Abbe de Vallejo, PhD

Abbe N. de Vallejo, PhD Associate Professor, Division of Pediatric Rheumatology, Children's Hospital of Pittsburgh of UPMC

Associate Professor with Tenure, University of Pittsburgh
Associate Professor of Pediatrics and Immunology, University of Pittsburgh School of Medicine
Director, Flow Cytometry Core Facility, John G. Rangos Sr. Research Center
Associate Professor, Division of Rheumatology, University of Pittsburgh School of Medicine


Graduate School:
ScM, Pathobiology, University of Stirling, Scotland, UK
PhD, Microbiology and Immunology, University of Mississippi Medical Center, Jackson, Miss.

Postdoctoral School:
Molecular Immunology, Mayo Graduate School of Medicine
Rheumatology, Mayo Graduate School of Medicine
Rochester, Minn.

Research Interests

  • T cell-mediated immunopathways of arthritis and myositis
  • Biology of NK-like T cells
  • Cell senescence
  • Integrative physiology of successful aging
  • Immune-endocrine regulation of lifespan
  • Immune repertoire perturbations in obesity and chronic infection

View Dr. de Vallejo's full list of publications from PubMed.

Biography Summary

Abbe N. de Vallejo PhD is a highly regarded researcher and educator. Before coming to Pittsburgh, he was Assistant Professor of Medicine and Associate Consultant in Rheumatology at the Mayo Clinic College of Medicine. Currently, he is Associate Professor with Tenure at the University of Pittsburgh School of Medicine, holding academic appointments in the Departments of Pediatrics and Immunology. He is member faculty of the McGowan Institute for Regenerative Medicine, and is an affiliated investigator of the Pittsburgh Claude Pepper Older Americans Independence, and the Aging Institute of University of Pittsburgh and UPMC Senior Communities.

Dr. de Vallejo leads a research program on the Biology of Inflammation, with primary interest on juvenile and adult arthritis. He also leads a complementary research program on the Immunobiology of Aging, with primary interest on healthy longevity. He is the author and co-author of numerous articles published in leading scientific journals. He served as associate editor of the Journal of Immunology, a special issue editor of Aging Research Reviews, and editorial board member of Rheumatology Current Research. He is currently on the editorial board of Aging and Disease, and serves on the National Scientific Advisory Council of the American Federation for Aging Research. He is a reviewer for more than 30 scientific journals. He has served (and continue to serve) as member of national and international research study sections of private foundations, and the National Institutes of Health. Dr. de Vallejo is fellow of The Royal Society of Medicine.


  • Immunology
  • Rheumatology Research
  • Aging Biology


  • UPMC Children’s Hospital of Pittsburgh
  • Department of Pediatrics
  • Department of Immunology
  • McGowan Institute for Regenerative Medicine
  • Pittsburgh Claude Pepper Older Americans Independence Center
  • Aging Institute of University Pittsburgh and UPMC Senior Communities


Pediatric Rheumatology
Rangos Research Center (Office: 9118; Lab: 9B4)
UPMC Children’s Hospital of Pittsburgh
4401 Penn Avenue
Pittsburgh PA, 15224