MCP‐1 and eotaxin‐1 selectively and negatively associate with memory in MCI and Alzheimer's disease dementia phenotypes

Abstract Introduction MCP‐1 and eotaxin‐1 are encoded on chromosome 17 and have been shown to reduce hippocampal neurogenesis in mice. We investigated whether these chemokines selectively associate with memory in individuals with mild cognitive impairment (MCI) and Alzheimer's disease (AD) deme...

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Main Authors: Brianne M. Bettcher, Ryan Fitch, Matthew J. Wynn, Matthew A. Lalli, Jonathan Elofson, Laura Jastrzab, Laura Mitic, Zachary A. Miller, Gil D. Rabinovici, Bruce L. Miller, Aimee W. Kao, Kenneth S. Kosik, Joel H. Kramer
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Alzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring
Subjects:
Online Access:https://doi.org/10.1016/j.dadm.2016.05.004
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author Brianne M. Bettcher
Ryan Fitch
Matthew J. Wynn
Matthew A. Lalli
Jonathan Elofson
Laura Jastrzab
Laura Mitic
Zachary A. Miller
Gil D. Rabinovici
Bruce L. Miller
Aimee W. Kao
Kenneth S. Kosik
Joel H. Kramer
author_facet Brianne M. Bettcher
Ryan Fitch
Matthew J. Wynn
Matthew A. Lalli
Jonathan Elofson
Laura Jastrzab
Laura Mitic
Zachary A. Miller
Gil D. Rabinovici
Bruce L. Miller
Aimee W. Kao
Kenneth S. Kosik
Joel H. Kramer
author_sort Brianne M. Bettcher
collection DOAJ
description Abstract Introduction MCP‐1 and eotaxin‐1 are encoded on chromosome 17 and have been shown to reduce hippocampal neurogenesis in mice. We investigated whether these chemokines selectively associate with memory in individuals with mild cognitive impairment (MCI) and Alzheimer's disease (AD) dementia. Methods MCP‐1 and eotaxin‐1 were assayed in controls, MCI, and AD dementia patients with varying phenotypes (n = 171). A subset of 55 individuals had magnetic resonance imaging (MRI) scans available. Composite scores for cognitive variables were created, and medial temporal lobe volumes were obtained. Results An interaction was noted between MCP‐1 and eotaxin‐1, such that deleterious associations with memory were seen when both chemokines were elevated. These associations remained significant after adding APOE genotype and comparison (non‐chromosome 17) chemokines into the model. These chemokines predicted left medial temporal lobe volume and were not related to other cognitive domains. Discussion These results suggest a potentially selective role for MCP‐1 and eotaxin‐1 in memory dysfunction in the context of varied MCI and AD dementia phenotypes.
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spelling doaj.art-ca18ddfd0c2c49a89d1a08cae026cec82022-12-22T03:40:35ZengWileyAlzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring2352-87292016-01-0131919710.1016/j.dadm.2016.05.004MCP‐1 and eotaxin‐1 selectively and negatively associate with memory in MCI and Alzheimer's disease dementia phenotypesBrianne M. Bettcher0Ryan Fitch1Matthew J. Wynn2Matthew A. Lalli3Jonathan Elofson4Laura Jastrzab5Laura Mitic6Zachary A. Miller7Gil D. Rabinovici8Bruce L. Miller9Aimee W. Kao10Kenneth S. Kosik11Joel H. Kramer12Rocky Mountain Alzheimer's Disease CenterDepartments of Neurosurgery and NeurologyUniversity of Colorado Anschutz School of MedicineAuroraCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSANeuroscience Research InstituteDepartment of Molecular, Cellular, and Developmental BiologyUniversity of CaliforniaSanta BarbaraSanta BarbaraCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSANeuroscience Research InstituteDepartment of Molecular, Cellular, and Developmental BiologyUniversity of CaliforniaSanta BarbaraSanta BarbaraCAUSAMemory and Aging CenterDepartment of NeurologyUniversity of CaliforniaSan FranciscoSan FranciscoCAUSAAbstract Introduction MCP‐1 and eotaxin‐1 are encoded on chromosome 17 and have been shown to reduce hippocampal neurogenesis in mice. We investigated whether these chemokines selectively associate with memory in individuals with mild cognitive impairment (MCI) and Alzheimer's disease (AD) dementia. Methods MCP‐1 and eotaxin‐1 were assayed in controls, MCI, and AD dementia patients with varying phenotypes (n = 171). A subset of 55 individuals had magnetic resonance imaging (MRI) scans available. Composite scores for cognitive variables were created, and medial temporal lobe volumes were obtained. Results An interaction was noted between MCP‐1 and eotaxin‐1, such that deleterious associations with memory were seen when both chemokines were elevated. These associations remained significant after adding APOE genotype and comparison (non‐chromosome 17) chemokines into the model. These chemokines predicted left medial temporal lobe volume and were not related to other cognitive domains. Discussion These results suggest a potentially selective role for MCP‐1 and eotaxin‐1 in memory dysfunction in the context of varied MCI and AD dementia phenotypes.https://doi.org/10.1016/j.dadm.2016.05.004InflammationNeuropsychologyChemokinesNeuroimagingEpisodic memory
spellingShingle Brianne M. Bettcher
Ryan Fitch
Matthew J. Wynn
Matthew A. Lalli
Jonathan Elofson
Laura Jastrzab
Laura Mitic
Zachary A. Miller
Gil D. Rabinovici
Bruce L. Miller
Aimee W. Kao
Kenneth S. Kosik
Joel H. Kramer
MCP‐1 and eotaxin‐1 selectively and negatively associate with memory in MCI and Alzheimer's disease dementia phenotypes
Alzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring
Inflammation
Neuropsychology
Chemokines
Neuroimaging
Episodic memory
title MCP‐1 and eotaxin‐1 selectively and negatively associate with memory in MCI and Alzheimer's disease dementia phenotypes
title_full MCP‐1 and eotaxin‐1 selectively and negatively associate with memory in MCI and Alzheimer's disease dementia phenotypes
title_fullStr MCP‐1 and eotaxin‐1 selectively and negatively associate with memory in MCI and Alzheimer's disease dementia phenotypes
title_full_unstemmed MCP‐1 and eotaxin‐1 selectively and negatively associate with memory in MCI and Alzheimer's disease dementia phenotypes
title_short MCP‐1 and eotaxin‐1 selectively and negatively associate with memory in MCI and Alzheimer's disease dementia phenotypes
title_sort mcp 1 and eotaxin 1 selectively and negatively associate with memory in mci and alzheimer s disease dementia phenotypes
topic Inflammation
Neuropsychology
Chemokines
Neuroimaging
Episodic memory
url https://doi.org/10.1016/j.dadm.2016.05.004
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