Cited by 60Telomeres, Telomerase, and SenescenceGenetic Associations and EpidemiologySchizophrenia research and treatment

Cerebellar telomere length and psychiatric disorders

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Zhang, Dandan, Cheng, Lijun, Craig, David W., Redman, Margot, Liu, Chunyu·2010·Behavior Genetics

Abstract

We tested whether telomere length is altered in the brains of patients diagnosed with major depression (MD), bipolar disorder (BD) and schizophrenia (SZ) by measuring mean telomere length (mTL) with real-time PCR. The samples are cerebellar gray matter from 46 SZ, 46 BP, and 15 MD patients, and 48 healthy controls. We found no difference in mTL between SZ and controls, BD and controls, MD and controls, or all cases and controls; no correlation between mTL and age was observed, either. This suggests that brain gray matter is unlikely to be related to the telomere length shortening reported in blood of psychiatric patients. White matter deserves further investigation as it has been reported to have a different mTL dynamic from gray matter. Since mTL has been reported to be a heritable quantitative trait, we also carried out genome-wide mapping of genetic factors for mTL, treating mTL as a quantitative trait. No association survived correction of multiple testing for the number of SNPs studied. The previously reported rs2630578 (BICD1) association was not replicated. This suggests that telomere length of cerebellar gray matter is determined by multiple loci with "weak effects."

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  • Two post-mortem studies of TL in cerebellar gray matter and occipital cortex found no significant differences between MDD subjects and controls, although correlations with LTL were not assessed.

    “Two post-mortem studies of TL in cerebellar gray matter and occipital cortex found no significant differences between MDD subjects and controls, although correlations with LTL were not assessed (Teyssier et al., 2010; Zhang et al., 2010).”

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Authors
Zhang, D., Cheng, L., Craig, D. W., Redman, M., & Liu, C.
Affiliations
  • University of Chicago (US)
  • Translational Genomics Research Institute (US)
Corresponding author
Liu, Chunyu
Venue
Behavior Genetics
Published
2010-02-03
Volume
40
Issue
2
Pages
250-254
ISSN
  • 0001-8244 (ISSN-L)
  • 1573-3297
OpenAlex
W2098238271
Cited by
60
References
37
Citations by year
2026: 1 · 2025: 2 · 2024: 1 · 2023: 1 · 2022: 3 · 2021: 2 · 2020: 2 · 2019: 10 · 2018: 2 · 2017: 7 · 2016: 5 · 2015: 10 · 2014: 6 · 2013: 1 · 2012: 3
FWCI
1.73
Type
journal article
Language
en
Open access
Locations
  • Behavior Genetics (publishedVersion)
  • PubMed (publishedVersion)
  • PubMed Central (acceptedVersion)
Funders
  • Foundation for the National Institutes of Health
  • Brain Research Foundation
  • National Institute of Mental Health (R01MH080425, MH080425)
Topics
  • Health Sciences › Medicine › Physiology › Telomeres, Telomerase, and Senescence
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Genetics › Genetic Associations and Epidemiology
  • Health Sciences › Medicine › Psychiatry and Mental health › Schizophrenia research and treatment
Keywords
telomere length, cerebellar gray matter, major depressive disorder, bipolar disorder, schizophrenia, mental illness, brain aging, genome-wide association study, genetic loci, white matter
MeSH terms
Adult, Age Factors, Aged, Mental Disorders, Brain, Cerebellum, Female, Genotype, Humans, Male, Middle Aged, Case-Control Studies, Telomere, Reverse Transcriptase Polymerase Chain Reaction, Oligonucleotide Array Sequence Analysis, Polymorphism, Single Nucleotide, Quantitative Trait Loci, Genome-Wide Association Study

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