Sentences with phrase «which brain samples»

Because he was responsible for making the final diagnosis of what killed a patient, he would know which brain samples were from patients with Alzheimer's disease.

Not exact matches

Scientists have scanned just a few hundred brains on meditation do date, which makes for a pretty small research sample.

It has not been validated on blood samples from people with vCJD, because these have not been made available, says Moser — but the test can detect highly diluted vCJD brain homogenates, which contain the prion, in blood.

The strength of the paper, he says, is that the large number of animals involved provide a good sample of the different ways in which chimp brains age.

Over the course of three years, Horvath and his team analyzed nearly 8,000 tissue samples from these datasets, which included blood, saliva and cells from organs like the brain and the colon.

As part of the experiment, eight volunteers aged 65 and over (from a wider sample of 95 people aged 65 and over) wore a mobile EEG head - set which recorded their brain activity when walking between busy and green urban spaces.

Researchers most commonly study the effect of antidepressants using a technique known as microdialysis, in which they insert a probe into the brain to take tiny chemical samples from the tissue.

The researchers then had other students sniff the samples and scanned their brains with fMRI, which registers activity.

Many people with Alzheimer's die of sepsis, which can be caused by infections, and he believes brain tissue samples could have been contaminated during autopsies with microbes from elsewhere in the body.

This is particularly useful when you consider organs such as the brain which can't be sampled from a patient.

This is still an interesting paper but it would have been better to actually scan the 17 (or 40) patients» brains or follow up a sample of patients with brain injuries sustained in road traffic accidents, combat situations, etc., to see which ones become violent / criminal and whether this relates to the site and extent of the damage.»

Every time the volunteers in the trial were given a dose of the drug, a sample of their cerebrospinal fluid - which bathes the brain and spinal cord - was collected.

This process is particularly useful to recreate cells from organs like the brain, which can't be sampled from a living individual.

Note: I received a free sample of Bulletproof Brain Octane Oil and Coffee, both of which I will review in a future post.

Fatigue, pain, brain fog, depression, digestive symptoms, asthma, kidney disease, sore tongue, and vitamin D deficiency are a sample of the hundreds of possible manifestations of gluten sensitivity, which can affect any part of the body.

It's quite an experience to sample the different ways in which teachers, administrators, museum directors, neurologists, and others have made use of what is essentially a simple claim: rather than the mind / brain having a single all - purpose computer (which yields a single IQ score), it is better described as consisting of a number of relatively independent computers of information, which we call the «multiple intelligences.»

Diagnosis of rabies in cats, dogs, and wild animals is made by sampling brain tissue, which can only be done after sacrificing the animal.

Given their typical age of onset, a broad range of mental disorders are increasingly being understood as the result of aberrations of developmental processes that normally occur in the adolescent brain.4 — 6 Executive functioning, and its neurobiological substrate, the prefrontal cortex, matures during adolescence.5 The relatively late maturation of executive functioning is adaptive in most cases, underpinning characteristic adolescent behaviours such as social interaction, risk taking and sensation seeking which promote successful adult development and independence.6 However, in some cases it appears that the delayed maturation of prefrontal regulatory regions leads to the development of mental illness, with neurobiological studies indicating a broad deficit in executive functioning which precedes and underpins a range of psychopathology.7 A recent meta - analysis of neuroimaging studies focusing on a range of psychotic and non-psychotic mental illnesses found that grey matter loss in the dorsal anterior cingulate, and left and right insula, was common across diagnoses.8 In a healthy sample, this study also demonstrated that lower grey matter in these regions was found to be associated with deficits in executive functioning performance.