Results 61 to 70 of about 25,174 (207)

Outcome of two pairs of monozygotic twins with pleuropulmonary blastoma: case report

open access: yesItalian Journal of Pediatrics, 2020
Background Pleuropulmonary blastomas (PPB) are rare aggressive paediatric lung malignancies and are among the most common DICER1-related disorders: it is estimated that 75–80% of children with a PPB have the DICER1 mutation.
Shihan Zhang   +9 more
doaj   +1 more source

Brain Serotonin Transporter Is Elevated in Obesity: Bayesian and Frequentist Meta‐Analyses

open access: yesDiabetes, Obesity and Metabolism, EarlyView.
ABSTRACT Aims The brain plays a critical role in controlling energy balance. Previous studies have mainly focused on dopaminergic mechanisms, whereas much less attention has been paid to serotonin during the emergence of overweight and obesity. Therefore, this study investigated the association between serotonin transporter (SERT) availability and ...
Kyoungjune Pak
wiley   +1 more source

Isolated oligodontia in monozygotic twins

open access: yesEuropean Journal of Dentistry, 2013
ABSTRACTThis case report defines a case of isolated oligodontia of 9 and 10 permanent teeth in 9-year-old monozygotic twin sisters and gives information about the possible genetic and environmental etiology, related dental anomalies and treatment options.
HALICIOĞLU, KORAY   +4 more
openaire   +4 more sources

Gender differences in like-sex middle-aged twins: an extended network analysis of depressive symptoms, cognitive functions and leisure activities

open access: yesEuropean Psychiatry
Background Depression affects twice as many women as men. Risk factors for depression certainly impact this difference, but their strong interconnectedness challenges the assessment of standalone contributions.
Daiyan Zhang, Maria Semkovska
doaj   +1 more source

Do Parents Propagate Inequality Among Children? Evidence From Chinese and Swedish Twins

open access: yesInternational Economic Review, EarlyView.
ABSTRACT Economists have long studied how parental behavior shapes within‐family inequality, yet empirical findings remain mixed. Using twins data from China and Sweden, we examine the predominant mechanisms reported in the literature. Parents in both countries invest similarly during childhood.
Aiday Sikhova   +2 more
wiley   +1 more source

Anthropometric differences between twins at birth and their association with later cognitive performance

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Past studies indicate significant associations between birth anthropometrics, such as relative birthweight or head circumference, and later cognitive performance. Using twin data, we investigated whether these associations are confounded by genetic and environmental factors.
Robert Eves   +4 more
wiley   +1 more source

Genetic Susceptibility to Periodontitis

open access: yesJournal of Periodontal Research, EarlyView.
Aim: The aim of this narrative review was to identify genes carrying risk alleles associated with an increased risk of periodontitis and to place them in a biological context. Methods: The literature was reviewed based on predefined criteria. Results: The identified genes largely fall into functions linking immune response with tissue repair. The genes
Gesa M. Richter, Arne S. Schaefer
wiley   +1 more source

Discordance in monozygotic Parkinson's disease twins – continuum or dichotomy?

open access: yesAnnals of Clinical and Translational Neurology, 2019
Differences in concordance rates between monozygotic and dizygotic twin pairs with Parkinson's disease (PD) have been used to estimate genetic influences in PD pathogenesis.
Alexander Balck   +6 more
doaj   +1 more source

The Returns to Education: A Meta‐Study

open access: yesKyklos, EarlyView.
ABSTRACT There have been many studies estimating the causal effect of an additional year of education on earnings. The majority employ administrative changes in the minimum school‐leaving age as the mechanism allowing identification. Here, we survey 79 such estimates.
Gregory Clark   +1 more
wiley   +1 more source

Obesity‐Related Coagulation Activation in Adolescents and Children: A Systematic Review and Meta‐Analysis

open access: yesObesity Reviews, EarlyView.
Obesity is widely recognized as a pro‐thrombotic condition, yet the specific biomarker profile reflecting coagulation activation remains incompletely defined. Obesity is associated with increased coagulation activation, particularly in children, suggesting an early pro‐thrombotic shift.
Julia Buchold   +9 more
wiley   +1 more source

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