Twin studies are studies conducted on identical or fraternal twins. They aim to reveal the importance of environmental and genetic influences for traits...

Twins are two offspring produced by the same pregnancy. Twins can be either monozygotic ('identical'), meaning that they develop from one zygote, which...

anthropology – conducted a large twin study at Auschwitz. According to Paul Weindling, records show that 582 twins were gathered by Mengele for research...

Louisville Twin Study is a longitudinal twin study which was started in 1957 at the University of Louisville by Frank Falkner. It started with 885 twins that...

Minnesota Center for Twin and Family Research (MCTFR) is a series of behavioral genetic longitudinal studies of families with twin or adoptive offspring...

Bipolar Twin Study is an ongoing twin study of bipolar disorder running at the Institute of Psychiatry, King's College London since 2003. The study is investigating...

The Twins Early Development Study (TEDS) is an ongoing longitudinal twin study based at King's College London. The main goal of TEDS is to use behavioural...

contribute to the development of autism. Numerous studies, including twin studies and family studies, have estimated the heritability of autism to be around...

inheritance of behaviour and mental illness in humans (typically using twin and family studies), as well as research on genetically informative model organisms...

source of abnormal cells. In one study, Boklage reported of 325 twin pregnancies, finding that only 61 ended as twins, with 125 ending as singletons; the...

sociability.[medical citation needed] Twin studies have aided in breaking down the genetic vs. environment debate. A twin study conducted by the Department of...

nurture" twin study. They were adopted by separate families in the New York area who were unaware that each girl had a twin sister. Soon after the twins reunited...

of the mission, the NASA Twins Study was conducted. Astronaut Scott Kelly was selected for the mission with his identical twin, Mark Kelly, who stayed...

Wellbeing and Sleep Problems: A Bivariate Twin Study". Twin Research and Human Genetics. 8 (5): 440–449. doi:10.1375/twin.8.5.440. PMID 16212833. S2CID 8833259...

epidemiology, the study of genetic factors in health and disease, in 1992. Spector is professor of genetic epidemiology and director of the TwinsUK registry...

comparisons with notorious twin experiments by the same Nazi regime that Neubauer had escaped. Some of the subjects of Neubauer's twin study have sought records...

asked by the siblings if perhaps they and the other sets of twins involved in the study were chosen because their parents had reported signs of mental...

Adoption/Twin Study of Aging (SATSA) was initiated in gerontological genetics. The research was executed on Twins Reared Apart (TRA) and Twins Reared Together...

including familial and twin studies, association studies, and gene–environment interaction studies. [...] Familial and twin studies largely support the potential...

intelligence. Early twin studies of adult individuals have found a heritability of IQ between 57% and 73%, with some recent studies showing heritability...

the notorious Nazi twin study by the same Nazi regime that Neubauer himself had escaped, while others have opined that the study was ethically defensible...

Twin-to-twin transfusion syndrome (TTTS), also known as feto-fetal transfusion syndrome (FFTS), twin oligohydramnios-polyhydramnios sequence (TOPS) and...

Twin Peaks is an American surrealist mystery-horror drama television series created by Mark Frost and David Lynch. It premiered on ABC on April 8, 1990...

particularly in selective breeding and behavior genetics (for instance, twin studies). It is the source of much confusion because its technical definition...

geneticist, specializing in the study of twins. She is the professor of developmental psychology and director of the Twin Studies Center, at California State...

"Prevalence and heritability of skin picking in an adult community sample: A twin study". American Journal of Medical Genetics Part B: Neuropsychiatric Genetics...

behavior geneticists began using twin studies in the 1980s to study variation in social attitudes, and these studies suggested that both genes and environment...

Twin Peaks is an American surrealist mystery-horror drama television series created by David Lynch and Mark Frost whose pilot was first released in September...

twin study ordered by the king to study the health effects of coffee. The authenticity of the event has been questioned. The primitive medical study,...

a link between DPD and a family history of anxiety disorders. A 2004 twin study reported a heritability estimate of 0.81 for personality disorders collectively...