World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
86
Citations
43384
World Ranking
816
National Ranking
78

Overview

Julian R. Marchesi is affiliated with Imperial College London in the United Kingdom. Their research primarily focuses on the interface of medicine and biochemistry, genetics, and molecular biology, with a substantial emphasis on molecular biology, infectious diseases, epidemiology, oncology, and physiology.

The main topics covered in Julian R. Marchesi's work include:

  • Gut microbiota and health
  • Clostridium difficile and Clostridium perfringens research
  • Diet and metabolism studies
  • Microscopic Colitis
  • Reproductive tract infections research
  • Gastrointestinal motility and disorders
  • Liver disease diagnosis and treatment

The scientist has contributed extensively to the academic literature, with key papers published in leading venues. Notable recent publications include:

  • Fecal microbiota transplantation plus anti-PD-1 immunotherapy in advanced melanoma: a phase I trial (2023, Nature Medicine)
  • Faecal microbiota transplantation for recurrent Clostridioides difficile infection: An updated systematic review and meta-analysis (2020, EClinicalMedicine)
  • The vaginal microbiota associates with the regression of untreated cervical intraepithelial neoplasia 2 lesions (2020, Nature Communications)
  • Gut Microbiota Modulation of Efficacy and Toxicity of Cancer Chemotherapy and Immunotherapy (2022, Gastroenterology)
  • Commensal Bacteroidetes protect against Klebsiella pneumoniae colonization and transmission through IL-36 signalling (2020, Nature Microbiology)

Julian R. Marchesi frequently publishes in several scientific journals, including:

  • Gastroenterology
  • Gut Microbes
  • Journal of Crohn's and Colitis
  • Journal of Hepatology
  • Research Square

The scientist has collaborated often with researchers such as Benjamin H. Mullish, James L. Alexander, Jesús Miguéns Blanco, Julie A. K. McDonald, and Nathan Danckert.

Best Publications

  • Gut microbiota composition correlates with diet and health in the elderly

    Marcus J. Claesson;Ian B. Jeffery;Susana Conde;Susan E. Power

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

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

  • Design and Evaluation of Useful Bacterium-Specific PCR Primers That Amplify Genes Coding for Bacterial 16S rRNA

    Julian R. Marchesi;Takuichi Sato;Andrew J. Weightman;Tracey A. Martin

  • Composition, variability, and temporal stability of the intestinal microbiota of the elderly

    Marcus J. Claesson;Siobhán Cusack;Orla O'Sullivan;Rachel Greene-Diniz

  • The composition of the gut microbiota throughout life, with an emphasis on early life.

    Juan Miguel Rodríguez;Kiera Murphy;Catherine Stanton;R. Paul Ross

  • Early life stress alters behavior, immunity, and microbiota in rats: implications for irritable bowel syndrome and psychiatric illnesses.

    Siobhain M. O'Mahony;Julian R. Marchesi;Julian R. Marchesi;Paul Scully;Caroline Codling

  • The vocabulary of microbiome research: a proposal.

    Julian R. Marchesi;Julian R. Marchesi;Jacques Ravel

  • Functional and comparative metagenomic analysis of bile salt hydrolase activity in the human gut microbiome

    Brian V. Jones;Máire Begley;Colin Hill;Cormac G. M. Gahan

  • A bacterial driver-passenger model for colorectal cancer: beyond the usual suspects.

    Harold Tjalsma;Annemarie Boleij;Julian Roberto Marchesi;Bas E. Dutilh

  • Comparative analysis of pyrosequencing and a phylogenetic microarray for exploring microbial community structures in the human distal intestine.

    Marcus J. Claesson;Orla O'Sullivan;Qiong Wang;Janne Nikkilä

  • Design and Evaluation of Useful Bacterium-Specific PCR Primers That Amplify Genes Coding for Bacterial 16S rRNA

    Unknown

  • Gut microbiota modulation of chemotherapy efficacy and toxicity

    James L. Alexander;James L. Alexander;Ian D. Wilson;Julian Teare;Julian Roberto Marchesi

  • Next-generation probiotics: the spectrum from probiotics to live biotherapeutics

    Paul W. O'Toole;Julian Roberto Marchesi;Julian Roberto Marchesi;Colin Hill

  • Diversity of Bifidobacteria within the Infant Gut Microbiota

    Francesca Turroni;Francesca Turroni;Clelia Peano;Daniel A. Pass;Elena Foroni

  • Rapid and Noninvasive Metabonomic Characterization of Inflammatory Bowel Disease

    Julian Roberto Marchesi;Elaine Holmes;Fatima Khan;Sunil Kochhar

  • Towards the Human Colorectal Cancer Microbiome

    Julian R. Marchesi;Bas E. Dutilh;Bas E. Dutilh;Neil Hall;Wilbert H. M. Peters

  • The vaginal microbiome during pregnancy and the postpartum period in a European population

    David A. MacIntyre;Manju Chandiramani;Yun S. Lee;Lindsay Kindinger

  • Gut Microbiota Composition and Activity in Relation to Host Metabolic Phenotype and Disease Risk

    Elaine Holmes;Jia V. Li;Julian Roberto Marchesi;Jeremy K. Nicholson

  • Metabolic surgery profoundly influences gut microbial–host metabolic cross-talk

    J. V. Li;H. Ashrafian;M. Bueter;M. Bueter;J. Kinross

  • Cervical intraepithelial neoplasia disease progression is associated with increased vaginal microbiome diversity

    A. Mitra;A. Mitra;D. A. MacIntyre;Y. S. Lee;A. Smith

  • The vaginal microbiota, human papillomavirus infection and cervical intraepithelial neoplasia: what do we know and where are we going next?

    Anita Mitra;Anita Mitra;David A. MacIntyre;Julian Roberto Marchesi;Julian Roberto Marchesi;Yun S. Lee

  • The vocabulary of microbiome research: a

    Julian R. Marchesi;Jacques Ravel

Frequent Co-Authors

Elaine Holmes
Elaine Holmes Imperial College London
Jeremy K. Nicholson
Jeremy K. Nicholson Murdoch University
Fergus Shanahan
Fergus Shanahan National University of Ireland
Phillip R. Bennett
Phillip R. Bennett Imperial College London
Alan D. W. Dobson
Alan D. W. Dobson University College Cork
Colin Hill
Colin Hill University College Cork
Mark Thursz
Mark Thursz Imperial College London
Andrew J. Weightman
Andrew J. Weightman Cardiff University
Eshwar Mahenthiralingam
Eshwar Mahenthiralingam Cardiff University
Roy D. Sleator
Roy D. Sleator Munster Technological University

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