Results 31 to 40 of about 302,244 (248)

Gastritis Stages in Monozygotic and Dizygotic Dyspeptic Twins

open access: yesGastroenterology Research and Practice, 2020
Background. The progression of Helicobacter pylori-associated gastritis towards atrophic gastritis is modulated by host-related and environmental factors.
Mindaugas Urba   +7 more
doaj   +1 more source

Handedness in twins: meta-analyses

open access: yesBMC Psychology, 2022
Background In the general population, 10.6% of people favor their left hand over the right for motor tasks. Previous research suggests higher prevalence of atypical (left-, mixed-, or non-right-) handedness in (i) twins compared to singletons, and in (ii)
Lena Sophie Pfeifer   +5 more
doaj   +1 more source

Inheritance in Human Dizygotic Twinning [PDF]

open access: yesNew England Journal of Medicine, 1964
THIS paper is concerned with the question of whether the father plays any part in the occurrence of twins among his children.
White, Colin, Wyshak, Grace
openaire   +3 more sources

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

Risk of psychiatric disorders among the surviving twins after a co-twin loss

open access: yeseLife, 2020
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

open access: yesScientific Reports, 2021
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]

open access: yesInternational Research Journal of Science, Technology, Education, and Management, 2021
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

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

Novel BEST1 mutation in autosomal recessive bestrophinopathy in Japanese siblings

open access: yesTaiwan Journal of Ophthalmology, 2021
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

A core gut microbiome in obese and lean twins

open access: yesNature, 2008
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

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