Cited by 27Circadian rhythm and melatoninSleep and related disordersSleep and Work-Related Fatigue

Circadian clock genes and circadian phenotypes in patients with myocardial infarction

Škrlec, Ivana, Milić, Jakov, Heffer, Marija, Wagner, Jasenka, Peterlin, Borut·2019·Advances in Medical Sciences

Abstract

Purpose Human physiological activities and diseases are under the control of the circadian rhythm. There are strong epidemiological associations between disrupted circadian rhythms, sleep duration and diseases. Sleep disorders are associated with vascular outcomes, such as myocardial infarction (MI). Methods We conducted an association study of genotype-phenotype interaction, to determine which circadian clock gene variants might be associated with the circadian phenotypes in patients with MI. In the present study, we analyzed the allele frequencies of 10 single nucleotide polymorphisms in four circadian clock genes in two independent samples: MI patients and controls. Chronotype was assessed using the Morningness - Eveningness Questionnaire (MEQ) and daytime sleepiness using the Epworth Sleepiness Scale (ESS). Results Chronotype was associated with the ARNTL genetic variant rs12363415 in MI patients. The polymorphisms rs11932595 of the CLOCK gene and rs934945 of the PER2 gene were associated with daytime sleepiness in the patient group. Conclusion Our data suggest that genetic variations in some circadian clock genes might be related to circadian phenotype (i.e., chronotype and daytime sleepiness) in patients with myocardial infarction.

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Crossref · 10.1016/j.advms.2018.12.003

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  • The assessment of chronotype categories through a questionnaire has been validated against CLOCK-gene based assessment of chronotype.

    “there are several studies that validated the association of chronotype, and thus the assessment of chronotype categories through a questionnaire, with CLOCK-gene based assessed of chronotype [58].”

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Authors
Škrlec, I., Milić, J., Heffer, M., Wagner, J., & Peterlin, B.
Affiliations
  • University of Osijek (HR)
  • Ljubljana University Medical Centre (SI)
Corresponding author
Škrlec, Ivana
Venue
Advances in Medical Sciences
Publisher
Elsevier BV
Published
2019-09
Volume
64
Issue
2
Pages
224-229
ISSN
  • 0067-6489 (ISSN-L)
  • 1896-1126
OpenAlex
W2917471890
Cited by
27
References
7
Citations by year
2026: 2 · 2025: 4 · 2024: 1 · 2023: 3 · 2022: 6 · 2021: 5 · 2020: 4 · 2019: 2
FWCI
2.31
Type
journal article
Language
en
Open access
closed
Locations
  • Advances in Medical Sciences (publishedVersion)
  • PubMed (publishedVersion)
Funders
Josip Juraj Strossmayer University of Osijek, Croatia (IZIP-2014-150)
Topics
  • Life Sciences › Neuroscience › Endocrine and Autonomic Systems › Circadian rhythm and melatonin
  • Social Sciences › Psychology › Experimental and Cognitive Psychology › Sleep and related disorders
  • Social Sciences › Psychology › Experimental and Cognitive Psychology › Sleep and Work-Related Fatigue
Keywords
clock genes, myocardial infarction, chronotype, daytime sleepiness, single nucleotide polymorphisms, genotype-phenotype interaction, Bmal1, Per2, circadian rhythm disruption, sleep disorders
MeSH terms
Aged, Circadian Rhythm, Female, Humans, Male, Middle Aged, Phenotype, Surveys and Questionnaires, Polymorphism, Single Nucleotide, ARNTL Transcription Factors, Period Circadian Proteins, Circadian Clocks

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