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Title | Progranulin mutations in clinical and neuropathological Alzheimer's disease. |
Publication Type | Journal Article |
Year of Publication | 2022 |
Authors | Vardarajan BN, Reyes-Dumeyer D, Piriz AL, Lantigua RA, Medrano M, Rivera D, Jimenez-Velazquez IZ, Martin E, Pericak-Vance MA, Bush W, Farrer L, Haines JL, San Wang L-, Leung YYee, Schellenberg G, Kukull W, De Jager P, Bennett DA, Schneider JA, Mayeux R |
Corporate Authors | Alzheimer's Disease Sequencing Project |
Journal | Alzheimers Dement |
Volume | 18 |
Issue | 12 |
Pagination | 2458-2467 |
Date Published | 12/2022 |
ISSN | 1552-5279 |
Keywords | Alzheimer Disease, DNA-Binding Proteins, Frontotemporal Lobar Degeneration, Humans, Intercellular Signaling Peptides and Proteins, Mutation, Progranulins |
Abstract | INTRODUCTION: Progranulin (GRN) mutations occur in frontotemporal lobar degeneration (FTLD) and in Alzheimer's disease (AD), often with TDP-43 pathology. METHODS: We determined the frequency of rs5848 and rare, pathogenic GRN mutations in two autopsy and one family cohort. We compared Braak stage, β-amyloid load, hyperphosphorylated tau (PHFtau) tangle density and TDP-43 pathology in GRN carriers and non-carriers. RESULTS: Pathogenic GRN mutations were more frequent in all cohorts compared to the Genome Aggregation Database (gnomAD), but there was no evidence for association with AD. Pathogenic GRN carriers had significantly higher PHFtau tangle density adjusting for age, sex and APOE ε4 genotype. AD patients with rs5848 had higher frequencies of hippocampal sclerosis and TDP-43 deposits. Twenty-two rare, pathogenic GRN variants were observed in the family cohort. DISCUSSION: GRN mutations in clinical and neuropathological AD increase the burden of tau-related brain pathology but show no specific association with β-amyloid load or AD. |
DOI | 10.1002/alz.12567 |
Alternate Journal | Alzheimers Dement |
PubMed ID | 35258170 |
PubMed Central ID | PMC9360185 |
Grant List | U01 AG046152 / AG / NIA NIH HHS / United States U24 AG021886 / AG / NIA NIH HHS / United States RF1AG057519 / AG / NIA NIH HHS / United States P30 AG010161 / AG / NIA NIH HHS / United States RF1AG054023 / AG / NIA NIH HHS / United States P30 AG066509 / AG / NIA NIH HHS / United States R01AG42210 / AG / NIA NIH HHS / United States AG033193 / AG / NIA NIH HHS / United States R01 AG042210 / AG / NIA NIH HHS / United States U01AG46152 / AG / NIA NIH HHS / United States R03AG054936 / AG / NIA NIH HHS / United States P30AG10161 / AG / NIA NIH HHS / United States R01 AG067501 / AG / NIA NIH HHS / United States U01 AG061356 / AG / NIA NIH HHS / United States U01 AG032984 / AG / NIA NIH HHS / United States R01AG15819 / AG / NIA NIH HHS / United States R01AG048927 / AG / NIA NIH HHS / United States R56AG063908 / AG / NIA NIH HHS / United States U24 AG056270 / AG / NIA NIH HHS / United States R01 AG017917 / AG / NIA NIH HHS / United States UM1HG008901 / AG / NIA NIH HHS / United States R01 HL105756 / HL / NHLBI NIH HHS / United States R01 AG015473 / AG / NIA NIH HHS / United States U24 AG041689 / AG / NIA NIH HHS / United States R56 AG063908 / AG / NIA NIH HHS / United States RF1AG015473 / AG / NIA NIH HHS / United States U01 AG066752 / AG / NIA NIH HHS / United States U01AG006781 / AG / NIA NIH HHS / United States R01AG17917 / AG / NIA NIH HHS / United States U01AG61356 / AG / NIA NIH HHS / United States R01AG067501 / AG / NIA NIH HHS / United States R01 AG015819 / AG / NIA NIH HHS / United States |