Results 121 to 130 of about 346,692 (290)

Marital Status and Unobserved Heterogeneity - Do twins suggest a genetic inheritance? [PDF]

open access: yes
The purpose of this study is to reveal the importance of unobserved heterogeneity on marital status. The results for monozygotic (identical) and dizygotic twins indicate an important genetic component in marital status.
Nilsson, William
core   +1 more source

Viruses in the fecal microbiota of monozygotic twins and their mothers

open access: yesNature, 2010
Viral diversity and life cycles are poorly understood in the human gut and other body habitats. Phages and their encoded functions may provide informative signatures of a human microbiota and of microbial community responses to various disturbances, and ...
A. Reyes   +6 more
semanticscholar   +1 more source

Autistic traits in childhood and post‐traumatic stress disorder as young adults: a cohort study

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Despite the higher prevalence of childhood traumatic experiences and post‐traumatic stress disorder (PTSD) in autistic adults, research on trauma‐related psychopathology and autistic traits in young people is lacking. This study examined if high autistic traits in childhood predispose individuals to traumatic experiences, the development of ...
Alice M.G. Quinton   +6 more
wiley   +1 more source

Pan-Cancer Epigenetic Biomarker Selection from Blood Samples Using SAS [PDF]

open access: yesMWSUG 2018 conference proceedings, 2018
A key focus in current cancer research is the discovery of cancer biomarkers that allow earlier detection with high accuracy and lower costs for both patients and hospitals. Blood samples have long been used as a health status indicator, but DNA methylation signatures in blood have not been fully appreciated in cancer research.
arxiv  

Does Early Life Health Predict Schooling Within Twin Pairs? [PDF]

open access: yes
A large number of studies in labor economics estimate the returns to schooling using data on monozygotic twins, under the assumption that educational attainment is random within twin pairs. This exogeneity assumption has been commonly questioned, however,
Lundborg, Petter   +2 more
core  

Anatomical abnormalities in the brains of monozygotic twins discordant for schizophrenia.

open access: yesNew England Journal of Medicine, 1990
Recent neuroradiologic and neuropathological studies indicate that at least some patients with schizophrenia have slightly enlarged cerebral ventricles and subtle anatomical abnormalities in the region of the anterior hippocampus.
R. Suddath   +4 more
semanticscholar   +1 more source

Two's company: Monozygotic twinning in the small‐spotted catshark (Scyliorhinus canicula)

open access: yesJournal of Fish Biology, EarlyView.
Abstract Developmental abnormalities in elasmobranchs (sharks and rays) are rarely documented, with reported cases primarily involving fin or cranial deformities. Monozygotic twinning, the formation of identical twins from a single zygote, is particularly rare in these species and has been observed overwhelmingly in viviparous elasmobranchs.
Andrej A. Gajić   +6 more
wiley   +1 more source

Hypermethylation of serotonin transporter gene in bipolar disorder detected by epigenome analysis of discordant monozygotic twins

open access: yesTranslational Psychiatry, 2011
Bipolar disorder (BD) is a severe mental disorder characterized by recurrent episodes of mania and depression. Serotonin transporter (HTT) is a target of antidepressants and is one of the strongest candidate molecules of mood disorder, however, genetic ...
H. Sugawara   +12 more
semanticscholar   +1 more source

A Twin Study of Genetic Contributions to Hippocampal Morphology in Schizophrenia

open access: yesNeurobiology of Disease, 2002
Our goal was to establish whether altered hippocampal morphology represents a trait marker for genetic vulnerability in schizophrenia. We outlined the hippocampi on high-resolution MR images obtained from matched samples of control and discordant ...
Katherine L. Narr   +13 more
doaj  

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