Results 11 to 20 of about 59,137 (242)

Genome-Wide DNA Methylation Analysis Reveals Epigenetic Pattern of SH2B1 in Chinese Monozygotic Twins Discordant for Autism Spectrum Disorder

open access: yesFrontiers in Neuroscience, 2019
Autism spectrum disorder (ASD) is a complex neurodevelopmental disorder. Aberrant DNA methylation has been observed in ASD but the mechanisms remain largely unknown.
Shuang Liang   +11 more
doaj   +1 more source

Transcriptome Profiling Reveals Differential Expression of Circadian Behavior Genes in Peripheral Blood of Monozygotic Twins Discordant for Parkinson’s Disease

open access: yesCells, 2022
Parkinson’s disease (PD) is one of the most common neurodegenerative diseases. Investigating individuals with the most identical genetic background is optimal for minimizing the genetic contribution to gene expression.
Ekaterina I. Semenova   +7 more
doaj   +1 more source

Is that me or my twin? Lack of self-face recognition advantage in identical twins. [PDF]

open access: yesPLoS ONE, 2015
Despite the increasing interest in twin studies and the stunning amount of research on face recognition, the ability of adult identical twins to discriminate their own faces from those of their co-twins has been scarcely investigated.
Matteo Martini   +3 more
doaj   +1 more source

Molar incisor hypomineralisation: current knowledge and practice

open access: yesInternational Dental Journal, EarlyView., 2020
Background Molar incisor hypomineralisation (MIH) is a common developmental dental condition that presents in childhood. Areas of poorly formed enamel affect one or more first permanent molars and can cause opacities on the anterior teeth. MIH presents a variety of challenges for the dental team as well as functional and social impacts for affected ...
Helen D. Rodd   +4 more
wiley   +1 more source

Isolated anorectal malformation with rectoperineal fistula in monozygotic twins

open access: yesJournal of Pediatric Surgery Case Reports, 2019
Incidence of anorectal malformation (ARM) is reportedly 1 in approximately 2500–5000 live births. While its etiology remains elusive, most evidence indicates genetic factors to be the major cause.
Yuki Muta   +3 more
doaj   +1 more source

Epigenetic supersimilarity of monozygotic twin pairs

open access: yesGenome Biology, 2018
Background Monozygotic twins have long been studied to estimate heritability and explore epigenetic influences on phenotypic variation. The phenotypic and epigenetic similarities of monozygotic twins have been assumed to be largely due to their genetic ...
Timothy E. Van Baak   +23 more
doaj   +1 more source

Nested Selves: Self‐Organization and Shared Markov Blankets in Prenatal Development in Humans

open access: yesTopics in Cognitive Science, EarlyView., 2023
Abstract The immune system is a central component of organismic function in humans. This paper addresses self‐organization of biological systems in relation to—and nested within—other biological systems in pregnancy. Pregnancy constitutes a fundamental state for human embodiment and a key step in the evolution and conservation of our species. While not
Anna Ciaunica   +3 more
wiley   +1 more source

Twinning rate trend in a population sample from the city of São Paulo, Brazil

open access: yesGenetics and Molecular Biology, 2003
A retrospective study was carried out on a sample consisting of 89,491 deliveries occurred from 1979 through 1998, in the city of São Paulo, SP, Brazil. These deliveries included 935 twin and 26 triplet births. The mean incidence per 1,000 deliveries was
Gloria M.D.D. Colletto
doaj   +1 more source

Speech characteristics of monozygotic twins and a same-sex sibling: an acoustic case study of coarticulation patterns in read speech [PDF]

open access: yes, 2003
This case study reports on an acoustic investigation of the motor speech characteristics of a set of young adult male monozygotic (MZ) twins and compares them to those of an age- and sex-matched sibling who participated in the study 2 years later to ...
Rixon, E., Whiteside, S.P.
core   +1 more source

Isolated imperforate anus in dizygotic twins

open access: yesJournal of Pediatric Surgery Case Reports, 2023
The authors report an isolated imperforate anus case in a dizygotic twin, which is the first reported case in the literature, the other reported cases were in monozygotic twins.
Dania Alameh   +4 more
doaj   +1 more source

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