Scan in Biological News

Columbia researchers: Growth of CT scan use may lead to significant public health problem

NEW YORK Computed Tomography (CT) scans are an increasingly used X-ray-based tool for providing a three-dimensional view of a particular organ or tissue. The value of CT scanning to diagnose injury, cancer and other health problems is undisputed. But are these scans being used too frequently, in ...

Massive microRNA scan uncovers leads to treating muscle degeneration

Researchers have discovered the first microRNAs tiny bits of code that regulate gene activity linked to each of 10 major degenerative muscular disorders, opening doors to new treatments and a better biological understanding of these debilitating, poorly understood, often untreatable diseases. Th...

CT scan reveals ancient long-necked gliding reptile

Close up CT scan, composite image of fossil gliding reptile Mecistrotrachelos apeoros. Curved foot and ribs are clearly visible The fossilized bones of a previously unknown, 220 million-year-old long-necked, gliding reptile may remain forever embedded in stone, but thanks to an industrial-size ...

New brain scan technology could save babies' lives

A revolutionary portable brain scanner under development could aid the treatment, and in some cases help save the lives, of premature and newborn babies in intensive care. By providing vital information about brain function at the cot side, the scanner avoids the need to move critically ill babie...

Brain Scan Study of Smokers Reveals Signature of Craving

Not all smokers are alike when it comes to cravings, and a new study conducted by researchers at Duke University Medical Center suggests the difference may lie in their brains' sensitivity to drug cues. The researchers found that smokers who report a greater urge to smoke after a period of abstinen...

Whole-body MRI Takes Less Than 20 Min To Scan A Patient's Entire Body For Cancer Spread To Bone

Whole-body MRI with an automatic moving table is effective for evaluating the entire skeleton in patients with suspected bone metastasis (cancer that has spread to the bone from other parts of the body) in a single imaging scan-and it only takes between 15 and 18 minutes, say two different European...

A crystal ball for brain cancer?

... UCLA researchers have uncovered a new way to scan brain tumors and predict which ones will be shrunk by the drug Avastin -- before the patient ever starts treatment. By linking high water movement in...

M2SYS Technology to Offer Desktop Biometric Technology to Kronos Customers

...risk, and improve workforce productivity. Bio-SnapON(TM) runs on a PC and authenticates employees with a USB biometric reader. Requiring a biometric scan eliminates "buddy punching", the act of one employee punching in for another, which can translate into substantial savings for employers. "The M2...

ACS Technologies(TM) Selects M2SYS for Innovative Biometric Software

...plication without requiring any code-level development effort. ACS Technologies customers can retrieve member profile information with a single finger scan on a M2SYS fingerprint reader or finger vein scanner, eliminating the need for passwords, barcodes, and PINs. "We carefully evaluated a number o...

New MRI technique could mean fewer breast biopsies in high-risk women

...ock. "They don't get resolution in the other planes to make it a reasonable scan time. We found a way around that." With the team's powerful technique, a...g ways to image both breasts simultaneously a development that could slash scan time and free valuable MRI space for additional patients. "If you have a sc...

Study on keeping nuclear bombs from US ports shows misplaced fear over cargo scanning cost

...rotocol that emphasizes screening (a rapid primary scan of all containers, followed by a more careful secondary scan of only a few containers that fail the primary tes...I). The SFI protocol uses drive-through portals to scan every container as it enters a port terminal, and ...

M2SYS Technology to Offer Desktop Biometric Technology to Kronos Customers

...risk, and improve workforce productivity. Bio-SnapON(TM) runs on a PC and authenticates employees with a USB biometric reader. Requiring a biometric scan eliminates "buddy punching", the act of one employee punching in for another, which can translate into substantial savings for employers. "The M2...

Cancer-causing protein can also help fight the tumors it causes

...nst this specific threat. "When immune cells scan their targets they bind to their targets," he says...ir cell of origin. Rechavi is now conducting a scan of proteins in an attempt to identify which ones h...The TAU researchers have developed a technology to scan hundreds of proteins and have already discovered m...

Aussie and Kiwi researchers make double MS genetic discovery

...alia (MSRA) Gene Bank and involved scanning the DNA of 1,618 people with MS and 3,413 people without MS (controls). Using a genome-wide association scan (GWAS), researchers scanned the entire human genome in broad brushstrokes; looking at genetic landmarks in the genome and then progressively narrowing...

Meet DNA's personal assistants

...I am helping scientists find the microRNA fingerprint," says Dr. Shomron, who started this work at MIT. "Using the DNA chip I've built, scientists can scan all human microRNAs at the same time and associate them with various pathologies. This gives them volumes of new information about the diseases they a...

From cars to cancer: UH professor employs auto industry tools for tumor therapy

...ensional images of many types of tissue. "A CT scan is used to collect information with respect to tum...r size, location and volume," he said. "But the CT scan itself is a source of harmful radiation to body ti...ce." Kamrani hopes that, based upon initial CT scan readings, the team will be able to classify tumors...

Early detection of lung cancer: New data presented at multidisciplinary meeting

... tomography is not available. In another abstract, UK scientists report that a new approach to diagnosis that ensures a patient has had a chest CT scan before they attend a clinic has the potential to reduce the time between their first abnormal chest X-ray and final diagnosis. Also during the conf...

Poison: It's what's for dinner

...te animals disarm plant defenses. Until the advent of genetic techniques to scan an animal's genome, or genetic blueprint, "we could only look at one, two o... In the new study, Dearing and colleagues used microarrays designed to scan laboratory rat genes a glass slide containing tiny fragments of some 40,00...

Poison: It's what's for dinner

...te animals disarm plant defenses. Until the advent of genetic techniques to scan an animal's genome, or genetic blueprint, "we could only look at one, two o... In the new study, Dearing and colleagues used microarrays designed to scan laboratory rat genes a glass slide containing tiny fragments of some 40,00...

Redefining what it means to be a prion

...ntified, researchers in Lindquist's lab devised a high-throughput method to scan the entire yeast genome, detect probable prion-coding sequences, and confir...opment and a great deal of work but the results were very exciting." The scan located about 200 candidate prion-coding sequences in the yeast genome. The...

Gorilla gets MRI at Bronx Zoo

...ampaign for their assistance in performing a brain scan on a gorilla at the Bronx Zoo. The on-site pro...wheels that conducted a comprehensive neurological scan on the brain of Fubo, a 42-year-old western lowlan...tive at imaging organs and soft tissue than the CT scan (computed tomography) and is often used in neurolo...

Making a point: Picoscale stability in a room-temperature AFM

... Just like photographers use the stability of a tripod and longer exposures to improve picture quality, the JILA team used their improved stability to scan the AFM probe more slowly, leading to a 5-fold improvement in AFM image quality. A bonus, says Perkins, is the technique works with standard commercia...

Interventional treatment can be recommended as first-line treatment for 'silent killer'

...s are not justified; if a three-month surveillance scan doesn't demonstrate any abnormalities, then patien... (7.2 percent), of which six (1.3 percent) were CT scan surveillance detected. "It is remarkable in my ...terventions coupled with the need for prolonged CT scan surveillance," he said. "Endovascular repair reduc...

Freezing kidney cancer: Hot treatment should be new gold standard for destroying small tumors

... within the medical community to gauge the success of a kidney tumor treatment optionsince most kidney tumors would be visible within a year with a CT scan or MRI. The use of percutaneous cryoablation should not be limitedas it has beento patients who have other diseases that make surgery very high risk, ...

UConn chemists find secret to increasing luminescence efficiency of carbon nanotubes

...erial blockages and other internal problems. Rather than relying on potentially harmful x-rays or the use of radioactive dyes, physicians could simply scan patients with an infrared light that would capture a very sharp resolution of the luminescence of the nanotubes in problem areas. UConn's process o...

EPA to study Puerto Rico waters and marine habitat

...rthwest coast. The 224-foot-long, 43-foot-wide OSV BOLD is equipped with state-of-the-art sampling, mapping, and analytic equipment including side scan sonar, underwater video, water sampling instruments, and sediment sampling devices, which scientists use in a wide variety of ocean monitoring activit...

Study examining role of genetics and environment in type 1 diabetes

... TEDDY research team provides extremely close monitoring including the earliest possible disease diagnosis. "There are three different proteins we can scan for in the blood that are basically byproducts of the process of the immune system attacking the pancreas," Mrs. Hopkins says. While there is still no...

Study finds life-saving trend among seagulls

...ndy. He compared the activity of gulls that were sleeping relative to the alertness of their neighbours. "Gulls sleep with one eye open and constantly scan the group. Based on my observations, we know now that they are judging the level of vigilance of their peers to mimic it. This adds a new complexity t...

Eosinophils as markers for asthma

...any Decode Genetics together with Helmholtz Zentrum Mnchen and a number of other international research institutes performed a genome-wide association scan of more than 50,000 test persons. The researchers found several sequence variants associated with asthma. "Two of the detected sequence variants ar...

Famous fossil Lucy scanned at the University of Texas at Austin

...nment, have completed the first high-resolution CT scan of the world's most famous fossil, Lucy, an ancien...l Arts, led the scientific team that conducted the scan of Lucy, whose remains include about 40 percent of...reated a large, specialized toolkit to process the scan data and to extract the maximum amount of informat...

Biologists solve mystery of black wolves

...part of the research on the Yellowstone wolves, VonHoldt conducted a genome scan and studied more than 50,000 genetic markers in order to assess genetic var...rvational data that "we can integrate with our genetic data." "We can scan the dog's genome and find associations between a particular marker and a tr...

Good liquid, bad liquid

...programs/gc_1220462488919.shtm ). Now known as MagViz, the system adapts the magnetic resonance imaging (MRI) technology, typically used by doctors to scan brains, to screen for harmful liquids, gels, and lotions. Similar in size and shape to an X-ray machine, a working MagViz prototype was on display ...

Early humans had 'jaws of steel'

...lt a virtual model of the A. africanus skull and were able to see just how the jaw operated and what forces it could produce. "We started with a CT scan of a skull that is one of the most complete specimens of A. africanus that we have," said Spencer, researcher in ASU's Institute of Human Origins and ...

Scattered light rapidly detects tumor response to chemotherapy

...t as it is scattered back. The technique is able to provide representations of sub-cellular structure without disrupting the cells, and can be used to scan a large number of cells in a short time. "Now, oncologists typically judge if a chemotherapeutic agent is working by looking for shrinkage in the t...

Stress disrupts human thinking, but the brain can bounce back

... that those problems resulted from stress-induced changes in their brain anatomy. The new study, using functional magnetic resonance imaging (fMRI) to scan the stressed students' brains, is a robust example of how basic research in an animal model can lead to high-tech investigations of the human brain. ...

Researchers identify 4 genetic hotspots associated with psoriasis

... SALT LAKE CITY A genomewide scan of millions of genetic mutations has revealed four new DNA "hotspots" that affect the risk for psoriasis, a national group of researchers led by the U...

GEN reports on growing reliance on microfluidics technology

...y, the sample next flows down a capillary path and interacts with an antibody array. The interactions are detected in the company's Triage Meters that scan the array device with a laser diode. Other companies covered in the GEN article include ChipShop, Genefluidics, Paraytec, CellASIC, and DiscoveRx...

MUHC and McGill scientists explain genetic disease first discovered in Quebec 24 years ago

... combined to crack the genetic puzzle at the heart of cblF. In Germany, Dr. Frank Rutsch and his colleagues used DNA from patients to conduct a genome scan for shared regions of DNA sequence. Simultaneously in Montreal, Isabelle R. Miousse, a graduate student of Dr. David Rosenblatt Chairman of Human Gen...

Mayo: Variants in gene on X chromosome associated with increased susceptibility to Alzheimer's

...nd individually to have only modest effects on risk. "When we set out to scan the genome for Alzheimer's disease susceptibility genes, we were not at all... than the well-established APOE gene. Fortunately, the unbiased genome-wide scan that we undertook enabled us to identify PCDH11X, a previously unsuspected ...

High numbers of right whales seen in Gulf of Maine

...e are two pilots for safety, two observers and a data recorder. Special domed or "bubble" windows on each side of the aircraft permit each observer to scan a wide range of ocean surface. A removable window in the back of the plane allows them to take clear photographs of any right whales they see. Other s...