease diagnosis and treatment
  • Organ transplantation techniques and outcomes
  • Hippo pathway signaling and YAP/TAZ
  • Cholangiocarcinoma and gallbladder cancer studies
  • Cancer-related gene regulation
  • Cancer mechanisms and therapy

Best Publications

  • Liver regeneration: molecular mechanisms of growth control.

    George K. Michalopoulos

  • Primary culture of parenchymal liver cells on collagen membranes. Morphological and biochemical observations.

    G. Michalopoulos;H.C. Pitot

  • Hepatocyte growth factor (HGF) stimulates the tyrosine kinase activity of the receptor encoded by the proto-oncogene c-MET.

    L Naldini;E Vigna;R P Narsimhan;G Gaudino

  • Gene Expression Alterations in Prostate Cancer Predicting Tumor Aggression and Preceding Development of Malignancy

    Yan Ping Yu;Douglas Landsittel;Ling Jing;Joel Nelson

  • Liver Regeneration after Partial Hepatectomy: Critical Analysis of Mechanistic Dilemmas

    George K. Michalopoulos

  • Scatter factor and hepatocyte growth factor are indistinguishable ligands for the MET receptor.

    L. Naldini;K.M. Weidner;E. Vigna;G. Gaudino

  • Population expansion, clonal growth, and specific differentiation patterns in primary cultures of hepatocytes induced by HGF/SF, EGF and TGF alpha in a chemically defined (HGM) medium.

    G. D. Block;J. Locker;W. C. Bowen;B. E. Petersen

  • The Many Faces of Hepatocyte Growth Factor: from Hepatopoiesis to Hematopoiesis

    Reza Zarnegar;George K. Michalopoulos

  • An Autophagy-Enhancing Drug Promotes Degradation of Mutant α1-Antitrypsin Z and Reduces Hepatic Fibrosis

    Tunda Hidvegi;Michael Ewing;Pamela Hale;Christine Dippold

  • Liver regeneration: biological and pathological mechanisms and implications

    George K. Michalopoulos;Bharat Bhushan

  • Gene expression profiles of prostate cancer reveal involvement of multiple molecular pathways in the metastatic process.

    Uma R Chandran;Changqing Ma;Rajiv Dhir;Michelle Bisceglia

  • Purification and biological characterization of human hepatopoietin A, a polypeptide growth factor for hepatocytes.

    Reza Zarnegar;George Michalopoulos

  • Activation of hepatocyte growth factor by the plasminogen activators uPA and tPA.

    W. M. Mars;R. Zarnegar;G. K. Michalopoulos

  • Hepatic oval cells express the hematopoietic stem cell marker Thy-1 in the rat

    Bryon E. Petersen;Julie P. Goff;Joel S. Greenberger;George K. Michalopoulos

  • Hepatostat: Liver regeneration and normal liver tissue maintenance.

    George K. Michalopoulos

  • Cross-talk between epidermal growth factor receptor and c-Met signal pathways in transformed cells.

    Minji Jo;Donna Beer Stolz;James E. Esplen;Kenneth Dorko

  • Conditional Deletion of β-Catenin Reveals Its Role in Liver Growth and Regeneration

    Xinping Tan;Jaideep Behari;Benjamin Cieply;George K. Michalopoulos

  • Hepatocyte growth factor.

    George K. Michalopoulos;Reza Zarnegar

  • Transcriptomic and genomic analysis of human hepatocellular carcinomas and hepatoblastomas

    Jian-Hua Luo;Baoguo Ren;Sergei Keryanov;George C. Tseng

  • Transdifferentiation of rat hepatocytes into biliary cells after bile duct ligation and toxic biliary injury.

    George K. Michalopoulos;Lindsay Barua;William C. Bowen

Frequent Co-Authors

Jian-Hua Luo
Jian-Hua Luo University of Pittsburgh
Donna B. Stolz
Donna B. Stolz University of Pittsburgh
George C. Tseng
George C. Tseng University of Pittsburgh
Satdarshan P. Monga
Satdarshan P. Monga University of Pittsburgh
Stephen C. Strom
Stephen C. Strom Karolinska Institute
Michael A. Nalesnik
Michael A. Nalesnik University of Pittsburgh
Anthony J. Demetris
Anthony J. Demetris University of Pittsburgh
Henry C. Pitot
Henry C. Pitot University of Wisconsin–Madison
Chuanyue Wu
Chuanyue Wu University of Pittsburgh
Tong Wu
Tong Wu Chinese Academy of Sciences

External Links

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Best Scientists Citing George K. Michalopoulos

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FIRC Institute of Molecular Oncology

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Satdarshan P. Monga

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Publications: 99

Youhua Liu

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Publications: 50

Arul M. Chinnaiyan

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Stephen C. Strom

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Karolinska Institute

Publications: 49

Snorri S. Thorgeirsson

Snorri S. Thorgeirsson

National Institutes of Health

Publications: 47

Naomi Kitamura

Naomi Kitamura

Tokyo Institute of Technology

Publications: 46

Donna B. Stolz

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Publications: 42

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Publications: 36

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Publications: 36

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University of Wisconsin–Madison

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