Risk of psychiatric disorders among the surviving twins after a co-twin loss
Losing a co-twin by death is a severely stressful event yet with unknown impact on the surviving twin’s risk of psychiatric disorders. We identified all Swedish-born twins who lost a co-twin by death between 1973 and 2013 (n = 4,528), their 4939 non-twin
Huan Song+6 more
doaj +1 more source
Discordant phenotypes in twins with infantile nystagmus
Infantile nystagmus (IN) may result from aetiologies including albinism and FRMD7 mutations. IN has low prevalence, and twins with IN are rare. Whilst discordant presentation has been previously reported for IN, we present for the first time the ...
Abdullah Aamir+12 more
doaj +1 more source
Epigenetic discrimination of Lebanese monozygotic and dizygotic twins: Summarized notes in a single paper [PDF]
Monozygotic twins’ differentiation is worldwide limited due to the fact that they share the same genotype. For forensic purposes, many studies involving monozygotic twins were accomplished.
Paula Romanos, Jamilah Borjac
doaj +1 more source
A core gut microbiome in obese and lean twins
The human distal gut harbours a vast ensemble of microbes (the microbiota) that provide important metabolic capabilities, including the ability to extract energy from otherwise indigestible dietary polysaccharides.
P. Turnbaugh+14 more
semanticscholar +1 more source
Gender differences in like-sex middle-aged twins: an extended network analysis of depressive symptoms, cognitive functions and leisure activities. [PDF]
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.
Zhang D, Semkovska M.
europepmc +2 more sources
Twinning rate trend in a population sample from the city of São Paulo, Brazil
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
Novel BEST1 mutation in autosomal recessive bestrophinopathy in Japanese siblings
PURPOSE: Autosomal recessive bestrophinopathy (ARB) is a disease that results from the mutations in the BEST1 gene. It is characterized by multifocal yellowish lipofuscin deposits, cystoid macular edema, and subretinal fluid.
Rika Yamada+4 more
doaj +1 more source
Comparison of epidemiologic factors and eye manifestations of twin children with controls
Purpose The present study was aimed to compare the epidemiological and ocular findings of twin children in comparison with non- twin age matched individuals as their control.
Zhale Rajavi+6 more
doaj +1 more source
HLA Haplotypes in Dizygotic Twin Pairs: Are Dizygotic Twins More Similar Than Sibs? [PDF]
AbstractIt has been suggested that dizygotic twin pairs share two HLA haplotypes more often than ordinary siblings and thus might be genetically more alike. We tested this hypothesis in dizygotic twin pairs from the Danish Twin Registry. A total of 114 (60 female and 54 male) same-sexed healthy twin pairs aged 18–45 years participated.
Titlestad, Ingrid Louise+3 more
openaire +4 more sources
VALIDATION OF ZYGOSITY ASSESSMENT BY A SELF-REPORT QUESTIONNAIRE IN A SAMPLE OF ADULT SERBIAN TWINS
Validation of a twin zygosity-estimating questionnaire, The Questionnaire of Twins’ Physical Resemblance, created by Oniszczenko et al. and used in European and Serbian twin studies, was carried out on a sample of 222 pairs (176 monozygotic, 46 dizygotic)
Petar Čolović+2 more
doaj +1 more source