Sentences with phrase «brain researchers usually»

Not exact matches

Dramatic changes in DNA methylation, a process that usually quashes activity of nearby genes, occur during the first six months of brain development, researchers report February 3 in Genome Research.

The researchers also discovered that a receptor — known as GluR4 — that the NPTX2 protein usually targets in the brain is also found in the kidney cancer samples.

Peering into the subjects» brains using functional magnetic resonance imaging, the researchers found that on average the regions of the brain that usually light up when an individual is aroused, the hypothalamus and fusiform gyrus, responded normally to moderately erotic images.

Among other things, researchers have found that the hippocampus is usually smaller in schizophrenics, whereas some of the ventricles (four cavities at the center of the brain that are filled with cerebrospinal fluid) are larger.

«Alzheimer's brains usually contain evidence of neuroinflammation, and researchers increasingly think that this could be a possible driver of the disease, by causing neurons in the brain to degenerate,» says David Emery, a researcher from the University of Bristol, and an author on the study, which was recently published in Frontiers in Aging Neuroscience.

Their success seems to be a by - product of changes in brain chemistry that usually make older people worse at a task, says psychology researcher Allison Sekuler.

To convert skin cells into motor neurons, the researchers exposed the skin cells to molecular signals that are usually present at high levels in the brain.

Although researchers found that delivering the Isis drug directly into the brain nearly doubled survival time in a mouse model of SMA3, systemic administration in the rodents — which usually die within two weeks — has been shown to extend median survival by up to eight months.

Perhaps not usually, but researchers at Duke University have developed what they call a brain - to - brain interface, which transfers information directly from one rat's brain to another.

In migraine with aura, many researchers now believe, a wave of electrical activity begins — usually at the part of the brain responsible for vision in the occipital lobe, at the back of the head — and then spreads forward over the brain's surface.