Sentences with phrase «on imaging techniques»

HIDDEN CONSCIOUSNESS Adrian M. Owen's article on imaging techniques developed to determine when seemingly vegetative patients are actually conscious [«Is Anybody in There?»]

The detection of metastasis depends on imaging techniques that still can't detect micrometastases.

Not exact matches

Whanger built on their findings by examining high - resolution photographs that uncovered new details of the image, as well as using 3D imaging techniques.

As anyone who has been following the subject of sports - related head injuries knows, the concern about RHI has continue to grow exponentially over the past four years, as researchers have used ever more sensitive and sophisticated imaging techniques such as diffusion tensor imaging (DTI) and fMRI to identify short -, medium, and long - term effects on the brain of RHI.

The scanner, quiet enough for a baby to sleep inside, relies on a new brain - imaging technique called diffusion MRI, which maps long - distance white matter connections in the brain by tracking the movement of water.

The new technique for functional imaging allows probing of regions on the order of billionths of meters, or nanometers, to characterize a sample's surface hills and valleys, its elasticity (or «bounciness») throughout deeper layers, and its chemical composition.

Over the last half - century, protein structure data from imaging techniques like X-ray diffraction and electron microscopy has mounted, and protein structure databases store at - the - ready information on sequencing and structure.

Now, using a high - resolution eclipse - imaging technique, a team led by Miloslav Druckmüller at the Brno University of Technology in the Czech Republic has linked the strange patterns to plasma eruptions on the sun's surface, called solar prominences.

He became interested in applying his background in imaging techniques and X-ray crystallography to develop a therapeutic solution that relied on nanotechnology — a real - time biosensor that could continuously and non-invasively monitor someone's blood serotonin, and help them fight off blood clots even before they form.

«Proxima b has drawn a chalk line high up on the wall, and we are all now jumping to reach it,» says Matthew Kenworthy, an astronomer who works on new planet - imaging techniques at Leiden Observatory in the Netherlands.

«Clearer vision of what's inside a tumor and what's going on in there: Researchers combine powerful imaging and metabolic analysis techniques to record disease events in high resolution.»

Modern brain - imaging techniques that track blood flow and cell activity indicate the precuneus is involved in imagination, self - consciousness and reflecting on memories.

They used a wide range of imaging and biophysical techniques to characterize MP1's destructive effects on the membranes.

The University of Manchester researchers say their groundbreaking work — using synchrotron - imaging techniques — sheds new light, literally, on the healing process that took place when these magnificent animals were still alive.

High - resolution imaging techniques, used to investigate the shape and distribution of ploughmarks on the sea floor in Pine Island Bay, allowed the researchers to determine the relative size and drift direction of icebergs in the past.

The finding that the molecules are abundant in the gut of earthworms was made possible by using modern visualization techniques based on mass spectrometry (MALDI imaging).

But the region between those outlying neighborhoods and the close - in domains of hot Jupiters and super-Earths remains stubbornly out of reach: too close to the star for direct imaging, too far for indirect techniques relying on stellar wobbles or dimming.

Funded and supported by English Heritage, and using advanced underwater imaging techniques, the project led by Professor David Sear of Geography and Environment has produced the most accurate map to date of the town's streets, boundaries and major buildings, and revealed new ruins on the seabed.

The very high - tech stuff we rely on includes functional magnetic resonance imaging, magnetic encephalography, and some very, very sophisticated electroencephalography — one of the techniques used to test so - called guilty knowledge.

Above all, Mankoff says testing of new imaging methods should focus on applications where they clearly represent an advance for patients over other imaging or biopsy - based techniques.

«The imaging technique could shed light on the immune dysfunction that underpins a broad range of neuroinflammatory diseases, such as Alzheimer's disease, depression, post-traumatic stress disorder and addiction,» said Christine Sandiego, PhD, lead author of the study and a researcher from the department of psychiatry at the Yale School of Medicine in New Haven, Conn. «This is the first human study that accurately measures this immune response in the brain.

Currently, Min's team is working on applying this technique for imaging glucose uptake dynamics in mice.

Donald Plewes, a physicist who works on medical imaging at the University of Toronto in Canada, says the technique gives a precise measure of stiffness that does not depend on the surgeon's subjective opinion.

Franklin was also a brilliant chemist and a master of X-ray crystallography, an imaging technique that reveals the molecular structure of matter based on the pattern of scattered X-ray beams.

VTT Technical Research Centre of Finland has analysed the effectiveness of its beauty patch, using a technique for imaging live tissue to demonstrate the patch's beneficial effects on the skin.

A lucky fossil find and a novel imaging technique have brought researchers closer to understanding the mysterious origins of the sea spider, a spindly arachnid that dwells on the ocean floor.

Based on its extensive field programme, ECO2 recommends that overburden, seabed, and water column should be monitored with 3 - D seismic techniques, high - resolution bathymetry or backscatter mapping of the seabed, hydro - acoustic imaging of gas accumulations and outlets, video and photo imaging, chemical detection of dissolved CO2 in ambient bottom waters.

After talking with the lawyer, Karen eventually connected with a University of Pittsburgh research team working on a new brain imaging technique.

Using a powerful imaging technique that allowed the scientists to track the presence and movement of parasites in living tissues, the researchers found that Toxoplasma infects the brain's endothelial cells, which line blood vessels, reproduces inside of them, and then moves on to invade the central nervous system.

I also think that the next revolution in science might be new imaging techniques to observe our cells and molecules in real time within the entire body during infections or cancer or even while we watch our favorite movie star on video in our doctor's office.

The scientists used a high - resolution imaging technique called x-ray crystallography and found that MR191 neutralizes the virus by mimicking the host receptor and plugging into a spot on the viral surface called the receptor binding site.

Several imaging techniques, such as MRI, are already based on the link between blood volume and neuronal activity.

«This characteristic makes gold nanorods attractive for use in catalysis, security materials and a range of biomedical applications, such as diagnostics, imaging, and cancer therapy,» says Joe Tracy, a materials science and engineering researcher at NC State who is senior author of a recent paper on the improved technique.

In announcing the award, Australian science minister Peter Cook noted that the work on mineral exploration had laid the foundation for use of satellite imaging techniques in a range of areas.

This advance could help spur the development of a technique known as inertial imaging, which makes use of several vibration modes to image an object as it sits on a nanomechanical resonator.

The fluorescence label on the probe also allows it to be detected via high - resolution imaging techniques in tissues and organs at depths of up to one millimeter, which enables researchers to effectively monitor the in vivo enzymatic activities of MAO - B in living systems.

To study possible brain injury from heading, the researchers used diffusion tensor imaging (DTI), an advanced MRI - based imaging technique, on 37 amateur adult soccer players (median age 31 years) who had all played the sport since childhood.

Drawing on ADNI data, which helped link Alzheimer's disease to a common gene called CLU, researchers used this imaging technique in other people to discover that the brain wiring of gene carriers is impaired decades before the disease typically strikes.

That's orders of magnitude faster than any current receive - only ultrafast imaging techniques, which are limited by on - chip storage and electronic readout speed to operations of about 10 million frames per second.

MRI is ideal for medical imaging because it's milder than techniques like CT scans or X-rays since it's not as invasive and does not rely on ionizing radiation.

Now imaging techniques are providing answers by following microbes on the move.

Imaging techniques that rely on light — such as taking pictures of cells tagged with a «reporter gene» that codes for green fluorescent protein — only work in tissue samples removed from the body.

They designed a functional magnetic resonance imaging (fMRI) experiment to specifically track thoughts related to memories» contexts, and put a new twist on a centuries - old psychological research technique of having subjects memorize and recall a list of unrelated words.

A very small imaging dose of protons — much smaller than that used for treatment — travels through the body region to be imaged; measuring the energy lost on the way allows a picture of that volume to be taken using tomographic techniques.

Many medical imaging techniques focus on anatomical structures, but positron emission tomography (PET) is different: It produces pictures that highlight what cells are doing.

Neuroscientist Andy Shih of the University of California at San Diego uses this imaging technique to measure vessel diameters and track blood flow rates, which change constantly depending on the needs of the local neurons.

The device is based on a variation of magnetic resonance imaging, the medical imaging technique that produces «slices» of the body.

Using a special imaging technique, Northwestern Medicine scientists have discovered the toxic build - up of amyloid protein is greater on the left side of the brain — the site of language processing — than on the right side in many individuals living with PPA.

Nectow and his colleagues zeroed in on the dorsal raphe nucleus, or DRN, when whole - brain imaging made with iDISCO, an advanced technique developed at Rockefeller, revealed that this part of the brain becomes activated in hungry mice.

Using ultrafast 4 - D imaging, the new UEC technique allows researchers to «film» the atomic mechanism behind the recording process in memories based on phase change materials.