World's Best Scientists 2026 revealed!
Alexander M. Hirschl

Alexander M. Hirschl

D-Index & Metrics

Microbiology

D-Index
48
Citations
9237
World Ranking
4667
National Ranking
30

Alexander M. Hirschl publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Alexander M. Hirschl sits on this spectrum.

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 149 publications — 26th percentile

26% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

Alexander M. Hirschl D-index placement in Microbiology in 2026

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

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 93 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 48 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Overview

Alexander M. Hirschl is affiliated with the Medical University of Vienna in Austria and has contributed to research primarily within the field of medicine. Their work spans several subfields, including surgery, small animals, pulmonary and respiratory medicine, biochemistry, and clinical biochemistry.

The scientist's research topics encompass a range of areas related to clinical and veterinary sciences. Key topics in their work include:

  • Helicobacter pylori-related gastroenterology studies
  • Veterinary medicine and infectious diseases
  • Gastric cancer management and outcomes
  • Blood transfusion and management
  • Bacterial identification and susceptibility testing
  • Clinical laboratory practices and quality control

Alexander M. Hirschl has published papers in several recognized venues. The frequent publication venues include:

  • Clinical Infectious Diseases
  • BMC Health Services Research

Among recent publications are two papers from 2020. One paper, titled Apparent Intracellular Helicobacter pylori Detected by Immunohistochemistry: The Missing Link in Eradication Failure, appeared in Clinical Infectious Diseases. Another paper, Education of medical personnel optimizes filling volume of blood culture bottles without negatively affecting microbiology testing, was published in BMC Health Services Research.

Collaborative work includes several frequent co-authors who have contributed to their studies. These co-authors are:

  • Andrea Beer
  • Helmut Hudler
  • Maria Häder
  • Michael Kundi
  • Susanne Hudler

Best Publications

  • Helicobacter pylori resistance to antibiotics in Europe and its relationship to antibiotic consumption

    Francis Megraud;Samuel Coenen;Ann Versporten;Manfred Kist

  • Effect of ranitidine and amoxicillin plus metronidazole on the eradication of Helicobacter pylori and the recurrence of duodenal ulcer

    Enno Hentschel;Gerald Brandstatter;Brigitte Dragosics;Alexander M. Hirschl

  • Comparison of vancomycin, teicoplanin, metronidazole, and fusidic acid for the treatment of Clostridium difficile-associated diarrhea.

    C. Wenisch;B. Parschalk;M. Hasenhündl;A. M. Hirschl

  • Diagnosis of Helicobacter pylori infection with a new non-in vasive antigen-based assay

    Dino Vaira;Peter Malfertheiner;Francis Megraud;Anthony Tr Axon

  • Detection of Helicobacter pylori in Stool Specimens by PCR and Antigen Enzyme Immunoassay

    Athanasios Makristathis;Eva Pasching;Kurt Schütze;Margit Wimmer

  • Novel Real-Time PCR Assay for Detection of Helicobacter pylori Infection and Simultaneous Clarithromycin Susceptibility Testing of Stool and Biopsy Specimens

    Claudia Schabereiter-Gurtner;Alexander M. Hirschl;Brigitte Dragosics;Peter Hufnagl

  • Development of novel real-time PCR assays for detection and differentiation of eleven medically important Aspergillus and Candida species in clinical specimens

    Claudia Schabereiter-Gurtner;Brigitte Selitsch;Manfred L. Rotter;Alexander M. Hirschl

  • Two Enzyme Immunoassays and PCR for Detection of Helicobacter pylori in Stool Specimens from Pediatric Patients before and after Eradication Therapy

    Athanasios Makristathis;Wolfgang Barousch;Eva Pasching;Christa Binder

  • Impact of bacteria in dairy products and of the intestinal microflora on the genotoxic and carcinogenic effects of heterocyclic aromatic amines.

    Siegfried Knasmüller;Hans Steinkellner;Alexander M Hirschl;Sylvie Rabot

  • Sonication cultures of explanted components as an add-on test to routinely conducted microbiological diagnostics improve pathogen detection

    Johannes Holinka;Leonhard Bauer;Alexander M. Hirschl;Wolfgang Graninger

  • Isolation of cDNA clones coding for IgE autoantigens with serum IgE from atopic dermatitis patients

    Susanne Natter;Susanne Seiberler;Peter Hufnagl;Bernd R. Binder

  • Multicenter Comparison Trial of DNA Extraction Methods and PCR Assays for Detection of Chlamydia pneumoniae in Endarterectomy Specimens

    Petra Apfalter;Francesco Blasi;Jens Boman;Charlotte A. Gaydos

  • 16S rDNA-based identification of bacteria from conjunctival swabs by PCR and DGGE fingerprinting.

    Claudia Schabereiter-Gurtner;Saskia Maca;Sabine Rölleke;Karl Nigl

  • Comparison of a New Quantitative ompA-Based Real-Time PCR TaqMan Assay for Detection of Chlamydia pneumoniae DNA in Respiratory Specimens with Four Conventional PCR Assays

    Petra Apfalter;Wolfgang Barousch;Marion Nehr;Athanasios Makristathis

  • Methods to detect Helicobacter pylori: from culture to molecular biology.

    Alexander M. Hirschl;Athanasios Makristathis

  • European Lyme borreliosis.

    Gerold Stanek;Michel Pletschette;Heinz Flamm;Alexander M. Hirschl

  • Risk factors for development of spontaneous bacterial peritonitis and subsequent mortality in cirrhotic patients with ascites.

    Philipp Schwabl;Theresa Bucsics;Kathrin Soucek;Mattias Mandorfer

  • In vitro properties of mixtures of fibrin seal and antibiotics

    H Redl;G Schlag;G Stanek;A Hirschl

  • Detection and Identification of Fungi from Fungus Balls of the Maxillary Sinus by Molecular Techniques

    Birgit Willinger;Alexandra Obradovic;Brigitte Selitsch;Johann Beck-Mannagetta

  • Single and Multiple Strain Colonization in Patients with Helicobacter pylori Associated Gastritis: Detection by Macrorestriction DNA Analysis

    Hirschl Am;Richter M;Makristathis A;Prückl Pm

  • Reliability of nested PCR for detection of Chlamydia pneumoniae DNA in atheromas: results from a multicenter study applying standardized protocols.

    Petra Apfalter;Ojan Assadian;Francesco Blasi;Jens Boman

  • Guidelines for clinical trials in Helicobacter pylori infection

    Anthony Axon;Michel Arthur Deltenre;Sven Eriksson;Roberto Fiocca

Frequent Co-Authors

Wolfgang Graninger
Wolfgang Graninger Medical University of Vienna
Rudolf Valenta
Rudolf Valenta Medical University of Vienna
Francis Mégraud
Francis Mégraud University of Bordeaux
Peter Malfertheiner
Peter Malfertheiner Otto-von-Guericke University Magdeburg
Youri Glupczynski
Youri Glupczynski Université Catholique de Louvain
Thomas Werfel
Thomas Werfel Hannover Medical School
Susanne Vrtala
Susanne Vrtala Medical University of Vienna
Susanne Spitzauer
Susanne Spitzauer Medical University of Vienna
Josef Thalhamer
Josef Thalhamer University of Salzburg
Stephan Weidinger
Stephan Weidinger Kiel University

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