Who We Are

About the Network

USDRN is a network of investigators designing and conducting clinical research studies in adults and children with USD. The network includes a wide range of experts including adult and pediatric urologists, adult and pediatric nephrologists, pediatricians, emergency department physicians, clinical trialists, nutritionists, behavioral scientists, and radiologists.

The network includes a scientific data research center (Duke Clinical Research Institute) and six clinical sites that conduct the clinical trials:

  • University of Washington
  • Washington University St. Louis
  • University of Pennsylvania/Children's Hospital of Philadelphia
  • University of Texas Southwestern
  • Cleveland Clinic
  • Mayo Clinic

The coordinating center and clinical sites work together in planning, executing, and analyzing the results from USDRN studies. Review their research publications.

Meet the USDRN Investigators

Funded by the National Institutes of Health (NIH) and the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), the network comprises a wide range of experts including adult and pediatric urologists, adult and pediatric nephrologists (kidney specialists), pediatricians, emergency department physicians, clinical trialists, nutritionists, behavioral scientists, and radiologists.

Click on the photos below to learn more about each investigator.

University of Washington

Dr. Hunter Wessells

Dr. Jonathan D. Harper
Dr. Jonathan Harper

Dr. Alana C. Desai
Dr. Alana C. Desai

Washington University in St. Louis

Dr. H. Henry Lai
Dr. H. Henry Lai

University of Pennsylvania/
Children's Hospital of Philadelphia

Dr. Peter P. Reese link
Dr. Peter P. Reese

Dr. Gregory Tasian link
Dr. Gregory Tasian

University of Texas Southwestern

Dr. Naim Maalouf link
Dr. Naim Maalouf

Duke Clinical Research Institute

link to profile of Dr. Hussein Al-Khalidi
Dr. Hussein Al-Khalidi

Dr. Charles Scales

Cleveland Clinic

Dr. Sri Sivalingham

Mayo Clinic

Dr. John C. Lieske