Evidence map›Paper›PMID 26686669›Full record

ArticleNeurobiology of aging2016

The APOE4 allele shows opposite sex bias in microbleeds and Alzheimer's disease of humans and mice.

Mafalda Cacciottolo, Amy Christensen, Alexandra Moser, Jiahui Liu, Christian J Pike, Conor Smith, Mary Jo LaDu, Patrick M Sullivan, Todd E Morgan, Egor Dolzhenko and 7 more

Open access · greenAbstract read
In one paragraph

Article in Neurobiology of aging, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed, 1 pooled it
6.2field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

63 citing papers in PubMed, 1 synthesis or guideline pooled it, 94 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Review
  4. Article
  5. Review
  6. Article
  7. APOE-Targeted Therapeutics for Alzheimer's Disease.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
    Review
  8. Review
  9. Cerebral amyloid angiopathy: a narrative review.Frontiers in aging neuroscience · 2025
    Review
  10. Article
  11. Sex differences in histopathological markers of cerebral amyloid angiopathy and related hemorrhage.International journal of stroke : official journal of the International Stroke Society · 2024
    Article
  12. Review
  13. Review
  14. Article
  15. Article
  16. The novel estrogen receptor beta agonist EGX358 andFrontiers in aging neuroscience · 2024
    Article
  17. Review
  18. Science advances · 2023
    Article
  19. Sex and interferon gamma signaling regulate microglia migration in the adult mouse cortex in vivo.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  20. Review

3 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

17 authors at 6 institutions in 2 countries.

Mafalda CacciottoloDavis School of Gerontology, University of Southern California, Los Angeles, CA, USA.
Amy ChristensenDavis School of Gerontology, University of Southern California, Los Angeles, CA, USA.
Alexandra MoserDavis School of Gerontology, University of Southern California, Los Angeles, CA, USA.
Jiahui LiuDavis School of Gerontology, University of Southern California, Los Angeles, CA, USA.
Christian J PikeDavis School of Gerontology, University of Southern California, Los Angeles, CA, USA.
Conor SmithDepartment of Anatomy and Cell Biology, University of Illinois at Chicago, Chicago, IL, USA.
Mary Jo LaDuDepartment of Anatomy and Cell Biology, University of Illinois at Chicago, Chicago, IL, USA.
Patrick M SullivanDepartment of Medicine, Duke University, Durham VA Medical Center and GRECC, Durham, NC, USA.
Todd E MorganDavis School of Gerontology, University of Southern California, Los Angeles, CA, USA.
Egor DolzhenkoDepartment of Molecular and Computational Biology, University of Southern California, Los Angeles, CA, USA.
Andreas CharidimouHemorrhagic Stroke Research Program, Department of Neurology, Massachusetts General Hospital Stroke Research Center, Harvard Medical School, Boston, MA, USA.
Lars-Olof WahlundDepartment of Neurobiology, Care Sciences, and Society, Karolinska Institutet, Stockholm, Sweden; Division of Clinical Geriatrics, Karolinska University Hospital, Stockholm, Sweden.
Maria Kristofferson WibergDivision of Medical Imaging and Technology, Department of Clinical Science, Intervention, and Technology, Karolinska Institutet, Stockholm, Sweden; Department of Radiology, Karolinska University Hospital, Stockholm, Sweden.
Sara ShamsDivision of Medical Imaging and Technology, Department of Clinical Science, Intervention, and Technology, Karolinska Institutet, Stockholm, Sweden; Department of Radiology, Karolinska University Hospital, Stockholm, Sweden.
Gloria Chia-Yi ChiangDepartment of Radiology, Weill Cornell Medical College, New York, NY, USA.
Alzheimer's Disease Neuroimaging Initiative
Caleb E FinchDavis School of Gerontology, University of Southern California, Los Angeles, CA, USA; Department of Molecular and Computational Biology, University of Southern California, Los Angeles, CA, USA; Department of Biological Sciences, Dornsife College, University of Southern California, Los Angeles, CA, USA. Electronic address: cefinch@usc.edu.
University of Southern California · USKarolinska University Hospital · SEUniversity of Illinois Chicago · USCornell University · USDuke University · USHarvard University · US

Funding

Alzheimer's Disease Neuroimaging Initiative - SupplementU01AG024904 · NIA · NORTHERN CALIFORNIA INSTITUTE RES &EDUC · PI WEINER, MICHAEL W · 2004 to 2015
$121.0M
Timing of Menopausal Hormone Therapy across Perimenopause to Menopause Transition: Neuroimmune System in BrainP01AG026572 · NIA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI ROBERTA EILEEN BRINTON · 2006 to 2026
$53.7M
VASCULAR RISK AND COGNITIVE STATUS IN A LATINO POPULATIONP50AG005142 · NIA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI BRASKIE, MEREDITH NICOLE · 1985 to 2019
$41.0M
CTSA INFRASTRUCTURE FOR PEDIATRIC RESEARCHUL1RR029879 · NCRR · UNIVERSITY OF ILLINOIS AT CHICAGO · PI MAZZONE, THEODORE · 2009 to 2011
$11.0M
TRANSGENIC MOUSE COREP01AG030128 · NIA · UNIVERSITY OF ILLINOIS AT CHICAGO · PI WEEBER, EDWIN JOHN · 2009 to 2013
$9.4M
Amyloid and inflammation: modulation by apoE, gender, air pollution, and drugsRF1AG051521 · NIA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI FINCH, CALEB E · 2015 to 2015
$3.0M
Interactions between Testosterone and Type 2 Diabetes in Alzheimer's Disease PathR01AG034103 · NIA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI PIKE, CHRISTIAN J · 2011 to 2015
$1.6M
TLR4 antagonists as a therapeutic treatment for APOE-modulated neuroinflammationR21AG048498 · NIA · UNIVERSITY OF ILLINOIS AT CHICAGO · PI LADU, MARY JO · 2014 to 2015
$432k
Potential ApoE Isoform-Specific Detrimental Effects of RXR Agonists in Alzheimer'R21AG044682 · NIA · UNIVERSITY OF ILLINOIS AT CHICAGO · PI LADU, MARY JO, THATCHER, GREGORY R. J · 2014 to 2015
$423k
Air Pollution and vulnerability to Alzheimer-like neurodegeneration in miceR21AG040683 · NIA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI FINCH, CALEB E · 2011 to 2012
$365k
CIHRNCRR NIH HHS UL1RR029879NIA NIH HHS NIA U01 AG-024904NIA NIH HHS P01 AG026572NIA NIH HHS P01-AG026572NIA NIH HHS P01 AG030128NIA NIH HHS P01AG044682NIA NIH HHS P01-AG05142NIA NIH HHS P50 AG005142NIA NIH HHS R01 AG034103NIA NIH HHS R21AG030128NIA NIH HHS R21 AG040683NIA NIH HHS R21-AG040683NIA NIH HHS R21 AG048498NIA NIH HHS R21AG048498NIA NIH HHS RF1 AG051521NIA NIH HHS U01 AG024904
6 · The paper itself

Abstract

The apolipoprotein APOE4 allele confers greater risk of Alzheimer's disease (AD) for women than men, in conjunction with greater clinical deficits per unit of AD neuropathology (plaques, tangles). Cerebral microbleeds, which contribute to cognitive dysfunctions during AD, also show APOE4 excess, but sex-APOE allele interactions are not described. We report that elderly men diagnosed for mild cognitive impairment and AD showed a higher risk of cerebral cortex microbleeds with APOE4 allele dose effect in 2 clinical cohorts (ADNI and KIDS). Sex-APOE interactions were further analyzed in EFAD mice carrying human APOE alleles and familial AD genes (5XFAD (+/-) /human APOE(+/+)). At 7 months, E4FAD mice had cerebral cortex microbleeds with female excess, in contrast to humans. Cerebral amyloid angiopathy, plaques, and soluble Aβ also showed female excess. Both the cerebral microbleeds and cerebral amyloid angiopathy increased in proportion to individual Aβ load. In humans, the opposite sex bias of APOE4 allele for microbleeds versus the plaques and tangles is the first example of organ-specific, sex-linked APOE allele effects, and further shows AD as a uniquely human condition.

Indexed as

AllelesGenetic Association StudiesSex CharacteristicsAdultAgedAged, 80 and overAlzheimer DiseaseAmyloid beta-PeptidesAnimalsApolipoproteins ECerebral Amyloid AngiopathyCerebral CortexCerebral HemorrhageCognitionCognitive DysfunctionEpistasis, GeneticAmyloid beta-PeptidesApolipoproteins EAlzheimer's disease (AD)Alzheimer's Disease Neuroimaging Initiative (ADNI)Amyloid β-peptide (Aβ)Apolipoprotein E (APOE)Cerebral amyloid angiopathy (CAA)Cerebral microbleeds or microhemorrhagesEFAD miceKarolinska Imaging Dementia Study (KIDS)MicrobleedsSex bias

Identifiers

PMID26686669
PMCPMC4687024
OpenAlexW1838346586

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.