World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
84
Citations
34664
World Ranking
14888
National Ranking
1368

Ailsa Hart publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Ailsa Hart sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 526 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Ailsa Hart D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Ailsa Hart sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 84 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Ailsa Hart is affiliated with Imperial College London in the United Kingdom and conducts research primarily in the fields of Medicine as well as Biochemistry, Genetics and Molecular Biology. Their work spans important subfields including Genetics, Surgery, Epidemiology, Infectious Diseases, and Oncology.

The main topics of research covered by Ailsa Hart include:

  • Inflammatory Bowel Disease
  • Microscopic Colitis
  • Anorectal Disease Treatments and Outcomes
  • Diverticular Disease and Complications
  • Eosinophilic Esophagitis
  • Gut microbiota and health
  • SARS-CoV-2 and COVID-19 Research

The scientist has contributed substantially to multiple frequent publication venues, reflecting a focus on gastroenterology and related fields. These venues include:

  • Journal of Crohn s and Colitis
  • Gastroenterology
  • The Lancet. Gastroenterology & hepatology
  • Inflammatory Bowel Diseases
  • Gut

Among recent papers co-authored or authored by Ailsa Hart are:

  • Ulcerative colitis: an update, published in 2021 in Clinical Medicine
  • British Society of Gastroenterology guidance for management of inflammatory bowel disease during the COVID-19 pandemic, published in 2020 in Gut
  • European Crohn's and Colitis Guidelines on Sexuality, Fertility, Pregnancy, and Lactation, published in 2022 in Journal of Crohn s and Colitis
  • A biomarker-stratified comparison of top-down versus accelerated step-up treatment strategies for patients with newly diagnosed Crohn's disease (PROFILE): a multicentre, open-label randomised controlled trial, published in 2024 in The Lancet. Gastroenterology & hepatology
  • Management of Patients With Crohn's Disease and Ulcerative Colitis During the Coronavirus Disease-2019 Pandemic: Results of an International Meeting, published in 2020 in Gastroenterology

Ailsa Hart has collaborated frequently with several researchers in the field. Notable co-authors include:

  • Phil Tozer
  • Nick Powell
  • Nicholas A. Kennedy
  • Shaji Sebastian
  • Charlie W. Lees

Best Publications

  • Host-microbe interactions have shaped the genetic architecture of inflammatory bowel disease

    Luke Jostins;Stephan Ripke;Rinse K Weersma;Richard H Duerr

  • The gut microbiota and host health: a new clinical frontier

    Julian Roberto Marchesi;David H. Adams;Francesca Fava;Gerben D. A. Hermes

  • Association analyses identify 38 susceptibility loci for inflammatory bowel disease and highlight shared genetic risk across populations

    J Z Liu;S van Sommeren;H Huang;S C Ng

  • Third European Evidence-based Consensus on Diagnosis and Management of Ulcerative Colitis. Part 1: Definitions, Diagnosis, Extra-intestinal Manifestations, Pregnancy, Cancer Surveillance, Surgery, and Ileo-anal Pouch Disorders.

    Fernando Magro;Paolo Gionchetti;Rami Eliakim;Sandro Ardizzone

  • Genome-wide association study implicates immune activation of multiple integrin genes in inflammatory bowel disease

    Katrina M de Lange;Loukas Moutsianas;James C Lee;Christopher A Lamb

  • European consensus conference on faecal microbiota transplantation in clinical practice

    Giovanni Cammarota;Gianluca Ianiro;Herbert Tilg;Mirjana Rajilić-Stojanović

  • Mechanisms of action of probiotics: Recent advances

    S C Ng;A L Hart;M A Kamm;A J Stagg

  • Modulation of human dendritic cell phenotype and function by probiotic bacteria

    A. L. Hart;K. M. Lammers;Patrizia Brigidi;Beatrice Vitali

  • Characteristics of intestinal dendritic cells in inflammatory bowel diseases.

    Ailsa L. Hart;Hafid Omar Al-Hassi;Rachael J. Rigby;Sally J. Bell

  • Predictors of anti-TNF treatment failure in anti-TNF-naive patients with active luminal Crohn's disease: a prospective, multicentre, cohort study

    Nicholas A Kennedy;Nicholas A Kennedy;Nicholas A Kennedy;Graham A Heap;Harry D Green;Benjamin Hamilton

  • Tight junctions in inflammatory bowel diseases and inflammatory bowel disease associated colorectal cancer.

    Jonathan Landy;Emma Ronde;Nick English;Sue K Clark

  • International consensus conference on stool banking for faecal microbiota transplantation in clinical practice

    Giovanni Cammarota;Gianluca Ianiro;Colleen R. Kelly;Benjamin H. Mullish

  • Randomised, double-blind, placebo-controlled trial of fructo-oligosaccharides in active Crohn's disease

    Jane L Benjamin;Charlotte R H Hedin;Andreas Koutsoumpas;Siew C Ng;Siew C Ng

  • A global consensus on the classification, diagnosis and multidisciplinary treatment of perianal fistulising Crohn's disease

    Krisztina B Gecse;Krisztina B Gecse;Willem Bemelman;Michael A Kamm;Jaap Stoker

  • The use of faecal microbiota transplant as treatment for recurrent or refractory Clostridium difficile infection and other potential indications: joint British Society of Gastroenterology (BSG) and Healthcare Infection Society (HIS) guidelines

    Benjamin H Mullish;Mohammed Nabil Quraishi;Jonathan P Segal;Victoria L McCune

  • The dendritic cell: its role in intestinal inflammation and relationship with gut bacteria

    A J Stagg;A L Hart;S C Knight;M A Kamm

  • HLA-DQA1*05 Carriage Associated With Development of Anti-Drug Antibodies to Infliximab and Adalimumab in Patients With Crohn's Disease

    Aleksejs Sazonovs;Nicholas A. Kennedy;Nicholas A. Kennedy;Loukas Moutsianas;Graham A. Heap;Graham A. Heap

  • Laparoscopic ileocaecal resection versus infliximab for terminal ileitis in Crohn's disease: a randomised controlled, open-label, multicentre trial

    Cyriel Y Ponsioen;E Joline de Groof;Emma J Eshuis;Tjibbe J Gardenbroek

  • Forty-Year Analysis of Colonoscopic Surveillance Program for Neoplasia in Ulcerative Colitis: An Updated Overview

    Chang-Ho Ryan Choi;Matthew D Rutter;Alan Askari;Gui Han Lee

  • British Society of Gastroenterology guidance for management of inflammatory bowel disease during the COVID-19 pandemic.

    Nicholas A. Kennedy;Gareth Rhys Jones;Gareth Rhys Jones;Christopher A. Lamb;Christopher A. Lamb;Richard Appleby

Frequent Co-Authors

Stella C. Knight
Stella C. Knight Imperial College London
Michael A. Kamm
Michael A. Kamm University of Melbourne
Andrew J. Stagg
Andrew J. Stagg Queen Mary University of London
Siew C. Ng
Siew C. Ng Chinese University of Hong Kong
Trevor A. Graham
Trevor A. Graham Institute of Cancer Research
Miles Parkes
Miles Parkes University of Cambridge
Subrata Ghosh
Subrata Ghosh University College Cork
Silvio Danese
Silvio Danese Vita-Salute San Raffaele University
Laurent Peyrin-Biroulet
Laurent Peyrin-Biroulet University of Lorraine
Tariq Ahmad
Tariq Ahmad Yale University

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