Gene-based association study of genes linked to hippocampal sclerosis of aging neuropathology: GRN, TMEM106B, ABCC9, and KCNMB2

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22 Scopus citations

Abstract

Hippocampal sclerosis of aging (HS-Aging) is a common neurodegenerative condition associated with dementia. To learn more about genetic risk of HS-Aging pathology, we tested gene-based associations of the GRN, TMEM106B, ABCC9, and KCNMB2 genes, which were reported to be associated with HS-Aging pathology in previous studies. Genetic data were obtained from the Alzheimer's Disease Genetics Consortium, linked to autopsy-derived neuropathological outcomes from the National Alzheimer's Coordinating Center. Of the 3251 subjects included in the study, 271 (8.3%) were identified as an HS-Aging case. The significant gene-based association between the ABCC9 gene and HS-Aging appeared to be driven by a region in which a significant haplotype-based association was found. We tested this haplotype as an expression quantitative trait locus using 2 different public-access brain gene expression databases. The HS-Aging pathology protective ABCC9 haplotype was associated with decreased ABCC9 expression, indicating a possible toxic gain of function.

Original languageEnglish
Pages (from-to)193.e17-193.e25
JournalNeurobiology of Aging
Volume53
DOIs
StatePublished - May 1 2017

Bibliographical note

Publisher Copyright:
© 2017 Elsevier Inc.

Funding

FundersFunder number
National Institute of Mental HealthP50MH060451, R01MH080295
National Institute of Mental Health
National Institute on AgingP50AG005144, R01AG033193, P50AG005146, P50AG005142, R01AG035137, U01AG024904, U24AG021886, R01AG019085, R01AG025259, U01AG016976, P50AG047266, P01AG010491, R01AG013616, P50AG005133, RC2AG036528, P50AG005134, R01AG012101, P50AG005131, R01AG054060, P30AG013854, P30AG035982, P30AG028383, R01AG027944, P50AG016582, U01AG010483, K25AG043546, P50AG005136, P50AG025688, R01AG022374, P50AG005138, P50AG023501, R01AG041232, R01AG041797, R01AG021547, P50AG005681, P50AG008671, P30AG028377, R01AG041718, R37AG015473, R01AG026916, P01AG019724, R01AG030146, U01AG006781, P50AG033514, P50AG016573, P50AG016574, P30AG010133, P30AG013846, R01AG030653, P50AG016570, P50AG047366, R01AG017917, P01AG002219, P50AG005128, R01AG015819, U01AG032984, RC2AG036502, R01AG019757, R01AG020688, R01AG017173, P30AG008017, R01AG031581, P50AG047270, U24AG026395, P30AG010124, P30AG012300, P30AG010161, U24AG041689, P01AG003991, P30AG010129, P30AG019610, P30AG008051, P50AG008702
National Institute on Aging
National Human Genome Research InstituteU01HG006375, U01HG004610
National Human Genome Research Institute
National Childhood Cancer Registry – National Cancer InstituteR01CA129769
National Childhood Cancer Registry – National Cancer Institute
Institute of Neurological Disorders and Stroke National Advisory Neurological Disorders and Stroke CouncilR01NS059873, P50NS039764
Institute of Neurological Disorders and Stroke National Advisory Neurological Disorders and Stroke Council
National Center for Research ResourcesUL1RR029893
National Center for Research Resources
National Center for Advancing Translational Sciences (NCATS)UL1TR000117, KL2TR001996, UL1TR001445
National Center for Advancing Translational Sciences (NCATS)

    Keywords

    • CARTS
    • GWAS
    • KATP
    • PGRN
    • rs704180

    ASJC Scopus subject areas

    • General Neuroscience
    • Aging
    • Clinical Neurology
    • Developmental Biology
    • Geriatrics and Gerontology

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