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Ana Lleo

D-Index & Metrics

Biology and Biochemistry

D-Index
63
Citations
12305
World Ranking
10363
National Ranking
295

Ana Lleo 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 Ana Lleo 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: 297 publications — 78th percentile

78% of scientists in this discipline score the same or lower.

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

Ana Lleo 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 Ana Lleo 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: 63 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Overview

Ana Lleo is affiliated with Humanitas University in Italy and has contributed extensively to medical research, focusing primarily on hepatology and related fields. Their work spans various subfields including epidemiology, surgery, oncology, and pulmonary and respiratory medicine.

The main areas of scientific interest for this researcher include:

  • Liver Diseases and Immunity
  • Liver Disease Diagnosis and Treatment
  • Cholangiocarcinoma and Gallbladder Cancer Studies
  • Gallbladder and Bile Duct Disorders
  • Pediatric Hepatobiliary Diseases and Treatments
  • Liver Disease and Transplantation
  • Hepatocellular Carcinoma Treatment and Prognosis

Ana Lleo's publication record includes papers in notable scientific journals, with recent contributions including:

  • Genomewide Association Study of Severe Covid-19 with Respiratory Failure, 2020, New England Journal of Medicine
  • Cholangiocarcinoma landscape in Europe: Diagnostic, prognostic and therapeutic insights from the ENSCCA Registry, 2022, Journal of Hepatology
  • Primary biliary cholangitis, 2020, The Lancet
  • An international genome-wide meta-analysis of primary biliary cholangitis: Novel risk loci and candidate drugs, 2021, Journal of Hepatology
  • Macrophage morphology correlates with single-cell diversity and prognosis in colorectal liver metastasis, 2020, The Journal of Experimental Medicine

Their research has been published frequently in several venues, with the most common including:

  • Journal of Hepatology
  • Zenodo (CERN European Organization for Nuclear Research)
  • Digestive and Liver Disease
  • Liver International
  • JHEP Reports

Throughout their career, Ana Lleo has collaborated repeatedly with several co-authors, including:

  • Alessio Aghemo
  • Francesca Colapietro
  • Guido Torzilli
  • Luca Di Tommaso
  • Marco Carbone

Their body of work is classified mainly under the broad field of Medicine, encompassing 531 publications, with a significant focus on Hepatology.

Best Publications

  • Genomewide Association Study of Severe Covid-19 with Respiratory Failure.

    David Ellinghaus;Frauke Degenhardt;Luis Bujanda;Maria Buti

  • Levels of alkaline phosphatase and bilirubin are surrogate end points of outcomes of patients with primary biliary cirrhosis: An international follow-up study

    Willem J. Lammers;Henk R. van Buuren;Gideon M. Hirschfield;Harry L.A. Janssen

  • Genome-wide meta-analyses identify three loci associated with primary biliary cirrhosis

    Xiangdong Liu;Pietro Invernizzi;Yue Lu;Roman Kosoy

  • Development and Validation of a Scoring System to Predict Outcomes of Patients With Primary Biliary Cirrhosis Receiving Ursodeoxycholic Acid Therapy

    Willem J. Lammers;Gideon M. Hirschfield;Christophe Corpechot;Frederik Nevens

  • The X chromosome and immune associated genes

    Ilaria Bianchi;Ana Lleo;M. Eric Gershwin;Pietro Invernizzi

  • International genome-wide meta-analysis identifies new primary biliary cirrhosis risk loci and targetable pathogenic pathways

    Heather J. Cordell;Younghun Han;George F. Mells;Yafang Li

  • Definition of human autoimmunity--autoantibodies versus autoimmune disease.

    Ana Lleo;Pietro Invernizzi;Pietro Invernizzi;Bin Gao;Mauro Podda

  • Primary biliary cirrhosis is associated with altered hepatic microRNA expression.

    Kerstien A Padgett;Ruth Y Lan;Patrick C Leung;Ana Lleo

  • Is autoimmunity a matter of sex

    Ana Lleo;Pier Maria Battezzati;Carlo Selmi;Carlo Selmi;M. Eric Gershwin

  • Biliary apotopes and anti-mitochondrial antibodies activate innate immune responses in primary biliary cirrhosis

    Ana Lleo;Christopher Bowlus;Guo Xiang Yang;Pietro Invernizzi

  • Apotopes and the biliary specificity of primary biliary cirrhosis

    Ana Lleo;Ana Lleo;Carlo Selmi;Carlo Selmi;Pietro Invernizzi;Mauro Podda

  • Stratification of hepatocellular carcinoma risk in primary biliary cirrhosis: A multicentre international study

    Palak J. Trivedi;Willem J. Lammers;Henk R. Van Buuren;Albert Parés

  • Immunochip analyses identify a novel risk locus for primary biliary cirrhosis at 13q14, multiple independent associations at four established risk loci and epistasis between 1p31 and 7q32 risk variants

    Brian D. Juran;Gideon M. Hirschfield;Pietro Invernizzi;Elizabeth J. Atkinson

  • Geoepidemiology, gender and autoimmune disease.

    Luca Moroni;Ilaria Bianchi;Ana Lleo

  • Primary biliary cholangitis

    Ana Lleo;Giu Qiang Wang;Merrill Eric Gershwin;Gideon M. Hirschfield

  • Interpreting serological tests in diagnosing autoimmune liver diseases.

    Pietro Invernizzi;Ana Lleo;Mauro Podda

  • Immunoglobulin M levels inversely correlate with CD40 ligand promoter methylation in patients with primary biliary cirrhosis

    Ana Lleo;Jieyue Liao;Jieyue Liao;Pietro Invernizzi;Ming Zhao;Ming Zhao

  • The consequences of apoptosis in autoimmunity.

    Ana Lleo;Carlo Selmi;Carlo Selmi;Pietro Invernizzi;Pietro Invernizzi;Mauro Podda

  • PBC Screen An IgG/IgA dual isotype ELISA detecting multiple mitochondrial and nuclear autoantibodies specific for primary biliary cirrhosis

    Haiying Liu;Gary L. Norman;Zakera Shums;Howard J. Worman

  • The immunological potential of galectin-1 and -3.

    Amy Dhirapong;Ana Lleo;Patrick S Leung;M. Eric Gershwin

Frequent Co-Authors

Pietro Invernizzi
Pietro Invernizzi University of Milano-Bicocca
M. Eric Gershwin
M. Eric Gershwin University of California, Davis
Gideon M. Hirschfield
Gideon M. Hirschfield University Health Network
Carlo Selmi
Carlo Selmi Humanitas University
Keith D. Lindor
Keith D. Lindor Arizona State University
Bettina E. Hansen
Bettina E. Hansen University Health Network
Albert Parés
Albert Parés University of Barcelona
Massimo Colombo
Massimo Colombo Humanitas University
Frederik Nevens
Frederik Nevens KU Leuven
Kris V. Kowdley
Kris V. Kowdley Washington State University

External Links

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Best Scientists Citing Ana Lleo

M. Eric Gershwin

M. Eric Gershwin

University of California, Davis

Publications: 180

Pietro Invernizzi

Pietro Invernizzi

University of Milano-Bicocca

Publications: 87

Gideon M. Hirschfield

Gideon M. Hirschfield

University Health Network

Publications: 85

Carlo Selmi

Carlo Selmi

Humanitas University

Publications: 81

Patrick S.C. Leung

Patrick S.C. Leung

University of California, Davis

Publications: 70

Yehuda Shoenfeld

Yehuda Shoenfeld

Sheba Medical Center

Publications: 58

Keith D. Lindor

Keith D. Lindor

Arizona State University

Publications: 57

Gianfranco Alpini

Gianfranco Alpini

Indiana University

Publications: 56

David Jones

David Jones

Newcastle University

Publications: 54

Dimitrios P. Bogdanos

Dimitrios P. Bogdanos

University Of Thessaly

Publications: 52

Koichi Tsuneyama

Koichi Tsuneyama

University of Tokushima

Publications: 41

Shannon Glaser

Shannon Glaser

Texas A&M University

Publications: 40

Albert Parés

Albert Parés

University of Barcelona

Publications: 40

Tom H. Karlsen

Tom H. Karlsen

Oslo University Hospital

Publications: 37

Bettina E. Hansen

Bettina E. Hansen

University Health Network

Publications: 31

Minoru Nakamura

Minoru Nakamura

Nagasaki University

Publications: 31

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