PET study of the density ratio of the serotonin 2A receptors and D2 receptors in the each subregions of the prefrontal cortex

PET study of the density ratio of the serotonin 2A receptors and D2 receptors in the each subregions of the prefrontal cortex - PET study of the density ratio of the serotonin 2A receptors and D2 receptors in the each subregions of the prefrontal cortex

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000013798

Enrollment

Registered

2014-06-01

Start date

2014-06-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy

Interventions

PET/MRI/neuropsychological batteries/neurological examinations

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: 20y.o.<=40<y.o.healthy male volunteers participated in the study Serotonergic system and subjective perception Healthy volunteers eligible for this study Healthy volunteers with ability to make informed consent

Exclusion criteria

Exclusion criteria: History of psychiatric diseases, sever physical diseases, neurological diseases Implanted metal or tatto in the body Claustrophobia Those who was considered to be inapptopriate to participate in the study

Design outcomes

Primary

Measure	Time frame
The binding potential ratio of the serotonin 2A receptor Binding potential and D2 receptor Binding potential in the each subregions of the prefrontal cortex	—

Countries

Japan

Contacts

Public ContactTatsuya Ishii

National Institute of Radiological Sciences Molecular Imaging Center

tishii@nirs.go.jp81432063025

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026