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Whole-body organ uptake of PET tracer [18F]SMBT-1

Physiological uptake of a PET tracer [18F]SMBT-1 in Whole-body organs in healthy volunteers - Physiological uptake of SMBT-1

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000041176
Enrollment
8
Registered
2020-08-19
Start date
2020-08-20
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 volunteer

Interventions

injection of [18F]SMBT-1

Sponsors

Tohoku University Cyclotron and Radioisotope Center
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Informed consent by the participant or by the substitue (native Japanese) (2) Ages: 20 to 70 years old (3) Those who can tolerate relatively long PET examination (up to 5 hours)

Exclusion criteria

Exclusion criteria: AN group (1) Pregnancy and breast feeding, and within 28 days after delivery (2) Severe allergic reactions to drugs and foods (3) Habitual smoking (including those who have smoked within 1 year) (4) Taboo conditions for MRI examinations (cardiac pacemaker, intracorpoporial metals, etc. to be checked with questionnaire in advance) (5) Sever deformity or deficienty of organs due to accidents, operations, and developmental problems. (6) Systemic circulatory and metabolic disorders as well as organ dysfuctions, such as diabetes melitus, hypertension, endocrinological disorders, congestive heart failure, angina petoris, severe renal dysfunctions (7) Being diagnosed or treated for malignant diseases within 1 year (8) Any sociomedial conditions, which may make the participation to this study difficult

Design outcomes

Primary

MeasureTime frame
Standardized Uptake Ratio (SUV) after injection of [18F]SMBT-1 in each organ

Secondary

MeasureTime frame
Standardized Uptake Ratio (SUV) after injection of [18F]SMBT-1 in each organ and its time course information, as well as an estimated value of radiation exposure in each organ

Countries

Japan

Contacts

Public ContactKazuko Takeda

Tohoku University Cyclotron and Radioisotope Center

takeda@cyric.tohoku.ac.jp+81-(0)22-795-4438

Outcome results

None listed

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