Xavier Llor MD, PhD

Associate Professor of Medicine (Digestive Diseases); Medical Director, Colorectal Cancer Prevention Program; Co-Director, Cancer Genetics and Prevention Program

Departments & Organizations

Office of Student ResearchCancer Center, Yale: Gastrointestinal Cancer Program; Cancer Genetics & GenomicsInternal Medicine: Digestive Diseases

Research Interests

Mismatch Repair Proficient Hereditary Non-Polyposis Colorectal Cancer; MSS-HNPCC: Lynch syndrome; Colorectal Cancer Disparities: Colorectal Cancer in African Americans more...


  • M.D., University of Barcelona, 1986

Selected Publications

  • 6. A. Goel, R. M. Xicola, T-P. Nguyen, B. J. Doyle, C. Cordero, J. Reyes, A. Castells, R. Jover, M. Andreu, C. R. Boland, X. Llor. Aberrant DNA methylation in Hereditary Non-Polyposis Colorectal Cancer without mismatch repair deficiency (MSS HNPCC). Gastroenterology. 2010 May;138(5):1854-62. Epub 2010 Jan 25. PMID: 20102720 PMC2859993
  • 5. P. Garre, V. Briceño, R. M. Xicola, B. J. Doyle, M. de la Hoya, J.Sanz, P. Llovet, P. Pescador, J. Puente, E. Díaz-Rubio, X. Llor*, T. Caldés. Analysis of the oxidative damage repair genes NUDT1, OGG1 and MUTHY in patients from mismatch repair proficient HNPCC families (MSS-HNPCC). (*Corresponding author). Clinical Cancer Res. Apr 1;17(7):1701-12. Epub 2011 Feb 25. PMID: 21355073
  • 4. Bessa X, Alenda C, Paya A, Alvarez C, Iglesias M, Seoane A, Dedeu JM, Abulí A, Ilzarbe L, Navarro G, Pellise M, Balaguer F, Castellvi-Bel S, Llor X, Castells A, Jover R, Andreu M. Validation Microsatellite Path Score in a Population-Based Cohort of Patients With Colorectal Cancer. J. Clinical Oncology. Sep 1;29(25):3374-80. 2011. PMID: 21788563



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