Clinical Research Unit

Image of CRU Staff

Helping to Build Tomorrow's Standard of Care

The Clinical Research Unit (CRU) is a 20,000 square foot area located in General Hospital 2 Boyd Tower at the University of Iowa Healthcare main campus. The CRU offers the physical space and experienced interdisciplinary support staff to conduct and complete clinical research at the University of Iowa. The CRU supports high quality human subjects research and research processes that are integrated with UI’s clinical and translational research agenda. We also offer our research support to Investigators throughout Iowa.

The CRU, supported by the Carver College of Medicine and Early Phase Trials Unit, assists with numerous Phase I-IV clinical research studies. The CRU offers comprehensive services including Nursing, Laboratory, Pulmonary, and Bionutrition services. Additionally, the CRU provides mobile nursing services to assist clinical research studies conducted on inpatient units or outpatient clinics within the hospital. Investigators are encouraged to utilize the full range of support services offered by the CRU.


Contact Information

Front Desk & Scheduling Questions - 61060                                                                                                                                                 

Nurse's Station - 61061

Lab - 47395

Bionutrition - 48317

Pulmonary Physiology Lab - 49971

CRU Staff

Alejandro Comellas

  • Director, Clinical Research Support
  • Alejandro Comellas, MD
  • Director of the ICTS Clinical Research Unit at the University of Iowa
  • Professor of Medicine
  • Division of Pulmonary, Critical Care and Occupational Medicine, University of Iowa



Jackline Wangui-Verry

Assistant Director, Clinical Research Unit

Jackline Mwangi Wangui, MSN, RN-BC

Email -



Staff Nurses

  • Holly Clubb, BSN, RN, CPN
  • Renee Madden, BSN, RN, CMSRN
  • Wendy Sauter, BS, BSN, RN
  • Missy Dean, BSN, RN, CMSRN
  • Kara Yoder, MSN, RN, RN-BC
  • Charlie Terzano Borovic, BSN, RN
  • Ashley Pieper, BSN, RN, CMSRN
  • Krista Crump, RN, ONC
  • Page Scovel, BSN, RN, CCRC
  • Jane Weber, BSN, RN
  • Marina Reynolds, BSN, RN, OCN

Nursing Assistant

  • Jackie Ortiz, NA

Health Science Students

  • Kesten Anderson

Unit Clerk

  • Katrina Norton, RMA


  • Jesse Espinoza, BS, Research Assistant
  • Rakshya Regmi, MS, Research Assistant


  • Gregory Peak

Pulmonary Physiology Lab

  • Justin Kuhn, BS RRT-ACCS/NPS

Vascular Imaging 

  • Jenny Michelson, Research Specialist


Available Services

The following CRU services are available. Please visit I-CART ( to request and learn more about our services.

Available services:

Available procedures:

  • Acquiring ECGs
  • Anthropometry
  • Body composition analysis
  • Complex medication administration and monitoring
  • Complicated pharmacokinetic sampling
  • Exercise stress testing
  • Insulin clamp studies
  • Oral glucose tolerance tests
  • Patient education
  • Pulmonary function testing
  • Resting energy expenditure
  • Storage, packaging, and shipping of specimens from IATA certified lab
  • Vaccinations
  • Venipuncture: phlebotomy, intravenous catheters, port access
  • Much more...

CRU staff are not confined to this list of procedures and are continually learning and extending their abilities to meet investigators' needs. If you don't see what you need on this list, please contact us to learn how we can help you.



Physical Space Available Equipment
14 outpatient exam rooms Vital signs machine with pulse oximetry
5 consult rooms Alaris infusion pumps
3 procedure rooms Portable ECG machine
Infusion Bay (5 chairs, 2 beds) Electronic wheelchair scale
W218 - Physical Therapy Table Electronic standing scale
  Vein View - near-infrared vein visualization system
Additional Support Space -80 freezers
Biospecimen Processing Laboratory Variable speed and temperature centrifuges
Bionutrition Bod Pod
Body Composition Lab Pulmonary Function system with Whole Body Plethysmograph
Cardio-Pulmonary Physiology Lab Metabolic car/Cardiopulmonary Exercise gas exchange system
Cardio-Vascular Physiology Lab Upright and recumbent bicycle ergometers
Bone Density Lab Treadmill
Functional Vascular Imaging Lab High output ultrasonic nebulizer
Pediatric & Adult phlebotomy rooms Nitric Oxide analyzer for FeNO and nasal NO testing
2 Negative Pressure Exam Rooms (13 & 14) Bio-Safety Cabinet
  Bod Pod - Body Composition Tracking System


EPIC Scheduling

When booking an appointment or other resources with the CRU, please complete the request through the CRU EPIC Schedule.  This system replaced the old web-based Calpendo system of requesting a visit for research subjects in the CRU.


EPIC Order Set Building

To request EPIC order set building, please follow the instructions below:

If you have questions about Epic Scheduling or would like to learn more, please contact Katrina Norton

Phone: 319-356-1060