2026 Luis Bujanda: Medicine Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Medicine	86	14197	13369	201	198	763	25554

Overview

Luis Bujanda is affiliated with the University of the Basque Country in Spain and has a substantial research output primarily focused on medical and biological sciences. Their work is distributed across several key fields including Medicine, with 651 publications, and Biochemistry, Genetics and Molecular Biology, with 202 publications. Within these broad domains, they have contributed to subfields such as Surgery, Oncology, Genetics, Epidemiology, and Molecular Biology.

Their research covers several main topics, including:

Helicobacter pylori-related gastroenterology studies
Inflammatory Bowel Disease
Genetic factors in colorectal cancer
Microscopic Colitis
Cholangiocarcinoma and Gallbladder Cancer Studies
Gastric Cancer Management and Outcomes
Colorectal Cancer Screening and Detection

Bujanda's frequent publication venues reflect their focus on gastroenterology and hepatology, including significant contributions to the journals Gastroenterología y Hepatología (59 publications), Journal of Hepatology (40), and Journal of Crohn's and Colitis (40). Other notable venues include Cancers (17 publications) and Gastroenterology (12 publications).

The scientist has coauthored extensively with several colleagues, with the most frequent coauthors being Javier P. Gisbert (105 joint works), Jesús M. Bañales (76), Alfredo J. Lucendo (75), José María Huguet (69), and Manuel Barreiro-de Acosta (47).

Some recent significant papers include:

"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
"Genome-wide analysis of 53,400 people with irritable bowel syndrome highlights shared genetic pathways with mood and anxiety disorders," 2021, Nature Genetics
"European Registry on Helicobacter pylori management (Hp-EuReg): patterns and trends in first-line empirical eradication prescription and outcomes of 5 years and 21,533 patients," 2020, Gut
"Genetic architecture of the inflammatory bowel diseases across East Asian and European ancestries," 2023, Nature Genetics

Best Publications

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

David Ellinghaus;Frauke Degenhardt;Luis Bujanda;Maria Buti

1793
Citations
Colonoscopy versus Fecal Immunochemical Testing in Colorectal-Cancer Screening

Enrique Quintero;Antoni Castells;Luis Bujanda;Joaquín Cubiella

1095
Citations
Time trends and impact of upper and lower gastrointestinal bleeding and perforation in clinical practice.

Angel Lanas;Luis A García-Rodríguez;Mónica Polo-Tomás;Marta Ponce

672
Citations
Wnt–β-catenin signalling in liver development, health and disease

Maria J Perugorria;Maria J Perugorria;Maria J Perugorria;Paula Olaizola;Ibone Labiano;Aitor Esparza-Baquer

443
Citations
The effects of alcohol consumption upon the gastrointestinal tract.

Luis Bujanda

441
Citations
Effect of antisecretory drugs and nitrates on the risk of ulcer bleeding associated with nonsteroidal anti-inflammatory drugs, antiplatelet agents, and anticoagulants.

Angel Lanas;Luis A García-Rodríguez;Maria T Arroyo;Luis Bujanda

404
Citations
SOX2 promotes dedifferentiation and imparts stem cell-like features to pancreatic cancer cells

M Herreros-Villanueva;J-S Zhang;A Koenig;A Koenig;E V Abel

372
Citations
Serum extracellular vesicles contain protein biomarkers for primary sclerosing cholangitis and cholangiocarcinoma

Ander Arbelaiz;Mikel Azkargorta;Marcin Krawczyk;Alvaro Santos-Laso

264
Citations
Malignant colorectal polyps

Luis Bujanda;Angel Cosme;Ines Gil;Juan I Arenas-Mirave

260
Citations
Mismatch repair status in the prediction of benefit from adjuvant fluorouracil chemotherapy in colorectal cancer

Rodrigo Jover;Pedro Zapater;Antoni Castells;Xavier Llor

258
Citations
Resveratrol inhibits nonalcoholic fatty liver disease in rats

Luis Bujanda;Elizabeth Hijona;Mikel Larzabal;Marta Beraza

257
Citations
Oncogenicity of the Developmental Transcription Factor Sox9

Ander Matheu;Manuel Collado;Clare Wise;Lorea Manterola

252
Citations
Clinical presentation, diagnosis and staging of cholangiocarcinoma.

Alejandro Forner;Gianpaolo Vidili;Marco Rengo;Luis Bujanda

248
Citations
Risk of cancer in cases of suspected lynch syndrome without germline mutation.

María Rodríguez–Soler;Lucía Pérez–Carbonell;Carla Guarinos;Pedro Zapater

245
Citations
Risk of Upper and Lower Gastrointestinal Bleeding in Patients Taking Nonsteroidal Anti-inflammatory Drugs, Antiplatelet Agents, or Anticoagulants

Ángel Lanas;Patricia Carrera-Lasfuentes;Yolanda Arguedas;Santiago García

240
Citations
Up‐regulation of microRNA 506 leads to decreased Cl−/HCO3− anion exchanger 2 expression in biliary epithelium of patients with primary biliary cirrhosis

Jesús M. Banales;Jesús M. Banales;Jesús M. Banales;Elena Sáez;Miriam Úriz;Sarai Sarvide

238
Citations
The efficacy of adjuvant chemotherapy with 5-fluorouracil in colorectal cancer depends on the mismatch repair status.

Rodrigo Jover;Pedro Zapater;Antoni Castells;Xavier Llor;Xavier Llor

231
Citations
5-Fluorouracil Adjuvant Chemotherapy Does Not Increase Survival in Patients With CpG Island Methylator Phenotype Colorectal Cancer

Rodrigo Jover;Thuy–Phuong Nguyen;Lucía Pérez–Carbonell;Pedro Zapater

225
Citations
Comparison between universal molecular screening for Lynch syndrome and revised Bethesda guidelines in a large population-based cohort of patients with colorectal cancer

Lucía Pérez-Carbonell;Clara Ruiz-Ponte;Carla Guarinos;Cristina Alenda

212
Citations
Serum extracellular vesicles contain protein biomarkers for primary sclerosing cholangitis and cholangiocarcinoma

A. Arbelaiz;M. Azkargorta;Á. Santos-Laso;M.J. Perugorria

4
Citations

Frequent Co-Authors

Antoni Castells University of Barcelona

Javier P. Gisbert Autonomous University of Madrid

Angel Lanas University of Zaragoza

Xavier Calvet Autonomous University of Barcelona

Jose J.G. Marin University of Salamanca

Sergi Castellví-Bel Clínic Barcelona

Angel Carracedo University of Santiago de Compostela

Ana Gutiérrez Spanish National Research Council

Mauro D'Amato Ikerbasque

Ajay Goel City Of Hope National Medical Center

External Links

Personal website of Luis Bujanda

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