Results 61 to 70 of about 33,617 (222)

Implementation of non-invasive prenatal testing by semiconductor sequencing in a genetic laboratory [PDF]

open access: yes, 2016
Objectives: To implement non-invasive prenatal testing (NIPT) for fetal aneuploidies with semiconductor sequencing in an academic cytogenomic laboratory and to evaluate the first 15-month experience on clinical samples.
De Smet, Matthias   +7 more
core   +2 more sources

Speech Interaction in Triads «Mother—Dizygotic Twins» at the Age of the Children 4—6 Years

open access: yesЭкспериментальная психология, 2020
The longitudinal study of mother speech interaction with 4-6-years-old dizygotic twins (n=5 triads) was performed. The characteristics of maternal speech addressed to twins, characteristics of children’ speech development due to the order of ...
A.V. Kurazhova, E.E. Lyakso
doaj   +1 more source

Dental arch characteristics among South Indian twins

open access: yesBrazilian Journal of Oral Sciences, 2022
Genetic and environmental factors are essential in occlusal variations and malocclusion and have been of considerable interest to orthodontists. Studies on twin pairs are one of the most effective methods for investigating genetically determined ...
DR GIRISH BABU KL   +2 more
doaj   +1 more source

Performance of screening for aneuploidies by cell-free DNA analysis of maternal blood in twin pregnancies [PDF]

open access: yes, 2015
Objectives To report clinical implementation of cell‐free DNA (cfDNA) analysis of maternal blood in screening for trisomies 21, 18 and 13 in twin pregnancies and examine variables that could influence the failure rate of the test.
BEVILACQUA, ELISA   +7 more
core   +1 more source

Heritability of pain catastrophizing and associations with experimental pain outcomes: a twin study [PDF]

open access: yes, 2015
This study used a twin paradigm to examine genetic and environmental contributions to pain catastrophizing and the observed association between pain Catastrophizing and cold-pressor task (CPT) outcomes. Male and female monozygotic (n = 206) and dizygotic
Afari   +54 more
core   +2 more sources

Strikingly higher frequency in centenarians and twins of mtDNA mutation causing remodeling of replication origin in leukocytes [PDF]

open access: yes, 2003
The presence of a genetic component in longevity is well known. Here, the association of a mtDNA mutation with a prolonged life span in humans was investigated.
Asin-Cayuela, Jordi   +9 more
core  

Research with twins: The concept of emergenesis. [PDF]

open access: yes, 1982
Preliminaty findings from an on-going study of monozygotic twins reared apart (MZA) and data from a larger sample of twins reared together (MZT and DZT), indicate a surprisingly strong influence of genetic variation on aptitudes, psychophysiological ...
Lykken, David T.
core   +1 more source

Does the sex of one’s co-twin affect height and BMI in adulthood? A study of dizygotic adult twins from 31 cohorts

open access: yesBiology of Sex Differences, 2017
Background The comparison of traits in twins from opposite-sex (OS) and same-sex (SS) dizygotic twin pairs is considered a proxy measure of prenatal hormone exposure.
Leonie H. Bogl   +75 more
doaj   +1 more source

Preverbal Language Abilities in Monozygotic and Dizygotic Twins [PDF]

open access: yes, 2007
This study examined prelinguistic language development of twins by delineating: differences from developmental expectations; twin-twin communication and twin-mother communication differences; and monozygotic-dizygotic differences.
Albrecht, Sara
core   +1 more source

Most of the genetic covariation between major depressive and alcohol use disorders is explained by trait measures of negative emotionality and behavioral control [PDF]

open access: yes, 2016
Background Mental health disorders commonly co-occur, even between conceptually distinct syndromes, such as internalizing and externalizing disorders.
Ellingson, J. M   +4 more
core   +3 more sources

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