Department of Surgery

Faculty

Timothy R. Billiar, MD
George Vance Foster Professor and Chair, Department of Surgery
412-647-1749
Interests
mechanisms involved in acute cellular and organ injury in inflammatory states such as shock, trauma, and sepsis
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Division Chiefs

Abhinav Humar, MD
Chief, Division of Abdominal Transplantation Surgery
412-692-4553
Interests
partial liver transplants and hepatic regeneration; kidney, liver and pancreas transplant outcomes; CMV disease in transplantation

Faculty

Hossam A. Abdelsamed, PhD
Research Assistant Professor
412-383-5465
Interests
epigenetic regulation of human memory CD8 T cells in solid organ transplantation and during immune aging
Khodor Abou-Daya, MD
Assistant Professor
412-652-8000
Interests
adaptive and innate immune response in transplantation; leveraging artificial intelligence to advance medical research
Geoff J. Bond, MD
Assistant Professor in Pediatric Surgery
412-692-7280
Interests
pediatric intestinal failure; adult and pediatric transplantation; short bowel syndrome
Camilla Macedo Both, MD
Research Associate Professor of Surgery
412-624-6494
Interests
novel approaches to control viral immunity in solid organ transplant recipients; post-transplant lymphoproliferative disease; innate immunity and cross-reactivity to allo-immunity; phenotype and function of dendritic cells following mTOR inhibition
Geoffrey Camirand, PhD
Assistant Professor of Surgery
412-383-8616
Interests
regulatory CD4+ T cell function within allografts; secondary lymphoid tissues in regulatory CD4+ T cell homeostasis; inflammation and the expansion of regulatory CD4+ T cells in transplantation
Ruy J. Cruz Jr., MD, PhD
Associate Professor of Surgery
Interests
management of intestinal failure; autologous GI reconstruction; liver, intestinal, and multivisceral transplantation
Qiang Du, MD
Research Assistant Professor of Surgery
412-624-6702
Interests
innate immunity; liver research; iNOS/NO; Wnt signaling and cancer
Mohamed B. Ezzelarab, MD
Research Associate Professor of Surgery
412-383-5933
Interests
tolerogenic cell therapy in allo- and xeno-transplantation
Ira J. Fox, MD
Professor of Surgery
412-692-6693
Interests
cell transplantation; clinical research; liver research; xenotransplantation
Armando Ganoza, MD
Assistant Professor of Surgery
412-647-5800
Interests
intestinal failure; pediatric liver transplantation; kidney, pancreas, and intestinal transplantation in adults and children; autologous islet-cell transplantation for children with acute recurrent or chronic pancreatitis
Vikraman Gunabushanam, MD
Assistant Professor
Interests
Christopher B. Hughes, MD, FACS
Associate Professor of Surgery
412-864-2601
Interests
transplantation in the HIV-positive population; clinical outcomes and infectious diseases in liver transplantation; organ donation and allocation policy; organ preservation
Ajai Khanna, MD, PhD, MBA, FACS, FRCS
Professor
412-692-7133
Interests
multivisceral, live donor liver, and pediatric transplantation; intestinal rehabilitation surgery; domino liver transplantation
Beverly Kosmach-Park, DNP, RN, FAAN
Clinical Assistant Professor
Interests
Fadi G. Lakkis, MD
Scientific Director, Starzl Transplantation Institute, UPMC
412-383-5774
Interests
allorecognition in the innate immune system; biology of memory T cells in organ transplantation; characterization of monocyte and T cell subsets in healthy human subjects and renal transplant recipients
George V. Mazariegos, MD
Jamie Lee Curtis Chair in Transplantation Surgery
412-692-6110
Interests
pediatric intestinal failure; hepatocyte transplantation; pediatric liver transplantation; immunosuppression; bio-artificial liver device; sorbent suspension dialysis in advanced hepatic encephalopathy
Diana M. Metes, MD
Professor of Surgery and Immunology
412-648-3291
Interests
immune responses to EBV; memory T cell response and DC immunobiology in solid organ transplantation
Michele Molinari, MD, MSc, FACS
Professor of Surgery
412-647-5800
Interests
decision analysis in transplant, hepatobiliary and pancreatic surgery; impact of obesity in transplant surgery
Adrian E. Morelli, MD, PhD
Professor of Surgery and Immunology
412-624-2193
Interests
function of professional Ag-presenting cells during transplant rejection and transplant tolerance/immune-suppression
Matthew L. Nicotra, PhD
Assistant Professor of Surgery and Immunology
412-648-0177
Interests
allorecognition; genomics; molecular genetics; invertebrate zoology; molecular evolution; comparative immunology; innate immunity; transplantation
Martin Oberbarnscheidt, MD, PhD
Assistant Professor of Surgery
412-648-1491
Interests
innate allorecognition in transplantation; renal dendritic cell network
Colin Powers, M.D.
Assistant Professor of Surgery
Interests
Balathiripurasundari Ramaswami, PhD
Research Instructor
412-648-1427
Interests
transplant immunology; immunological tolerance; viral transplant immunology
David M. Rothstein, MD
Professor of Surgery, Medicine, and Immunology
412-648-7154
Interests
immune tolerance and immunoregulation in allograft and autoimmune settings; regulatory T cells; regulatory and effector B cells
Faruk Sacirbegovic, PhD
Assistant Professor of Surgery
Interests
understanding the complex biological processes behind T cell immune responses to develop novel cell-based disease therapies
Diana A. Shellmer, PhD
Associate Professor of Surgery
412-692-8150
Interests
psychosocial functioning and outcomes in solid organ pediatric transplantation
Rakesh Sindhi, MD
Raizman Haney Chair and Professor of Surgery
412-692-7849
Interests
disease pathway and biomarker discovery for transplant rejection and end-stage disease; clinical outcome analysis
Kyle A. Soltys, MD
Associate Professor of Surgery
412-692-6110
Interests
I/R injury in fatty liver models; preservation injury; PTLD; hepatocyte transplantation; antibody-mediated rejection
Amit D. Tevar, MD, FACS
Professor of Surgery
412-647-5734
Interests
role of B cells in the progression of nonalcoholic steatohepatitis liver disease
Angus W. Thomson, PhD, DSc
Distinguished Professor of Surgery and Immunology
412-624-1116
Interests
roles of dendritic cells and T cells in immune regulation and the promotion of transplant tolerance
Hēth Turnquist, PhD
Associate Professor of Surgery and Immunology
412-624-6695
Interests
cytokine and regulatory cell networks in transplantation
Martin N. Wijkstrom, MD
Associate Professor of Surgery
412-647-5738
Interests
clinical translation of xenotransplantation