Sentences with phrase «gene variation influences»

Interaction between BDNF Val66Met and dopamine transporter gene variation influences anxiety - related traits

Not exact matches

«Variation at a central metabolic gene influences male fruit fly lifespan.»

The study found that in the 18th and 19th centuries, about four to 18 per cent of the variation between individuals in lifespan, family size and ages at first and last birth was influenced by genes, while the rest of the variation was driven by differences in various aspects of their environment.

What turns out [is] that scientists are having [a] really, really hard time finding them, and what that tell [s] us is that there are these genes that influence intelligence but each particular gene is responsible for a tiny, tiny amount of variation — like a fraction of 1 percent.

In all, the study included the data of more than 23,000 people to show that approximately 12 percent of a person's variation in delay discounting can be attributed to genetics — not a single gene, but numerous genetic variants that also influence several other psychiatric and behavioral traits.

They discovered that genetic variation influencing a person's risk for multiple sclerosis, rheumatoid arthritis, and type 1diabetes is more likely to control gene activity in T cells than in monocytes.

This research shows how global studies of our genes can give insight into how our taste for different foods may have been influenced by variation in our ability to smell, and, excitingly, show that it is possible to see back into deep evolutionary time and reconstruct the sensory world of our distant ancestors.

Dopamine influences a lot of brain function, so the gene variation could be behind the difference in swan attitudes.

The tests and scans revealed that variation in the genetic code of genes known as ARVCF and FADS2 influenced the risk of brain injury on MRI in the babies.

The research was also the first to consider whether variation in the burn receptor gene might influence alcohol sensations, which has not previously been linked to alcohol consumption.

Francesco Cipollone of the «G. d'Annunzio» University of Chieti, Italy, and colleagues wondered whether genetic variations in the gene for COX - 2, an enzyme that stimulates prostaglandin production, might influence heart attack and stroke risk.

A single variation in the gene for brain - derived neurotropic factor (BDNF) may influence obesity in children and adults, according to a new study funded by the National Institutes of Health.

«In this new study we found strong evidence that variation in the glycophorin gene cluster influences malaria susceptibility.

Because the genes help produce nicotine's buzz, a team led by Robert Weiss, a geneticist at the University of Utah in Salt Lake City, wanted to determine if variations in their sequences influence whether people develop a stronger addiction to cigarettes.

The research in his laboratory involves the study of the nature and extent of human immunodeficiency virus (HIV) genetic variation, the biological and evolutionary processes that have produced the observed patterns, and the human genes and their relevant genetic variants that influence susceptibility or resistance to HIV infection.

This study was the first to consider whether variation in the burn receptor gene might influence alcohol sensations.

Even though we all have the same genes, there are small variations that can influence gene activity.

Undoubtedly there is sequence variation that influences gene expression but isn't well - captured by SNP arrays.

Host genetic variations in glutathione ‑ S ‑ transferases, superoxide dismutases and catalase genes influence susceptibility to malaria infection in an Indian population.

Everyone has the same genes, but variations in them influence whether or not a person gets a specific disease.

In this session, we review the recent advances in the identification of non-coding mutations and structural variations that influence gene regulation and their consequences for human disease.

11:30 AM The influence of structural variation on genomic integrity and gene regulation.

For well over a decade, we've explored how genes influence skeletal variation and how this has evolved through time.

However, the good news is that according to the 2011 study even moderate physical activity such as walking is able to reduce the negative influence of this obesity - related gene variation by more than 25 %!

Although the study of psychological genetics is in its infancy and much is still to be learned, in this article, we present data suggesting that variation in several genes known to affect brain function appear to influence the degree to which one is emotionally responsive to the social environment.

We examined the influence of a common allelic variation in the dopamine receptor D4 (DRD4) gene and caregiver quality on temperament in early childhood.

This investigation examined the extent to which polymorphisms of the serotonin transporter linked promoter region (5 - HTTLPR) and the dopamine receptor D4 (DRD4) genes differentially influenced the development of attachment security and disorganization in maltreated and nonmaltreated infants at age 13 months, and the extent to which the efficacy of preventive interventions to promote attachment security were influenced by genetic variation.

Moreover, they have shown that, through differential patterns of DNA methylation of the promoter region and thereby differential expression of the estrogen receptor alpha gene in the medial preoptic area (MPOA) of the brain, this individual variation of early experience influences adult reproductive behaviour, suggesting a mechanism for intergenerational transmission of the pattern of maternal care [137, 138].

Evidence that variation at the serotonin transporter gene influences susceptibility to attention deficit hyperactivity disorder (ADHD): analysis and pooled analysis

Variation at the mu - opioid receptor gene (OPRM1) influences attachment behavior in infant primates

From early models, temperament has been thought to have a constitutional basis.1 Recent evidence is showing that polymorphic variation in dopamine - related genes is associated to individual differences in EC and attentional control.16 However, the relevance of the biological endowment for EC does not mean that this ability can not be influenced by experience.

Related to this question, recent research suggests that particular polymorphisms, often those linked to risk for pathology, make the individual more susceptible to be influenced by parenting and other experiences.24 - 26 For example, children carrying the 7 - repeat variation of the DRD4 appear to benefit more from interventions directed to prevent behaviour problems than those carrying other variations of the gene.24 Nonetheless, further research is needed on how and to what extent EC skills may be influenced by the interplay between constitution and experience.