Evidence
from twin studies notwithstanding, the search for specific genes linked to major depression has come up empty [52, 53].
Revisiting the association between reading achievement and antisocial behavior: New evidence of an environmental explana - tion
from a twin study.
Findings
from the twin study were similar.
Association between self - reported childhood sexual abuse and adverse psychosocial outcomes: Results
from a twin study
Not exact matches
In the case, the
twins alleged that Facebook founder Mark Zuckerberg took
from their idea of a social network platform, which they developed while
studying at Harvard University.
Dispassionate readers, who have
studied the Galileo caricature of a war between science and religion will know that, apart
from that sorry, somewhat isolated affair, the Catholic Church and the science lab have long been conjoined
twins in the advancement of knowledge.
Energy
from macronutrient and food group intakes at 21 mo of age: the Gemini
twin cohort (whole
study population and consumers) 1
A
study done by looking at 158 pregnant women who underwent selective reduction
from higher order multiples to
twins showed that the mother had a 10.6 % chance of miscarriage.
Trials recruited 5787 women (this included 512 women interviewed as part of a cluster randomised trial); of these, data were available
from two
studies for 42 women with
twins or higher order multiples.
We will seek ICCs for outcomes for
twins and higher multiples
from trials (if available)
from similar trials or
from observational
studies.
I pulled neonatal mortality rates
from the Wonder Database, searching for criteria that matches the MANA
study as closely as possible (White women, Singles and
twins, 37 weeks and above, Birth weight of 2500 grams or more, Live birth through 27 days, Years 2004 - 2009; it includes everything else: all ages, all education levels, all marital statuses, etc).
Although her
studies were extensive, the real learning came
from her fraternal
twins Owen and Sophia!
According to a
study from the University of Adelaide, the optimal time for
twins to be born to avoid complications is 37 weeks, but many
twins come earlier.
The
twin study, which is published in the journal Genetics in Medicine, was conducted by researchers at Karolinska Institutet together with colleagues
from the European research network TINNET.
For the research, 324 identical and 210 fraternal
twins participated in a
study task that asked them to decide how much money to send to another
study participant — representing trust — and another task that asked them to decide how much money to take away
from another participant — representing distrust.
Apart
from the Ayotzinapa case, Torero was involved in
studying «the structural weaknesses that allowed fire to bring down the
Twin Towers» in the 9/11 attacks and investigating a fire that killed 81 inmates in Chile's San Miguel prison in 2011.
BALTIMORE — Molecular tests may be able to distinguish homosexual
from heterosexual men, a small
study of
twins suggests.
The virus was found when Bas Dutilh of Radboud University Medical Center in Nijmegen, the Netherlands, and colleagues were trawling through data
from faecal samples collected for a 2010
study looking at the microbial gut communities of
twins.
A long - term follow - up
study of 3050
twins from the Finnish
Twin Cohort has shown that midlife, moderately vigorous physical activity is associated with better cognition at old age.
In the new
study, he and his colleagues looked at 789 pairs of adolescent
twins from two ongoing
studies — one
from the Los Angeles, California, area and the other
from Minnesota — who enrolled between the ages of 9 and 11.
After several years of
studying genetic material
from the
twins and their parents, the team came up with two possible scenarios.
Overall, these
twin studies suggest that genes explain between 30 and 60 percent of altruistic tendencies, with the remaining variation coming
from cultural or social effects.
Unique influences
from health and other factors can affect a single member of a
twin pair, Wise explains, however, the design of this
study didn't allow his team to explore such influences.
Not only that, but
studies of
twins and adoptees have shown that about 50 percent of each person's happiness is determined
from birth.
The research sample in the King's College London
study included more than 2,200 British twins from the Environmental Risk (E-Risk) Longitudinal Twin S
study included more than 2,200 British
twins from the Environmental Risk (E-Risk) Longitudinal
Twin StudyStudy.
The 21st - century
studies of
twins have gotten a shot in the arm
from new molecular technologies.
Segal doesn't try to explain such spookily synchronized outcomes, but her
studies suggest that the harmony between identical
twins stems in large part
from shared genetic identity.
She writes a bimonthly news column about notable
twins in academia, the arts, and sports for the journal
Twin Research, and she directs her own behavioral
studies of twins from the helm of the Twin Studies Center at California State University at Ful
studies of
twins from the helm of the
Twin Studies Center at California State University at Ful
Studies Center at California State University at Fullerton.
In a quest to better predict space weather, the Dartmouth researchers
study the radiation belts
from above and below in complementary approaches — through satellites (the
twin NASA Van Allen Probes) high over Earth and through dozens of instrument - laden balloons (BARREL, or Balloon Array for Radiation belt Relativistic Electron Losses) at lower altitudes to assess the particles that rain down.
Directed by Peltonen, the
study represents a collation of national
twin registries
from Denmark, Finland, Italy, the Netherlands, Norway, and Sweden.
Using a major new data source — merged birth and school records for all children born in Florida
from 1992 to 2002 — the researchers
studied the relationships between birth weight and cognitive development by following more than 1.3 million children and nearly 15,000 pairs of
twins from birth through middle school.
In the new
study, Mikhail Pogorelyy and colleagues
from the Ecole normale supérieure in Paris, and the Shemyakin - Ovchinnikov Institute of Bioorganic Chemistry, Moscow, address this excess of T - cell clone sharing between genetically identical
twins.
Constellation of factors
Twin studies have shown that identical
twins (who share the same genes) are more likely to both suffer
from the disorder than fraternal
twins, which has demonstrated that «there's a large genetic component to the disorder,» Cantor says.
For example, common genetic variation accounted for 23 percent of schizophrenia, but evidence
from twin and family
studies estimate its total heritability at 81 percent.
This photograph of Laloo, a circus performer whose child - sized parasitic
twin seems to emerge
from his abdomen, was published in Anomalies and Curiosities of Medicine, a 19th century book on teratology - literally «the
study of monsters» - by George Gould and Walter Pyle.
«It is encouraging that the estimates of genetic contributions to mental disorders trace those
from more traditional family and
twin studies.
Diana, whose
twin sister died
from the same disease, says there are multiple reasons she and John decided to participate in the resveratrol
study, and they now know he was assigned to take the active drug.
The
study, published in the Journal of Investigative Dermatology measured the length of white blood cell telomeres in 1,205
twins from the TwinsUK cohort.
Lead author of the
study, Dr Simone Ribero, a dermatologist
from the Department of
Twin Research and Genetic Epidemiology at King's, said: «For many years dermatologists have identified that the skin of acne sufferers appears to age more slowly than in those who have not experienced any acne in their lifetime.
The new
study — by bringing together data
from more than 20,000 people participating in 11 multi-ethnic
studies around the world — builds a strong case for the role of genetics in PTSD, which had been previously documented on a smaller scale in
studies of
twins.
Latvala and his colleagues used data
from two ongoing population - based longitudinal
studies of Finnish
twins, FinnTwin12 (FT12), of
twins born 1983 - 1987, and FinnTwin16 (FT16), of
twins born 1975 to 1979.
By including data
from both identical and fraternal
twins who were raised together, the
study seeks to account for both environmental and genetic contributions.
From that larger study of adult Caucasian twins, study authors analyzed data from a sample of 1,790 men, provided through structured clinical interviews that included retrospective reports of their own drinking as well as their peers» alcohol - related behaviors from adolescence into young adulthood, ages 12 to 25 ye
From that larger
study of adult Caucasian
twins,
study authors analyzed data
from a sample of 1,790 men, provided through structured clinical interviews that included retrospective reports of their own drinking as well as their peers» alcohol - related behaviors from adolescence into young adulthood, ages 12 to 25 ye
from a sample of 1,790 men, provided through structured clinical interviews that included retrospective reports of their own drinking as well as their peers» alcohol - related behaviors
from adolescence into young adulthood, ages 12 to 25 ye
from adolescence into young adulthood, ages 12 to 25 years.
Data came
from TwinsUK — the biggest UK adult
twin registry of 12,000
twins which is used to
study the genetic and environmental causes of age related disease.
So instead, Risch looked at data
from both
twin and family
studies to estimate the probability that a first - degree relative of a cancer victim — that is, a parent, child, or sibling — would develop the same cancer.
Studies that compare genetically identical
twins with fraternal
twins — who only share half of their
twin's DNA — help distinguish the effects of genes
from the effects of shared environmental factors such as housing, schooling and childhood nutrition.
Some parts of the
Twin Cities can spike temperatures up to 9 °F higher than surrounding communities thanks to the «urban heat island» effect, according to a new
study from the University of Minnesota.
The researchers looked at three different
twin studies from Sweden, the United States and Denmark where both intelligence and age of death was recorded, and where at least one
twin in each pair had died.
What made this
study different
from, say, a
study of human
twins is that the subjects» movements could be tracked in extraordinary detail over a significant portion of their lifespan.
She added that these results
from a national cohort
study are likely to be similar in other populations, although Denmark itself had a lower
twin rate than many other countries between 1995 and 2000.