Clinical Research

Neurological Study Investigating Emotional Processing and Human Behavior

African-Americans between the ages of 18 and 30 without neurological or psychiatric diseases are invited to participate in a study investigating how emotion processing translates to human behavior. The study will take place in the Department of Neurology at the University of Iowa. This study takes up to 3 hours. Compensation is provided. Parking compensation is also provided.

Irritable Bowel Syndrome Study

Principal Investigator:

UI clinical research study seeks participants with irritable bowel syndrome with diarrhea, or IBS-D.

People between the ages of 18-80 years old who have diarrhea predominant irritable bowel syndrome may be eligible to participate in a clinical research study evaluating an investigational drug for IBS-D. If you qualify, study related care will be provided at no cost. Participation may include up to 13 visits to the study center over 58 weeks. Compensation may be provided.

For more information, please contact Jessica Valestin.

Genetics of ADHD Study

Principal Investigator:

Researchers in the Iowa ADHD and Development Laboratory in the Department of Psychology invite families to participate in a study of the genetics of ADHD.

We are looking for families with:

• One child between the ages of 10-14 with confirmed or suspected ADHD
• A full biological sibling of that child between the ages of 8-17
• Any available biological parents

All family members must:

• Be native speakers of English
• Have normal or corrected-to-normal vision and hearing
• Have no physical limitations that would prevent them from doing paper/pencil tasks
• Have no history of Tourette's Disorder, Autism Spectrum Disorder, Schizophrenia or Psychotic disorder

Children and adults taking stimulant medication must do a 24-48 hour wash-out prior to the visit. Children taking Tenex or Intuniv (guanfacine) or Strattera (atomextine) are not eligible to participate.

Participation requires families complete a series of 2 three-hour visits at the Spence Laboratories of Psychology on the University of Iowa campus. Parents will complete a diagnostic interview for themselves and their children. All participants (parents and children) will also complete neurocognitive testing and will provide a saliva sample for DNA analyses. Additional questionnaires will also be completed by parents and teachers. Compensation and diagnostic feedback are provided.

Precise Correspondence of 3D Pathology With Radiological Features in Lung Nodules

Principal Investigator:Joel Kline, MD

Participants in this study have a suspicious lung nodule in the lungs, requiring further investigation. The purpose of this research study is to investigate and develop computed tomography (CT) imaging protocols and to improve the understanding of CT diagnostic ability in lung nodules. Approximately 150 people will take part in this study at the University of Iowa Hospitals and Clinics. Study involvement will last for approximately 3 hours.

Octopus 600 Normative Values Study

Principal Investigator: Chris Johnson

Individuals 20 - 70 years of age with no history of eye disease or eye injury are invited to participate in a study evaluating a new method of measuring peripheral vision. Testing takes 2 - 3 hours. Compensation is provided.

Please contact Tana Wagschal at 467-4540 or tana-wagschal@uiowa.edu for more information.