Results 81 to 90 of about 13,822 (168)

Heritability of Personality

open access: yesPsychological Topics, 2017
The aim of this study is to simplify the issue of the concept of heritability, to give an introduction to the behavioral genetic theory and methods, as well as to give an overview of the current knowledge about heritability of personality and the ...
Denis Bratko   +2 more
doaj   +2 more sources

Whole-genome sequences reveal zygotic composition in chimeric twins

open access: yesHGG Advances
Summary: While most dizygotic twins have a dichorionic placenta, rare cases of dizygotic twins with a monochorionic placenta have been reported. The monochorionic placenta in dizygotic twins allows in utero exchange of embryonic cells, resulting in ...
Christopher J. Yoon   +16 more
doaj  

Discordant congenital Zika syndrome twins show differential in vitro viral susceptibility of neural progenitor cells

open access: yesNature Communications, 2018
Zika virus (ZIKV) infection can cause congenital Zika syndrome (CZS), but the underlying mechanisms are poorly understood. Here, the authors generate neural progenitor cells from dizygotic twins with a discordant phenotype regarding CZS and study their ...
Luiz Carlos Caires-Júnior   +41 more
doaj   +1 more source

Craniofacial Skeletal Dysplasia of Opposite-sex Dizygotic Twins

open access: yesJournal of the Formosan Medical Association, 2011
Craniofacial skeletal dysplasia can lead to different skeletal malocclusions. Both environmental factors and heredity contribute to the formation of malocclusions.
Szu-Ting Chou   +4 more
doaj   +1 more source

Dizygotic twinning, birth weight and latitude

open access: yesAnnals of Human Biology, 1985
In Europe and the USA, both mean birth weight and age-standardized dizygotic twinning rates correlate positively and significantly with latitude. It seems possible that these two sorts of correlation have explanations in common via pituitary action.
openaire   +3 more sources

Discordant HIV-1 infection in dizygotic twins: Case report and review of literature

open access: yesInternational Journal of Medicine and Health Development, 2003
First-born twins are at a four-fold risk of acquiring HIV infection if delivered by caesarean section. A female second twin delivered by caesarean section presented at the age of 14 months with features of HIV/AIDS.
Ifeoma J Emodi
doaj  

Meeting One's Twin: Perceived Social Closeness and Familiarity

open access: yesEvolutionary Psychology, 2003
Perceptions of social closeness and familiarity were assessed among 44 monozygotic (MZA) and 33 dizygotic (DZA) reunited twin pairs, and several individual twins and triplets.
Nancy L. Segal   +2 more
doaj   +1 more source

Comparison of Naturally Conceived and IVF-DZ Twins in the Netherlands Twin Registry: A Developmental Study

open access: yesJournal of Pregnancy, 2011
In a large set of twin pairs, we compared twins born after IVF to naturally conceived twins with respect to birth characteristics, growth, attainment of motor milestones, and emotional and behavioral problems.
Catharina E. M. van Beijsterveldt   +2 more
doaj   +1 more source

Class - III malocclusion: Genetics or environment? A twins study

open access: yesJournal of Indian Society of Pedodontics and Preventive Dentistry, 2005
Etiology of class-III malocclusion is generally believed to be genetic. A wide range of environmental factors have been suggested as contributing factors for the development of class-III malocclusion.
Jena A, Duggal R, Mathur V, Parkash H
doaj  

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