| Approved on: | 2026-10-28 |
| Brief purpose of the study: | The purpose of this study is to examine cognitive and neurological functioning in individuals who are heterozygous carriers for phenylketonuria (PKU), a rare genetic disorder. |
| Brief summary of what participants will be asked to do: | This research study involves two day-long study visits at the University of Missouri that will last a total of 19 hours. Participants will undergo MRIs, complete questionnaires and cognitive tasks, and provide finger prick blood samples. Participants will be compensated $500 for their time. Flexible weekday or weekend scheduling. |
| Basic eligibility criteria: | We are seeking healthy participants, age 40 to 60 years, with no history of neurologic problems. |
| Study contact for more information: | For more information or to schedule, please contact our research staff at CNLAB@missouri.edu or by phone at (573) 884-8109. |
| IRB Number: | 2092228 MU |
