APOE4 is associated with elevated blood lipids and lower levels of innate immune biomarkers in a tropical Amerindian subsistence population

In post-industrial settings, apolipoprotein E4 (APOE4) is associated with increased cardiovascular and neurological disease risk. However, the majority of human evolutionary history occurred in environments with higher pathogenic diversity and low cardiovascular risk. We hypothesize that in high-pat...

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Autores principales: Angela R Garcia, Caleb Finch, Margaret Gatz, Thomas Kraft, Daniel Eid Rodriguez, Daniel Cummings, Mia Charifson, Kenneth Buetow, Bret A Beheim, Hooman Allayee, Gregory S Thomas, Jonathan Stieglitz, Michael D Gurven, Hillard Kaplan, Benjamin C Trumble
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Publicado: eLife Sciences Publications Ltd 2021
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spelling oai:doaj.org-article:0a3db5e60d954d4f846826abf855dc082021-11-25T10:20:53ZAPOE4 is associated with elevated blood lipids and lower levels of innate immune biomarkers in a tropical Amerindian subsistence population10.7554/eLife.682312050-084Xe68231https://doaj.org/article/0a3db5e60d954d4f846826abf855dc082021-09-01T00:00:00Zhttps://elifesciences.org/articles/68231https://doaj.org/toc/2050-084XIn post-industrial settings, apolipoprotein E4 (APOE4) is associated with increased cardiovascular and neurological disease risk. However, the majority of human evolutionary history occurred in environments with higher pathogenic diversity and low cardiovascular risk. We hypothesize that in high-pathogen and energy-limited contexts, the APOE4 allele confers benefits by reducing innate inflammation when uninfected, while maintaining higher lipid levels that buffer costs of immune activation during infection. Among Tsimane forager-farmers of Bolivia (N = 1266, 50% female), APOE4 is associated with 30% lower C-reactive protein, and higher total cholesterol and oxidized LDL. Blood lipids were either not associated, or negatively associated with inflammatory biomarkers, except for associations of oxidized LDL and inflammation which were limited to obese adults. Further, APOE4 carriers maintain higher levels of total and LDL cholesterol at low body mass indices (BMIs). These results suggest that the relationship between APOE4 and lipids may be beneficial for pathogen-driven immune responses and unlikely to increase cardiovascular risk in an active subsistence population.Angela R GarciaCaleb FinchMargaret GatzThomas KraftDaniel Eid RodriguezDaniel CummingsMia CharifsonKenneth BuetowBret A BeheimHooman AllayeeGregory S ThomasJonathan StieglitzMichael D GurvenHillard KaplanBenjamin C TrumbleeLife Sciences Publications LtdarticleAPOEAlzheimer's diseasedementiacardiovascular diseasecholesterolinflammationMedicineRScienceQBiology (General)QH301-705.5ENeLife, Vol 10 (2021)
institution DOAJ
collection DOAJ
language EN
topic APOE
Alzheimer's disease
dementia
cardiovascular disease
cholesterol
inflammation
Medicine
R
Science
Q
Biology (General)
QH301-705.5
spellingShingle APOE
Alzheimer's disease
dementia
cardiovascular disease
cholesterol
inflammation
Medicine
R
Science
Q
Biology (General)
QH301-705.5
Angela R Garcia
Caleb Finch
Margaret Gatz
Thomas Kraft
Daniel Eid Rodriguez
Daniel Cummings
Mia Charifson
Kenneth Buetow
Bret A Beheim
Hooman Allayee
Gregory S Thomas
Jonathan Stieglitz
Michael D Gurven
Hillard Kaplan
Benjamin C Trumble
APOE4 is associated with elevated blood lipids and lower levels of innate immune biomarkers in a tropical Amerindian subsistence population
description In post-industrial settings, apolipoprotein E4 (APOE4) is associated with increased cardiovascular and neurological disease risk. However, the majority of human evolutionary history occurred in environments with higher pathogenic diversity and low cardiovascular risk. We hypothesize that in high-pathogen and energy-limited contexts, the APOE4 allele confers benefits by reducing innate inflammation when uninfected, while maintaining higher lipid levels that buffer costs of immune activation during infection. Among Tsimane forager-farmers of Bolivia (N = 1266, 50% female), APOE4 is associated with 30% lower C-reactive protein, and higher total cholesterol and oxidized LDL. Blood lipids were either not associated, or negatively associated with inflammatory biomarkers, except for associations of oxidized LDL and inflammation which were limited to obese adults. Further, APOE4 carriers maintain higher levels of total and LDL cholesterol at low body mass indices (BMIs). These results suggest that the relationship between APOE4 and lipids may be beneficial for pathogen-driven immune responses and unlikely to increase cardiovascular risk in an active subsistence population.
format article
author Angela R Garcia
Caleb Finch
Margaret Gatz
Thomas Kraft
Daniel Eid Rodriguez
Daniel Cummings
Mia Charifson
Kenneth Buetow
Bret A Beheim
Hooman Allayee
Gregory S Thomas
Jonathan Stieglitz
Michael D Gurven
Hillard Kaplan
Benjamin C Trumble
author_facet Angela R Garcia
Caleb Finch
Margaret Gatz
Thomas Kraft
Daniel Eid Rodriguez
Daniel Cummings
Mia Charifson
Kenneth Buetow
Bret A Beheim
Hooman Allayee
Gregory S Thomas
Jonathan Stieglitz
Michael D Gurven
Hillard Kaplan
Benjamin C Trumble
author_sort Angela R Garcia
title APOE4 is associated with elevated blood lipids and lower levels of innate immune biomarkers in a tropical Amerindian subsistence population
title_short APOE4 is associated with elevated blood lipids and lower levels of innate immune biomarkers in a tropical Amerindian subsistence population
title_full APOE4 is associated with elevated blood lipids and lower levels of innate immune biomarkers in a tropical Amerindian subsistence population
title_fullStr APOE4 is associated with elevated blood lipids and lower levels of innate immune biomarkers in a tropical Amerindian subsistence population
title_full_unstemmed APOE4 is associated with elevated blood lipids and lower levels of innate immune biomarkers in a tropical Amerindian subsistence population
title_sort apoe4 is associated with elevated blood lipids and lower levels of innate immune biomarkers in a tropical amerindian subsistence population
publisher eLife Sciences Publications Ltd
publishDate 2021
url https://doaj.org/article/0a3db5e60d954d4f846826abf855dc08
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