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Altered plasma protein profiles in genetic FTD - a GENFI study
Abbe Ullgren1,2,3, Linn Öijerstedt1,2,3, Jennie Olofsson1,4
1Swedish FTD Initiative, Stockholm, Sweden.
Researchers identified specific plasma proteins that are elevated in individuals with symptomatic genetic frontotemporal dementia (FTD). These findings suggest potential fluid biomarkers for FTD, aiding diagnosis and treatment development.
Area of Science:
- Neuroscience
- Biochemistry
- Genetics
Background:
- Frontotemporal dementia (FTD) diagnosis and treatment require reliable biomarkers.
- Plasma biomarkers could significantly advance clinical practice and research for FTD.
Purpose of the Study:
- To investigate plasma protein levels in familial genetic frontotemporal dementia.
- To identify potential fluid biomarkers for FTD.
Main Methods:
- Analyzed blood samples from 693 participants in the GENetic Frontotemporal Dementia Initiative study.
- Utilized a multiplexed antibody array to target 158 plasma proteins.
Main Results:
- Identified 13 proteins with elevated levels in symptomatic genetic FTD mutation carriers compared to healthy non-carriers.
- Found 10 proteins elevated in symptomatic carriers versus presymptomatic carriers.
Conclusions:
- Discovered distinct plasma protein profiles associated with symptomatic genetic FTD.
- These proteins warrant further investigation as potential fluid biomarkers for FTD disease processes.
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