Novel P397S MAPT variant associated with late onset and slow progressive frontotemporal dementia.
Ann Clin Transl Neurol
; 6(8): 1559-1565, 2019 08.
Article
in En
| MEDLINE
| ID: mdl-31402617
Mutations in the MAPT gene cause frontotemporal dementia with tau deposits. We report the novel p.P397S MAPT variant in eight subjects from five apparently nonrelated families suffering from frontotemporal dementia with autosomal dominant pattern of inheritance. In silico analysis reported conflicting evidence of pathogenicity. The segregation analysis support that this variant is likely pathogenic. The mean age at onset (61.4 years) and mean disease duration (13.9 years) of these subjects and their affected relatives were significantly higher compared with our series of p.P301L MAPT mutation carriers. These findings suggest that p.P397S variant could be a new MAPT mutation associated with a less aggressive phenotype than other MAPT mutations.
Full text:
1
Collection:
01-internacional
Database:
MEDLINE
Main subject:
Tau Proteins
/
Frontotemporal Dementia
Type of study:
Risk_factors_studies
Limits:
Aged
/
Female
/
Humans
/
Male
/
Middle aged
Language:
En
Journal:
Ann Clin Transl Neurol
Year:
2019
Document type:
Article
Affiliation country:
Spain
Country of publication:
United States