Researchers who are interested in breathing new life into the long dormant Louisville Twin Study (LTS) presented several papers at the 2015 meeting of the behavior genetics association. This brief introduction provides a short history of the Kentucky LTS as well as synopses of expanded analyses from the presentations on genetic change and continuity in cognitive and behavioral development and those exploring aspects of the influence of gene-environment interaction on cognition.
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http://dx.doi.org/10.1007/s10519-015-9763-1 | DOI Listing |
DNA methylation age (DNAmAge) surpasses chronological age in its ability to predict age-related morbidities and mortality. This study analyzed data from 287 middle-aged twins in the Louisville Twin Study (mean age 51.9 years ± 7.
View Article and Find Full Text PDFEpigenetics
December 2024
Department of Pediatrics, University of Louisville, Louisville, USA.
Dev Psychopathol
April 2024
Department of Pediatrics, University of Louisville School of Medicine, Louisville, KY, USA.
The present study examined the longitudinal associations between three dimensions of temperament - activity, affect-extraversion, and task orientation - and childhood aggression. Using 131 monozygotic and 173 dizygotic (86 same-sex) twin pairs from the Louisville Twin Study, we elucidated the ages, from 6 to 36 months, at which each temperament dimension began to correlate with aggression at age 7. We employed latent growth modeling to show that developmental increases (i.
View Article and Find Full Text PDFJ Clin Lipidol
June 2024
Sr. Consultant Cardiologist, Institute of Heart and Vascular Diseases, Jaipur Golden Hospital, New Delhi, India (Dr Mohan).
Child Dev
July 2024
Department of Psychology, University of Virginia, Charlottesville, Virginia, USA.
This study tested phenotypic and biometric associations between physical and cognitive catch-up growth in a community sample of twins (n = 1285, 51.8% female, 89.3% White).
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