Tag: "detect" at biology news
Study Provides Guidance For Treating Patients With Brain Aneurysms
...nces in imaging technology have made itpossible to detect
intracranial aneurysms before they rupture. Subje...hrough the artery. CT scans and MRI scans alsocan detect
a brain aneurysm. Dr. Wiebers and his colleagues found that for patients who have not had aprevious ...
Staring And Squirming Help Babies Explore
...an 115 babies have been placed on sensor pads that detect
movement. While the infants look at brightly colored stuffed toys, computers track boththeir motor activity and eye movements. Each semester, about six undergraduatestudents help collect and analyze the data. One former undergraduate student, Jame...
International Genome Team Deciphers Genetic Instructions For A Complete Animal
..., for example, constitute anervous system that can detect
odor, taste, and respond to temperature andtouch. A digestive tube runs the length of the worm's body. Finding a sexpartner is never a problem, since most members of the species bear both male andfemale sex organs and fertilize themselves. Because...
Clemson Fire Ant Research Uses Biological Approach
... weeks to show results. When the fire ants detect
some pesticides, they often build a new nestbefore the treated colony completely dies out. As a result, Clemsonentomologists recommend broadcasting the bait rather than simply treating thevisible mound. Clemson Extension agents work closely ...
Scientists Show That Normal-looking Cells In Cervical Cancer May Be Abnormal
...tors usually depend on the Pap test as a method to detect
cervical cancer andprecancerous lesions known as dysplasia in women. In the Pap test, cells aretaken from the cervix and sent to a laboratory, where technicians look at thecells under the microscope. Samples that contain suspicious cells are theneval...
Cedars-Sinai Tip Sheet For Dec. 21
...n electron gun with a sweeping beam,and is able to detect
very small amounts of calcium in artery walls. "Whatthis means," says Daniel Berman, M.D., Chief of Cardiac Imaging in theDepartment of Imaging at Cedars-Sinai Medical Center and Director of theHeart Watch Program, "is that patients who are at risk f...
AHA Issues Scientific Statement On Infective Endocarditis
...y that provides an ultrasoundimage of the heart to detect
infection. Previous AHA statements provided guidelines for preventing endocarditis andtreating the more common forms. The new guidelines, however, includeinformation about treating some of the more unusual causes of IE such asLegionella, a bacteria...
American Heart Association Announces Top 10 Research Advances For 1998 -- Gene Therapy Among The List
...h showing how magnetic resonance imaging (MRI) can detect
plaque obstructions that are prone to rupture in the carotid artery, the blood vessel in the neck that supplies blood to the brain, and the thoracic aorta, one of the largest blood vessels that carries blood from the heart to the lower body. Their p...
How Super Are The "Super Aspirins"? -- New COX-2 Inhibitors May Elevate Cardiovascular Risk
...der ofmagnitude too small in their sample sizes to detect
what we see as a possibleproblem associated with the use of these drugs. So, the question hangs out therefor future experience: Will a cardiovascular risk emerge over time as the COX-2inhibitors reach more and more patients?" Aspirin and ibup...
Vasta To Address Diseases Of Marine Environment At AAAS Meeting
...come toxic. "We need to develop accurate probes to detect
and monitor them. This willassist our efforts in diagnosis, prevention, and remediation in the fisheriesand aquaculture industries." Vasta will address these concerns in an online news briefing on "Health Risksand Diseases of the Ocean," as part of ...
Scientist Fancies Frogs For Pain Research
...ic, economic and ethical reasons. "The ability to detect
orquantify a conscious experience like pain in animals is not possible - to thinkotherwise is not science, but science fiction." Affectionately called the "Frog Man" by his colleagues, Dr. Stevens is a careerscientist with more than 15 years of exper...
Genes Boost Rice Yields On Poorest Farms
...m, wehave shown that we can expand our concept and detect
improved productionperformance. And, at the same time, we can broaden the genetic base of theseplants." Agricultural practices of the past century, McCouch noted, have led researchersto be victims of their own success. Modern plant-breeding techniq...
If You Can't Stop Polluting, Try Changing The Weather Instead
...remainssceptical. He says they are still unable to detect
a clear change in theintensity or direction of any winds produced by the antenna. "Preliminaryresults are insufficient," he says. More recent results, presented by Bisiacchiand Pokhmelnykh on 15 January, are still being analysed....
A Real Smart Asp: Snakes Show Surprising Ability To Learn
...n the arena were surveyed by videocameras that can detect
tiny foil hats fitted to the brightorange and red snakes, which can grow to lengths of four feet.The snakes can't be observed directly during experimentation,because the presence of a person might provide them a cue,disrupting the experiment. Researc...
Coastal Birds "Feel" Their Prey Under The Sand
...e birds' normal sense organs.The birds' ability to detect
them nevertheless must therefore be based ontheir ...ject concerned to increase. The birds' ability to detect
food also explains why knots can find enoughto eat on intertidal flats where there are only few shel...
Largest Acoustics Meeting In History Expected
...nts, clinical professionals can often successfully detect
at-risk patients. While such professionals typica...ly to the content of a patient's words, they often detect
warning signs just by listening to the sound of the patient'svoice. Many professionals have identifi...
H Pylori Screening To Reduce The Risk Of Gastric Cancer
...drawn to prostate-specific antigen testing(PSA) to detect
prostate cancer. "Even though there remains uncertainty whetherdetecting early prostate cancers saves lives, Americans have adopted thisstrategy with unbridled enthusiasm. This decision is based not entirely on thescientific evidence. I would vent...
Gene Influences Heart Disease And Stroke Risk Factors
...e. All participants were under 60 years of age. To detect
early signs of atherosclerosis, researchers usedel...tron-beam-computed tomography. This technique can detect
calcium in plaquesin individuals without symptoms of heart disease and stroke. Different versions o...
Scientists Discover Key Cog In Receptor That Governs Ripening
...hylene receptor, a proteinsensor that helps plants detect
the slightest whiffs of ethylene, a gaseoushormone...l of curiosity to know just how plants are able to detect
it. "It's tricky tosense low concentrations of small gaseous molecules like ethylene. The theory ist...
Urine Tests Will Do Better Than Pelvic Exams To Save Teens From Serious Effects Of Sexually Transmitted Diseases, UCSF Analysis Shows
... technology allows laboratories to very accurately detect
signs of chlamydiaand gonorrhea in urine samples, ...hafer said. "So inthe real world, urine tests will detect
more cases of asymptomatic STDs." The UCSF researchers calculated that an annual urine test to scre...
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