Results 71 to 80 of about 355,875 (268)

Broader Familial Cancer Risk in Relatives of Testicular Cancer Patients: Insights From Two Mediterranean Populations

open access: yesAndrology, EarlyView.
ABSTRACT Background Familial clustering of testicular germ cell tumour (TGCT) is well‐established, whereas the risk of non‐testicular cancer among relatives remains inconsistent across studies. Objective To evaluate the overall and site‐specific cancer risk among first‐degree relatives and grandparents of TGCT patients compared to cancer‐free controls.
Csilla Krausz   +13 more
wiley   +1 more source

Application of intraoral scanner to identify monozygotic twins

open access: yesBMC Oral Health, 2020
Background DNA base identification is a proper and high specificity method. However, identification could be challenged in a situation where there is no database or the DNA sequence is almost identical, as in the case of monozygotic (MZ) twins.
Botond Simon   +6 more
doaj   +1 more source

Infection control in the brain and the eye

open access: yesActa Ophthalmologica, EarlyView.
Abstract The Central Nervous System (CNS), comprising the brain and the eye, is considered to have a ‘privileged’ mechanism for dealing with immunological challenge (immune privilege, IP). CNS IP has been revealed through experiments using foreign protein antigens and cell and tissue alloantigens (grafts), but evidence for a role for IP in modulating ...
John V. Forrester   +2 more
wiley   +1 more source

A COMPARATIVE STUDY ON NEUROMOTOR DEVELOPMENT IN TWINS [PDF]

open access: yesBulletin of the Transilvania University of Braşov: Series IX Sciences of Human Kinetics, 2018
Twins are a valuable source of observation, being considered a key instrument in scientific fields such as genetics, biology, or psychology. The literature suggests that the hereditary and environmental influences can be assessed by comparing twin ...
Bogdan A. ANTOHE
doaj  

Do Parents Propagate Inequality Among Children? Evidence From Chinese and Swedish Twins

open access: yesInternational Economic Review, EarlyView.
ABSTRACT Economists have long studied how parental behavior shapes within‐family inequality, yet empirical findings remain mixed. Using twins data from China and Sweden, we examine the predominant mechanisms reported in the literature. Parents in both countries invest similarly during childhood.
Aiday Sikhova   +2 more
wiley   +1 more source

Selected neonatal outcomes in dizygotic twins after IVF versus non-IVF pregnancies.

open access: yes, 2010
Please cite this paper as: Källén B, Finnström O, Lindam A, Nilsson E, Nygren K-G, Otterblad Olausson P. Selected neonatal outcomes in dizygotic twins after IVF versus non-IVF pregnancies.
Finnström, O   +11 more
core   +1 more source

Simultaneous cloacogenic carcinoma in dizygotic twins [PDF]

open access: yesCancer, 1987
Dizygotic twins developed cloacogenic carcinoma of the anus almost simultaneously. The patients, although separated from the time they were 20-years-old, had very similar life styles. There are several reports in the medical literature of synchronous tumors in mono and dizygotic twins.
L, Jovanovic   +4 more
openaire   +2 more sources

Indirect genetic effects of siblings

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Within‐family designs are increasingly used to decompose genotype–trait associations into direct and indirect genetic effects. Many such designs, including trio designs or within‐sibship designs, assume an absence of sibling indirect genetic effects.
Mathias Valstad   +7 more
wiley   +1 more source

A study of diabetes mellitus within a large sample of Australian twins. [PDF]

open access: yes, 2008
Udgivelsesdato: 2008-FebTwin studies of diabetes mellitus can help elucidate genetic and environmental factors in etiology and can provide valuable biological samples for testing functional hypotheses, for example using expression and methylation studies
Kyvik, Kirsten O; id_orcid   +6 more
core   +1 more source

Anthropometric differences between twins at birth and their association with later cognitive performance

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Past studies indicate significant associations between birth anthropometrics, such as relative birthweight or head circumference, and later cognitive performance. Using twin data, we investigated whether these associations are confounded by genetic and environmental factors.
Robert Eves   +4 more
wiley   +1 more source

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