Tag: "diagnostic" at biology news

Bio-X awards $3 million in grants for imaginative interdisciplinary research and education projects

...roject - one of the 19 grant recipients - combines diagnostic radiology with state-of-the-art-computer imaging. ...proved compared with earlier devices. As a result, diagnostic radiologists who interpret the pictures often try to look at as many as 1,000 separate images of a s...

Brain size in premature infants significantly smaller than full-term babies

...he Yale Child Study Center, associate professor in diagnostic radiology, and lead author of the study. "Not all children born prematurely showed these abnormalities, but those born at a younger gestational age were most affected. The magnitudes of the abnormalities in fact were directly proportional to how earl...

Studies at UNC plumb tumor resistance to treatment

...n the go-ahead for testing it in human tumors as a diagnostic tool. In the test, the chemical pimonidazole is injected into the patient. As it circulates throughout the body, it binds only to cells that have low oxygen concentrations. The tumor is then biopsied, usually the next day. Using special antibodies ...

UK scientists make major advance with novel chromosome testing technique

...Full chromosomal analysis has not been possible in diagnostic cases up to now as existing technology has limited analysis to a small number of chromosomes per cell. In most studies only 5 of the 24 different types of chromosome have been tested. But Dr Wells and Prof. Delhanty have developed a novel technique w...

Scientists find gene that fuels 'sexual arms race'

...netic circuit that governs sexual dimorphism - the diagnostic differences between the sexes - has been found and characterized. The discovery, described in the Thursday, Nov. 30, edition of the British scientific journal Nature, is important because it not only shows how and why animals dress for reproductive s...

UC Davis M.I.N.D. Institute launches new program to identify biomarkers for autism and other disorders

... the M.I.N.D. Institute. "Our goal is to develop a diagnostic test within five years to accurately identify those newborns who are likely to develop autism. Identification of susceptible children is the first step to prevention of full-blown autism, and if we can prevent even 10 percent of the new cases of auti...

Researchers question drug for chronic fatigue syndrome

... periods of time. When tilted head-up on a special diagnostic table, most patients developed a sudden drop in blood pressure known as neurally mediated hypotension (NMH). Some study participants reported substantial relief in their lightheadedness and CFS symptoms when treated with a combination of an increase...

Blood test for diagnosing schizophrenia

...hite blood cells called lymphocytes as a potential diagnostic test for schizophrenia. To examine this possibility, the scientists compared blood samples taken from people with schizophrenia in mental hospitals in Israel with blood samples from healthy individuals. Since identifying dopamine receptors on the sur...

Hessian fly genomics research will benefit wheat farmers, others

...eat, but also could lead to the development of new diagnostic tools to help wheat farmers know which resistant varieties of wheat to plant to overcome the infestation. Because it would be the first time that avirulence genes have been cloned in an insect, it also would provide clues to the genetics of other ins...

Genome project finds the 'triggers' for E. coli illness

...ll help in vaccine development and in creating new diagnostic tests. Preventive measures are extremely important with E coli O157:H7 because of its low infectious dosage and relative resistance to heat. "The species E. coli is remarkably versatile. It can be found normally in human intestines and is also capabl...

Novel route to lupus-like disease in mice

...s us is that there are currently very few clinical diagnostic tests for carbohydrate-based disease. Its only been in the last five years that such syndromes have been discovered. And those were found serendipitously by a test for alcoholism that detects abnormal glycosylation in the liver due to alcohol intake,...

Fighting breast cancer at the molecular level

... also detect patient relapses much earlier. The diagnostic tests the researchers are trying to develop includ...the School of Veterinary Medicine. Kousoulas said diagnostic tests for cancer, such as blood tests, would look at pieces of human RNA, or ribonucleic acid. Sinc...

The future belongs to proteomics

...guess is that the pathway of a new proteomic-based diagnostic or treatment from the academic laboratory to prototype to engineering to commercial application will be rapid and will continue to shrink," he said....

New technology expands 'molecular photography' options

... the proliferation process and might serve as good diagnostic markers or molecular drug targets," Caprioli said. Caprioli is working with Vanderbilt-Ingram Cancer Center investigators Dr. Dennis Hallahan, Dr. Robert J. Matusik, Dr. Robert J. Coffey Jr., and Dr. Robert J. Weil to image proteins in prostate, colo...

Halfway human

... of interbreeding in bones. He used a checklist of diagnostic features to rate a group of modern and ancient skulls from Europe and Australia as well as archaic H. sapiens from Africa and nearby. He then ranked them all in order of decreasing similarity. In an out-of-Africa scenario, the modern specimens should...

E-nose noses out mines

... of San Diego, Calif., is creating next-generation diagnostic tools for personalized medicine....

UCLA geneticists identify cause of malformed genitalia, finding will improve sex assignments in ambiguous newborns

...iagnosis for sex assignment. "WNT-4 offers another diagnostic clue that explains why certain cases of sexual development go awry," Vilain said. "Firm diagnosis through genetic testing will equip physicians with the information they need to help parents make important medical choices early in their child's life....

Carnegie Mellon University receives $1 million to create biosensor tool kit

...ork will give scientists the ability to create new diagnostic tools and monitor many substances simultaneously in cells cultures, living animals and patients,. For example, by packaging the tools into a small, implantable microchip, the scientists believe it will be possible to diagnose disease at an early stag...

Johns Hopkins experts launch Palm OS version of digital antibiotics and infectious disease guide for physicians

... virtually all settings access to the same current diagnostic and treatment guidelines being followed at major medical institutions. The system also will help doctors cope with the estimated 1,500 treatment guidelines that government agencies and medical organizations have developed over the years in an effort...

Pooling worldwide data about childhood tumors helps researchers gauge aggressiveness of treatment

...S., Europe and Japan, Dr. Brodeur helped establish diagnostic standards that have been adopted by numerous other medical groups worldwide. "Having international criteria with common definitions allows us to compare data from studies performed around the world," said Dr. Brodeur, who noted that the numbers of c...

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