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A study of the contributions of neurotransmitter systems and abnormal protein pathologies in the brain to the symptoms of FTLD-ALS spectrum patients

A study of the contributions of neurotransmitter systems and abnormal protein pathologies in the brain to the symptoms of FTLD-ALS spectrum patients - A study of the contributions of neurotransmitter systems and abnormal protein pathologies in the brain to the symptoms of FTLD-ALS spectrum patients

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000038620
Enrollment
50
Registered
2019-12-01
Start date
2019-12-09
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

FTLD-ALS spectrum

Interventions

Sponsors

National Institute of Radiological Sciences, National Institutes for Quantum and Radiological Science and Technology
Lead Sponsor
Center for Brain and Mind Research Promotion, Nagoya University Graduate School of Medicine
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) FTLD-ALS spectrum patients 1. 20 years of age or older at the time of obtaining consent 2. Subjects who can be accompanied by a legal guardian on the day of study participation 3. Subjects met with clinical diagnostic criteria of ALS or FTLD 2) Healthy volunteers 1. 20 years of age or older at the time of obtaining consent 2. Subjects with ability to make informed consent

Exclusion criteria

Exclusion criteria: 1) FTLD-ALS spectrum patients 1. Subjects with organic brain complications/disorders 2. Subjects with substance-related disorders 3. Subjects with severe physical complications/disorders or a history of such conditions 4. Subjects with claustrophobia 5. Pregnant, possibly pregnant or lactating women 6. From the standpoint of radiation exposure from a nuclear medicine scan, subjects who have participated in other nuclear medicine scans as healthy volunteers in the 6 months prior to the start of this study (at National Institutes for Quantum and Radiological Science and Technology) 7. Subjects with metallic medical device in the body (at Nagoya university) 8. Subjects with tattoo (at Nagoya university) 9. Subjects who are considered to be inappropriate for participation by doctors with responsibilities in this study 2) Healthy volunteers 1. Subjects with organic brain complications/disorders 2. Subjects with substance-related disorders 3. Subjects with severe physical complications/disorders or a history of such conditions 4. Subjects with metallic medical device in the body 5. Subjects with tattoo 6. Subjects with claustrophobia 7. Pregnant, possibly pregnant or lactating women 8. From the standpoint of radiation exposure from a nuclear medicine scan, subjects who have participated in other nuclear medicine scans as healthy volunteers in the 6 months prior to the start of this study (at National Institutes for Quantum and Radiological Science and Technology) 9. Subjects who are considered to be inappropriate for participation by doctors with responsibilities in this study

Design outcomes

Primary

MeasureTime frame
The associations between neurotransmitter systems evaluated by PET with (E)-[11C]ABP688 and MRI/MRS, and clinical symptoms.

Secondary

MeasureTime frame
The associations between neurotransmitter systems evaluated by PET with (E)-[11C]ABP688 and MRI/MRS, and abnormally aggregated protein measured by PET with [18F]PM-PBB3 and [11C]PiB.

Countries

Japan

Contacts

Public ContactKazuko Suzuki

National Institutes for Quantum and Radiological Science and Technology Clinical Research Support Section, National Institute of Radiological Sciences

suzuki.kazuko@qst.go.jp+81-43-206-3251

Outcome results

None listed

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