World's Best Scientists 2026 revealed!
Leonardo Antonio Sechi

Leonardo Antonio Sechi

D-Index & Metrics

Microbiology

D-Index
70
Citations
14161
World Ranking
1977
National Ranking
49

Leonardo Antonio Sechi 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 Leonardo Antonio Sechi 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: 332 publications — 82nd percentile

82% of scientists in this discipline score the same or lower.

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

Leonardo Antonio Sechi 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 Leonardo Antonio Sechi 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: 70 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Overview

Leonardo Antonio Sechi is affiliated with the University of Sassari in Italy. Their research output encompasses a broad range of topics within medicine, biochemistry, genetics, and molecular biology, marking a significant contribution across these fields.

Their work primarily focuses on several main topics, including:

  • Mycobacterium research and diagnosis
  • Gut microbiota and health
  • Chromosomal and genetic variations
  • Pharmacological effects of natural compounds
  • Bacterial identification and susceptibility testing
  • Clostridium difficile and Clostridium perfringens research
  • Multiple sclerosis research studies

Sechi's research interests integrate multiple subfields of study such as molecular biology, epidemiology, immunology, infectious diseases, and neurology, reflecting a multidisciplinary approach to biomedical sciences.

The scientist has an extensive publication record with notable frequent contributions to several scientific journals, including:

  • Microorganisms (8 publications)
  • International Journal of Molecular Sciences (8 publications)
  • Pathogens (7 publications)
  • Gut Pathogens (5 publications)
  • Journal of Hypertension (5 publications)

Among recent significant papers authored by or involving Sechi are:

  • "Age and Multimorbidity Predict Death Among COVID-19 Patients," 2020, Hypertension
  • "Enterotoxigenic Bacteroides fragilis: A Possible Etiological Candidate for Bacterially-Induced Colorectal Precancerous and Cancerous Lesions," 2020, Frontiers in Cellular and Infection Microbiology
  • "Human Endogenous Retrovirus K (HML-2) in Health and Disease," 2020, Frontiers in Microbiology
  • "Metabolic dysfunction-associated steatotic liver disease and cardiovascular risk: a comprehensive review," 2024, Cardiovascular Diabetology
  • "The Interplay between Mucosal Microbiota Composition and Host Gene-Expression is Linked with Infliximab Response in Inflammatory Bowel Diseases," 2020, Microorganisms

Sechi collaborates frequently with a group of co-authors, including:

  • Elena Rita Simula
  • Seyedesomaye Jasemi
  • Davide Cossu
  • Marta Noli
  • Stefano Ruberto

Their scientific contributions are rooted in medicine with a substantial volume of work (200 publications) centered on related biomedical and clinical themes alongside substantial research activity in the field of biochemistry, genetics, and molecular biology with 75 publications.

Best Publications

  • Antimicrobial activities of Eugenol and Cinnamaldehyde against the human gastric pathogen Helicobacter pylori

    Shaik Mahaboob Ali;Shaik Mahaboob Ali;Aleem A. Khan;Irshad Ahmed;M. Musaddiq

  • Comparison of the incidence of virulence determinants and antibiotic resistance between Enterococcus faecium strains of dairy, animal and clinical origin

    Luisa Mannu;A. Paba;Elisabetta Simona Daga;Roberta Comunian

  • Antibacterial activity of ozonized sunflower oil (Oleozon).

    Leonardo Antonio Sechi;Irene Lezcano;N. Nunez;M. Espim

  • Detection and Isolation of Mycobacterium avium subspecies paratuberculosis from intestinal mucosal biopsies of patients with and without Crohn's disease in Sardinia.

    Leonardo Antonio Sechi;Antonio Mario Scanu;Paola Molicotti;Sara Cannas

  • Incidence of virulence determinants in clinical Enterococcus faecium and Enterococcus faecalis isolates collected in Sardinia (Italy).

    Ilaria Duprè;Stefania Anna Lucia Zanetti;Anna Maria Schito;Giovanni Fadda

  • Prevalence and characterization of Enterococcus spp. isolated from Brazilian foods

    Bruna C. Gomes;Carolina T. Esteves;Izabel C. V. Palazzo;Ana Lúcia C. Darini

  • Within-Subject Variability and Boosting of T-Cell Interferon-γ Responses after Tuberculin Skin Testing

    Richard N. van Zyl-Smit;Madhukar Pai;Kwaku Peprah;Richard Meldau

  • Clinical utility of a commercial LAM-ELISA assay for TB diagnosis in HIV-infected patients using urine and sputum samples

    Keertan Dheda;Keertan Dheda;Virginia Davids;Laura Lenders;Teri Roberts

  • Mycobacterium avium Subspecies paratuberculosis Infection in Cases of Irritable Bowel Syndrome and Comparison with Crohn's Disease and Johne's Disease: Common Neural and Immune Pathogenicities

    Antonio Mario Scanu;Tim J. Bull;Sara Cannas;Jeremy D. Sanderson

  • Novel substituted quinoxaline 1,4-dioxides with in vitro antimycobacterial and anticandida activity

    Antonio Carta;Giuseppe Paglietti;Mohammad E. Rhabar Nikookar;Paolo Antonio Sanna

  • Identification of Mycobacterium avium subsp. paratuberculosis in Biopsy Specimens from Patients with Crohn's Disease Identified by In Situ Hybridization

    Leonardo A. Sechi;Mura Manuela;Tanda Francesco;Lissia Amelia

  • Mycobacterium avium ss. paratuberculosis Zoonosis – The Hundred Year War – Beyond Crohn’s Disease

    Leonardo Antonio Sechi;Coad Thomas Dow

  • Inflammation, Infectious Triggers, and Parkinson's Disease

    Elisa Caggiu;Giannina Arru;Sepideh Hosseini;Magdalena Niegowska

  • Identification and antibiotic susceptibility of coagulase negative staphylococci isolated in corneal/external infections

    Antonio Pinna;Stefania Zanetti;Mario Sotgiu;Leonardo A Sechi

  • In vitro susceptibility of Vibrio spp. isolated from the environment.

    Stefania Anna Lucia Zanetti;Teresa Spanu;Antonella Deriu;Lucio Romano

  • Synthesis, anti-mycobacterial, anti-trichomonas and anti-candida in vitro activities of 2-substituted-6,7-difluoro-3-methylquinoxaline 1,4-dioxides

    Antonio Carta;Mario Loriga;Giuseppe Paglietti;Antonella Mattana

  • Enterotoxigenic Bacteroides fragilis: A Possible Etiological Candidate for Bacterially-Induced Colorectal Precancerous and Cancerous Lesions.

    Samin Zamani;Reza Taslimi;Akram Sarabi;Seyedesomaye Jasemi

  • Rapid Diagnosis of Mycobacterial Infections and Quantitation of Mycobacterium tuberculosis Load by Two Real-Time Calibrated PCR Assays

    Francesco Broccolo;Paolo Scarpellini;Giuseppe Locatelli;Anna Zingale

  • Helicobacter pylori and gastroduodenal pathology: New threats of the old friend

    Niyaz Ahmed;Leonardo Antonio Sechi

  • Linking Chronic Infection and Autoimmune Diseases: Mycobacterium avium Subspecies paratuberculosis, SLC11A1 Polymorphisms and Type-1 Diabetes Mellitus

    Daniela Paccagnini;Lee E. Sieswerda;Valentina Rosu;Speranza Masala

  • Distribution of virulence genes in Aeromonas spp. isolated from Sardinian waters and from patients with diarrhoea

    Leonardo Antonio Sechi;Antonella Deriu;Maria P. Falchi;Guido Fadda

  • Association of Mycobacterium avium subsp. paratuberculosis with Multiple Sclerosis in Sardinian Patients

    Davide Cossu;Eleonora Cocco;Daniela Paccagnini;Speranza Masala

Frequent Co-Authors

Stefania Anna Lucia Zanetti
Stefania Anna Lucia Zanetti University of Sassari
Giovanni Fadda
Giovanni Fadda Catholic University of the Sacred Heart
Seyed E. Hasnain
Seyed E. Hasnain Indian Institute of Technology Delhi
Antonio Daniele Pinna
Antonio Daniele Pinna University of Bologna
Giovanni Delogu
Giovanni Delogu Catholic University of the Sacred Heart
Maurizio Sanguinetti
Maurizio Sanguinetti Catholic University of the Sacred Heart
Maria Gazouli
Maria Gazouli National and Kapodistrian University of Athens
Keertan Dheda
Keertan Dheda University of Cape Town
Giovanna E. Felis
Giovanna E. Felis University of Verona
Alimuddin Zumla
Alimuddin Zumla University College London

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