The research interests of our faculty members span the gamut of surgical subspecialties and research disciplines, including basic and translational research; clinical research, including investigator-initiated and industry-sponsored clinical trials; health services research, including quality and safety studies; and innovation and bioengineering. Listed below are the major areas of interest of our faculty members. For additional details, please see our current Surgical Research Catalog.

Iki Adachi, M.D.

  • Pediatric heart failure
  • Mechanical circulatory support
  • Myocardial recovery in children

Samir S. Awad, M.D., M.P.H.

  • Severe sepsis
  • Multisystem organ dysfunction
  • Outcomes

Swathi Balaji, Ph.D.

  • Mechanical tension
  • Murine models
  • Skin and lung fibrosis
  • Endothelial and endothelial progenitor cells

Omar Barakat, M.D.

  • Neuroendocrine tumors
  • Artificial liver

Neal Barshes, M.D.

  • Diabetic foot ulcers
  • Diabetic limb salvage
  • Infrainguinal bypass

David H. Berger, M.D., M.H.C.M.

  • Quality and patient safety
  • Readmissions after surgery
  • Health care delivery

Elizabeth Bonefas, M.D.

  • Breast cancer

Mary L. Brandt, M.D.

  • Outcomes in pediatric surgical disease
  • Necrotizing enterocolitis
  • Biliary atresia

Edward Buchanan, M.D.

  • Cleft lip and palate
  • Craniosynostosis
  • Craniofacial deformities

Bryan Burt, M.D.

  • Tumor immunology
  • Non-small cell lung cancer
  • Malignant pleural mesothelioma

Stacey Ann Carter, M.D.

  • Surgical Oncology
  • Breast Surgery
  • General Surgery

Philip W. Carrott, M.D.

  • Perioperative care and improvement
  • Clinical nutrition
  • Transplant donor management
  • Gastric ischemic conditioning prior to esophagectomy

Christy Chai, M.D.

  • Quality improvement
  • Psychoneuroimmunology
  • Preoperative optimization of cancer patients

Changyi 'Johnny' Chen, M.D., Ph.D.

  • Endothelial dysfunction and vascular disease
  • PLGA-PEI based nanotechnology
  • Pancreatic cancer

Louisa Chiu, M.D.

  • Benign biliary disease
  • Soft tissue lesions

Eugene Choi, M.D.

  • Metastasis
  • Cell signaling
  • Pancreatic cancer

Jayer Chung, M.D., M.Sc.

  • Diabetic foot
  • Lower extremity revascularization
  • Chronic critical limb ischemia

William E. Cohn, M.D.

  • Ventricular assist devices
  • Surgical instruments and devices

Lorraine D. Cornwell, M.D.

  • Thoracic oncology
  • Video-Assisted Thoracoscopic (VATS) lobectomy

Stuart Corr, Ph.D.

  • Non-invasive radio frequency cancer therapy
  • Nanomedicine
  • Surgical instruments and devices

Joseph S. Coselli, M.D.

  • Aortic valve disease
  • Connective tissue disorders – Marfan Syndrome
  • Thoracic aortic aneurysms and dissections

Ronald Cotton, M.D.

  • Hepatocellular carcinoma (HCC)
  • Genomic differences between Hepatitis B and Hepatitis C

Faculty D-K

Drew Davis, M.D.

  • Patient through-put in the emergency room setting

Xin-Hua Feng, Ph.D.

  • Tumorigenesis and metastasis
  • Stem cells and development
  • Cell signaling and protein modifications

William E. Fisher, M.D.

  • Pancreatic cancer
  • Gene sequencing
  • Clinical trials/outcomes/quality

O. Howard Frazier, M.D.

  • Ventricular assist devices
  • Mechanical circulatory support
  • Artificial heart

Nhu Thao Galvan, M.D., M.P.H.

  • Surgical Technique of Transplantation
  • Additive Bioengineering in Transplantation
  • Hepatobiliary Surgery

Carlos Galvani, M.D.

  • Metabolic and bariatric surgery
  • Surgery of the esophagus
  • Surgical simulation and training

Ravi Kiran Ghanta, M.D.

  • Adult Cardiac Surgery
  • Heart Failure
  • Heart Transplantation
  • Aortic Surgery

Ramyar Gilani, M.D.

  • Vascular surgery and endovascular interventions
  • New paradigms in hemorrhage control
  • Blood vessel prosthesis implantation

Stephanie Gordy, M.D.

  • Surgical Sepsis
  • Critical Care Nutrition
  • Hemostatic Dressings
  • Spinal Cord Trauma and Timing of Tracheostomy
  • Advance Directives in the ICU
  • Post Rib Fracture Disability

John A. Goss, M.D.

  • Liver transplantation
  • Hepatobiliary surgery
  • Cirrhosis
  • Portal hypertension
  • Portosystemic shunts
  • Sugiura procedure
  • Intraoperative RFA

Shawn Groth, M.D.

  • Thoracic Surgery
  • Outcome Assessment (Health Care)
  • Translational Medical Research

Jeffrey Stephen Heinle, M.D.

  • Cerebral and myocardial protection during cardiac surgery
  • Early extubation following congenital heart surgery
  • Congenital heart surgery

Juliet Holder-Haynes, M.D.

  • Adult and adolescent obesity

Larry H. Hollier, M.D.

  • Reconstructive surgery
  • Mandibular fractures
  • Distraction osteogenesis

Cary Hsu, M.D.

  • Cancer biology
  • Cancer immunotherapy
  • Clinical outcomes

Khozema Hussain, M.D.

  • Liver transplantation
  • Hepatitis
  • End-stage liver disease (ESLD)
  • Gastroenterology
  • Hepatocellular carcinoma

Amy Dao Huynh-Tran, D.D.S.

  • Children with developmental differences
  • Pediatric plastic surgery

Atif Iqbal, M.D.

  • Health-science research
  • Outcomes research
  • Colorectal cancer research

Shayan Izaddoost, M.D., Ph.D.

  • Breast reconstruction
  • Fat grafting
  • Cardiac device and wound infections

Prasun Jalal, M.D.

  • Hepatitis
  • Liver transplantation
  • Liver cancer
  • Fatty Liver Disease
  • Gastroenterology

Peter Jindra, Ph.D.

  • Anti-HLA antibodies
  • Hematopoietic stem sell transplantation
  • microRNA in the immune system

Sundeep Keswani, M.D.

  • Fetal Diagnosis and Therapy
  • Wound Healing
  • Regenerative Medicine

Saira A. Khaderi, M.D., M.P.H.

  • Hepatitis
  • Hepatocellular carcinoma
  • Portopulmonary HTN
  • Project ECHO
  • Liver transplant outcomes

Pawel Jan Kolodziejski, M.D.

  • Pulmonary hypertension
  • Proteasomes
  • Nitric oxide

Panagiotis Kougias, M.D.

  • Endovascular treatment abdominal aortic aneurysms
  • Systems re-design and health care delivery optimization
  • Carotid endarterectomy and stenting

David S. Lee, M.D.

  • Advanced Laparoscopy
  • Anti-reflux surgery

Timothy C. Lee, M.D.

  • ECMO
  • Congenital diaphragmatic hernia
  • Gastroschisis

Scott A. Lemaire, M.D.

  • Aortic aneurysm
  • Thoracic aortic surgery
  • Aortic dissection

Brian D. Lepow, D.P.M.

  • Diabetic foot
  • Wound care
  • Foot/ankle surgery
  • Peripheral Vascular Disease
  • Limb salvage and reconstructive surgery

George V. Letsou, M.D.

  • Off-pump coronary artery bypass surgery
  • Coronary artery disease
  • Heart failure

Kaiyi 'Kelly' LI, Ph.D.

  • DNA Repair
  • Mechanisms for cancer formation
  • Personalized cancer treatment

Yulong Liang, Ph.D.

  • Breast cancer
  • Liver cancer
  • DNA damage response
  • Tumorigenesis

Kenneth K Liao, M.D., Ph.D.

  • Valve surgery
  • Heart transplantation
  • Ventricular assist devices

Xia Lin, Ph.D.

  • Cancer
  • Diabetes
  • TGF-beta

Gabriel Loor, M.D., FACC

  • Heart and Lung Transplant
  • Mechanical assist devices
  • Ex-vivo lung perfusion (EVLP)
  • Coronary artery revascularization
  • Arrythmia surgery
  • Thoracic Endovascular Aortic Repair (TEVAR)
  • Percutaneous valve replacement (TAVR)
  • Aortic dissection repair
  • Aortic aneurysm repair

Michele Loor, M.D.

  • Surgical critical care
  • Surgical infections
  • Enterocutaneous fistulas

Monica E. Lopez, M.D.

  • Pediatric surgical clinical outcomes

Jian-Ming Lu, M.D.

  • Nanoparticle drug delivery
  • Cardiovascular disease
  • Pancreatic Cancer
  • Oxidative stress, Free radicals and Antioxidants

Konstantinos Makris, M.D.

  • Benign foregut diseases
  • Endocrine Surgery

Nader Massarweh, M.D., M.P.H.

  • Health services
  • Health policy
  • Surgical quality improvement
  • Cancer outcomes

Megumi Mathison, Ph.D.

  • Cardiovascular disease
  • Cardiac regeneration
  • Cardiac cellular reprogramming

Mark Mazziotti, M.D.

  • Minimally-invasive pectus excavatum repair
  • Advanced minimally-invasive and robotic general pediatric surgery
  • Choledochal cyst laparoscopic excision

Allen L Milewicz, M.D.

  • Skeletal malformations of the chest
  • Hepatobiliary disorders

Joseph L. Mills Sr., M.D.

  • Noninvasive diagnosis
  • Vein graft stenosis
  • Intimal hyperplasia and limb-salvage
  • Diabetes mellitus

Laura Monson, M.D.

  • Clinical outcomes
  • Quality of life
  • Cleft lip and palate

Miguel Montero-Baker, M.D.

  • Critical limb ischemia
  • Endovascular
  • Implantable technology

Bindi Naik-Mathuria, M.D.

  • Pediatric trauma
  • Pediatric oncology
  • Congenital anorectal malformations and gastrointestinal anomalies

Bijan Najafi, Ph.D., MSc.

  • Wearable technology
  • Movement science
  • Digital health

Jed G. Nuchtern, M.D.

  • Neuroblastoma in infants
  • Tumor progression
  • Cancer target discovery

Christine A. O'Mahony, M.D.

  • Liver transplantation
  • Bile duct resections
  • Intraoperative RFA
  • Kidney transplantation
  • Portosystemic shunts
  • Hepatobiliary surgery

Oluyinka O. Olutoye, M.B.Ch.B., Ph.D.

  • Congenital diaphragmatic hernia
  • Necrotizing enterocolitis
  • Fetal neurotoxicity

Shuab Omer, M.D.

  • Coronary revascularization
  • Valvular heart disease
  • Thoracic and thoracoabdominal aorta

Claire F. Ozaki, M.D.

  • Acute Care Surgery
  • General Surgery

Faculty P-Z

Ourania Preventza, M.D.

  • Surgical outcomes
  • Aortic surgery
  • Valvular and thoracic aortic disease

Abbas Rana, M.D.

  • Liver transplantation
  • Bile duct resections
  • Intraoperative RFA
  • Kidney transplantation
  • Portosystemic shunts
  • Hepatobiliary surgery

Edward Reece, M.D.

  • Carpal Tunnel Release
  • Hand surgery
  • Brachial Plexus surgery
  • Complex Reconstruction
  • Aesthetic surgery
  • Lower extremity surgery
  • Breast Reconstruction
  • Facial Plastic surgery
  • Laser Resurfacing
  • Facial Reconstruction

Robert Taylor Ripley, M.D.

  • BH3 profiling
  • Metabolomics
  • Thoracic oncology

Todd K. Rosengart, M.D.

  • Gene therapy
  • Cellular reprogramming
  • Angiogenesis

Sohail Shah, M.D.

  • Pediatric surgery outcomes
  • Patient-centered outcomes
  • Healthcare delivery

Hu-Ying Shen, Ph.D.

  • Vascular biology
  • Vascular disease
  • Diabetes

Eric J. Silberfein, M.D.

  • Natural history of solid organ tumors
  • Therapy of solid organ malignancy
  • Cancer in minority populations

Gagan K. Sood, M.D.

  • Ascites
  • Cirrhosis
  • Hepatitis
  • Hepatocellular carcinoma
  • Non-alcoholic fatty liver disease
  • Portal hypertension
  • Wilson's disease

Robert Ellis Southard, M.D.

  • Trauma
  • Immune function
  • Infection

Risë Stribling, M.D.

  • Abdominal paracentesis
  • Acute and chronic liver disease
  • Cirrhosis
  • Hepatitis
  • Liver transplantation
  • Hepatocellular carcinoma

James W. Suliburk, M.D.

  • Mobile Technology
  • Clinical outcomes
  • Patient safety and quality in underserved populations

Norman L. Sussman, M.D.

  • Acute liver failure
  • Artificial liver support
  • Cirrhosis
  • Hepatitis

Alastair Thompson, M.D.

  • DCIS 
  • Triple Negative Breast Cancer 
  • Clinical translational trials

S. Rob Todd, M.D.

  • Blood product utilization
  • Trauma outcomes

Barbara Wells Trautner, M.D., Ph.D.

  • Urinary tract infections
  • Healthcare-associated infections
  • Antimicrobial stewardship

George Van Buren, II, M.D.

  • Pancreatic cancer
  • Gastrointestinal malignancies
  • Whipple procedure

Sanjeev Vasudevan, M.D.

  • Pediatric surgical oncology
  • Neuroblastoma
  • Pediatric liver cancer
  • p53 regulation, and MYCN tumorigenesis

R. Mario Vera, M.D.

  • Trauma surgery
  • General surgery
  • Acute care surgery
  • Critical care

John M. Vierling, M.D.

  • Acute liver failure
  • Alcoholic and non-alcoholic fatty liver diseases
  • Alpha-1-antitrypsin deficiency
  • Hepatitis
  • Cholangiocarcinoma
  • Cirrhosis
  • Hepatocellular carcinoma
  • Wilson's disease

Adam Vogel, M.D.

  • Pediatric general surgery
  • Pediatric thoracic surgery

David Wesson, M.D.

  • Pediatric trauma
  • Pediatric injury prevention
  • GI disorders

Chad T. Wilson, M.D.

  • Trauma
  • Clinical Outcomes
  • Education
  • Disparities
  • Surgical Global Health

John Wirthlin, D.D.S., M.S.D.

  • Craniofacial development
  • Pre-surgical infant orthopedics
  • Cleft lip and palate orthodontics

Qizhi 'Cathy' Yao, M.D., Ph.D.

  • HIV vaccines
  • Pancreatic cancer pathogenesis
  • Nanoparticle targeted delivery

Houssam Younes, M.D.

  • Peripheral Arterial Disease
  • Carotid artery Disease
  • Venous thromboembolic disease
  • Aortic Aneurysms
  • Varicose veins