Sentences with phrase «of brain genes»

The evolution of brain genes, therefore, appears purely human, the scientists say.

The brain attempts to adapt and respond to those challenges and that occurs in large part through changes in expression of brain genes through epigenetic mechanisms.

Not exact matches

Since I surround myself with adventurous people and feed my brain with a lot of curious indulgences, it only makes sense that I like to travel often, even though I don't possess the sexy - sounding «wanderlust gene.»

The Kamens claim the main thing that distinguishes their foundation from other brain tumor foundations is their focus on pediatric brain cancer specifically, as well as their close ties with pharmaceutical and biotech companies working in the fields of immunotherapy and target gene therapy.

And you only appear cute to your mother because of biological chemistry: her brain tricks her into finding you attractive in order to carry on her genes.

Erzen writes that «studies such as those of Simon LeVay and Dean Hamer, which argue that a gay brain or gay genes exist, are revered as the basis for a minority identity and entrance into U.S. civil rights discourse.»

On the contrary, he finds it useful to ponder an array of reductionist attempts to explain the existence of religion, from that which seeks to pinpoint the area of the human brain or the specific genes connected to religiosity to that which sees religion as a malfunction of the human mind or a vestigial remnant from a primitive stage of human development suitable only for whimpering, immature dullards (a point of view championed by the new atheists).

It is for this reason that utopian thinking led some of its modern promoters, such as Arthur Koestler and Carl Sagan, to propose ways of «improving» human beings by biological manipulation such as surgical removal of certain centers in the brain or by genetic engineering to remove «bad» genes.

2) As to Neanderthal they did not have the brain capacity (Steve Olson, Mapping Human History: Genes, Race, and Our Common Origins (New York: Houghton Mifflin Co., 2002), to wonder, thus not the first Adam 3) Nicodemus went to Jesus in the dark of night and Jesus said «I have spoken to you of earthly things and you do not believe so how can you believe when I speak of heavenly things».

Blakemore argues that a single gene mutation could in fact have been the cause of this increase - for in fact only one extra cell - division step would cause a doubling of brain size.

We can compare the diverse tasks performed by a colony to the many proteins generated by gene transcription, to various cell types of a developing embryo, or to the firing patterns of neurons in the brain.

What all these have in common is that, without any central control, individual units (genes, cells neurons or workers) respond to simple, local information, in ways that allow the whole system (cells, brains, organisms or colonies) to function: the appropriate number of units performs each activity at the appropriate time.

The football brain Theo gene is wengers influence an lack of development.

Neuroscientists have over the past decade uncovered evidence, both in rodent and human studies, that parental caregiving, especially in moments of stress, affects children's development not only on the level of hormones and brain chemicals, but even more deeply, on the level of gene expression.

Genetic factors drive this early overproduction of neurons, Schore explains, but the brain awaits direction from the social environment, or epigenetic processes, to determine which synapses or connections are to be pruned, which should be maintained, and which genes are turned on or off.

Early life stress, such as an extreme lack of parental affection, has lasting effects on a gene important to normal brain processes and is also tied to mental disorders.

And while scientists can't point to a «happiness» gene or isolate a «moody» nodule in the brain, an abundance of research shows that your baby's temperament — her basic emotional and social style — is hardwired in her brain.

Procured from algae, algal oil is source of DHA, an important long - chain omega - 3 that supports brain development, immune balance, and healthy gene expression.

Other research shows that ADHD children with a particular gene variation have thinner tissue in the area of the brain that's associated with attention.

Observed parenting behaviors interact with a polymorphism of the brain - derived neurotrophic factor gene to predict the emergence of oppositional defiant and callous — unemotional behaviors at age 3 years

The disruption of prenatal cellular activity in zebra fish, which share 80 percent of their genes with humans and are considered a good model for studying human brain development, seemed to result in hyperactivity, according to the Canadian study, which was published Monday in the Proceedings of the National Academy of Sciences.

Although this could mean that new genes are turned on in middle childhood, it is more likely that the same genes have different effects in the brains of 8 - year - olds as compared to 4 - year - olds (Plomin, 1986).

(Some research has homed in on a gene that codes for a transporter of the brain chemical serotonin.)

He looked closer at a specific gene known to regulate levels of the brain neurotransmitter serotonin — a lack of which is found in people with depression.

«We wondered whether some of those same genes could also cause seizures if they were expressed in the brain and, if so, whether those genes would also place people with epilepsy at risk not only for having epilepsy but also an abnormal heart beat and risk of death,» said Noebels.

«Some people are protected from the effects of sleep deprivation by this particular gene variation but, for most of us, sleep loss does something to the brain that simply prevents us from switching gears when circumstances change.»

But over the past decade, researchers have identified hundreds of gene variations that seem to affect brain development in ways that increase the risk of autism.

The researchers then found that these same genes carry an additional risk for a phenomenon called spreading depolarization, a slowly - progressing, temporary electrical blackout of a region in the brain.

She demonstrated that early experience leads to lasting changes in the molecular structure of the brain and discovered a gene involved in the spread of brain cancer cells into healthy brain tissue.

There has been considerable interest, for example, in a gene that produces low levels of an enzyme called monoamine oxidase A (MAOA) in the brain.

What's more, these genes are expressed in both the auditory and visual cortices of the brain during childhood development, the researchers report today in the Proceedings of the National Academy of Sciences.

Another of the genes, SLC4A4, is involved in regulating the pH of the brain, which has been linked to anxiety and panic attacks.

These included sites involved in regulating gene activity during brain development and initiating the transcription of genes.

They have discovered two new genes implicated in two medical conditions and conducted one of the cheapest clinical trials in history, formulating a nutritional formula from pig brains that supplements a protein missing in a rare developmental disorder.

Dr. Giedd's research team seeks to use cutting edge technologies to explore the relationship between genes, brain and behavior in healthy development and in neuropsychiatric disorders of childhood onset.

«Manyfold more genes were regulated in the resilient animals than in the susceptible animals across several brain regions,» says Eric Nestler, director of The Friedman Brain Institute at Icahn School of Medicine at Mount Sbrain regions,» says Eric Nestler, director of The Friedman Brain Institute at Icahn School of Medicine at Mount SBrain Institute at Icahn School of Medicine at Mount Sinai.

Gene therapy delivered to a specific part of the brain reverses symptoms of depression in a mouse model of the disease — potentially laying the groundwork for a new approach to treating severe cases of human depression in which drugs are ineffective.

A new mouse model of a genetically - linked type of autism reveals more about the role of genes in the disorder and the underlying brain changes associated with autism's social and learning problems.

15 years after a gene defect was found to increase the risk of schizophrenia 30-fold, scientists have figured out how it might cause the brain disorder's debilitating symptoms

A number of individual genes have been linked to suicide, such as those involved in the brain's response to mood - lifting serotonin, and a signalling molecule called brain - derived neurotrophic factor (BDNF), which regulates the brain's response to stress.

Their brains differed in the activity of over a hundred genes that provide cells with energy, influence chemical communications in the brain and strengthen the connection between nerve cells.

Because this imprinting affects hundreds of genes that are non-coding, including microRNAs and non-coding RNAs, it's a very interesting fine - tuning mechanism for the dosage of gene expression in the brain and elsewhere in the body.»

Research published in the October 21 issue of Science Translational Medicine uses a virus to deliver an extra dose of the gene p11 to the adult mouse brain.

While they don't have definite answers, besides having good genes, Kawas said, the answer is probably a combination of being resilient to Alzheimer's Disease and also that they did not develop other dementia - causing conditions, such as microscopic infarctions that occur when blood flow is blocked from certain regions of the brain and hippocampal sclerosis, which causes neuron loss.

Apparently, NPAS4 accounts for some addiction - related learning and memory processes in the brain, but not all of them, meaning that HDAC5 must be regulating additional genes that reduce relapse events.

But, he adds, «thinking about delivering a gene to the brain poses all sorts of challenges.»

Most of these genes are predominantly expressed in brain tissue.

Crucially, this molecule seems to damp down the activity of a gene involved in glutamate signalling in the brain.

Examples of gene networks in the hippocampus affected by brain trauma.

Nearly two dozen of the altered genes are present in both the hippocampus and the blood, which presents the possibility that scientists could develop a gene - based blood test to determine whether a brain injury has occurred, and that measuring some of those genes could help doctors predict whether a person is likely to develop Alzheimer's or other disorders.