Tag: "animals" at medical news

Duke Study Suggests New Class Of Drugs Could Bypass Leptin Loop

...ns the weight losscycle is defective in some obese animals and likely in obese humans, researchers found -- a theoryconfirmed by studies showing that obese humans have elevated leptin levels yet remain obese.Researchers around the country theorize that leptin remains elevated because the fat cells neverrecei...

Chemists Develop Probe To Detect Changes In Imaging Agents Inside Body

...al Chemistry. She is nowtesting her probes on live animals in collaboration withradiology professor Anthony McGoron who presented their workat the Society of Nuclear Medicine meeting in Denver, Colorado inJune. So far, the probes appear to be working well despiteconcerns over their stability. "You have the h...

Hopkins Researchers Develop Under-The-Skin Implant For Pain Treatment

...program. Results of safety tests of the polymer in animals are reported in the July 1996, issue of Pain, and human trials should begin within a year, he said. Grossman and his team began developing the pain polymer five years ago as an inexpensive, abuse-resistant way of offering pain management to people in...

Benefits Of New Diet Drug Don't Outweigh Risks

... not in, there is some evidence of brain damage in animals and pulmonary hypertension in animals and humans," he said. In fact, in one case-controlled 1996 study of 95 patients, patients suffering...

Antioxidant-Enhancing Drug Partly Rescues Noise-Induced Hearing Loss

...line solution as a control in a second group. The animals thenwere exposed to mid-frequency noise for four h...following noise exposure. Results showed that the animals treated withR-PIA recovered their hearing faster and more completely than those treated withsaline. ...

Stress: It's Not Just All In Your Head; Scientists Map The Wear And Tear Of Daily Life

... fact," says McEwen, "resultsfrom studies on aging animals and humans suggest that a lifelong allostaticload may accelerate changes in the brain that can lead to memory loss." McEwen and his colleagues followed a group of successfully aging elderlypeople for three years using common tests to measure, for ex...

Rats Receiving Ginkgo Biloba Learn Quicker, Live 20 Percent Longer Than Controls, UB Study Finds

...ba extract or no extract. Over several weeks, the animals performed tasks in the radial maze that required t...the study was 50 mg/kg. However, one sub-group of animals was assigned to receive EGb 761 in doses of 100 mg/kg followed by 200 mg/kg, interspersed with perio...

New Math, High-Tech Imaging Solving Old Riddle: How Does The Brain Operate When We Think?

... the blood. Theteam loweredthe amount of oxygen in animals for about 45 minutes, then recorded changes inMRI signals dueto the decrease in the number of hemoglobin molecules carrying oxygen. Theoxygen levels werethen returned to normal levels and the signals again measured. Other authors of the study in...

Airport Noise Can Seriously Affect The Health And Psychological Well-Being OfChildren

...study adds powerful evidence to cross-sectionaland animals studies which have shown higher stress levels in children and adultsworking and living in chronically noisy environments. Evans also reported last year that New York children living near aninternational airport tended to be poor listeners and did ...

Compound In Meat Prevents Diabetes, Study Suggests

...which has obvious advantages," she says. "In obese animals we saw a 10 percent reduction in body fat, and in lean animals we saw a 25 percent reduction in body fat." CLA is available as a dietary supplement at health store...

Scientists To Prepare Advisory Report On What's Been Learned About The Possible Adverse Health Effects of Electric Fields

...ed effort alsosupported studies of how EMF affects animals and cellular systems -- effectsthat might be too subtle to show up in real- world epidemiological studies ofexposed groups. Beginning with about $4 million from the federal government anda matching $4 million from industry, total research costs unde...

World's First Producer To Repair Brain Damage From Stroke

...BS-Neurons reversed cognitive andmotor deficits in animals in which stroke had been induced. The procedure begins with the placement of a stereotactic frame on thehead of the patient. The frame is a standard tool in neurosurgery to provide afixed way to find specific locations within the brain. The ...

Three INEEL Inventions Win International Recognition

...antly, this newbiopesticide is harmless to people, animals and the environment. It is derivedfrom a plentiful, renewable resource: common cereal grain. The Malt-based Antimicrobial product resulted from the discovery that malting ofcereal grains activates biological compounds that functions to protect the pl...

Drug Prevents Hearing Loss Caused By Brain Tumor Therapy

... have shown that STS can causeseizures if given to animals when the blood-brain barrier is open. STS apparently protects hearing by binding to the platinum incarboplatin before it has a chance to harm the inner ears, Neuwelt said. "The take-home message is that sodium thiosulfate is the first...

Epilepsy Drug Found To Stop Cocaine's Effects In Animals

...ects, however, have been tested more extensivelyin animals than any of the previously reported drugs. The BNL-led team used atotal of ten techniques, including state-of-the-art medical imaging and behaviorstudies, to confirm their result. GVG was originally developed to treat epilepsy. It is alrea...

Brain Regions Identified That Influence What We Remember Or Forget

...ously to play a rolein memory, based on studies of animals and of people who suffer brain lesions orAlzheimer disease, Brewer said. Scientists did not know before, however, if thisregion was involved in encoding information into the memory, or if it wasinvolved in storing it or retrieving it later. The indiv...

New "Body-Friendly" Fat Substitute Can Help To Transform

...if. conducted studies in which Nu-Trim fed to test animals reduced their totalplasma cholesterol by 27%; and ...ded those achieved in a control group in which the animals were fedunprocessed oats, he said. Dr. Yokoyama said his studies indicate that the wayNu-Trim is pr...

Magnetic Hearing Aid Could Open New "Window" For Hearing Impaired

...device is under development and has been tested in animals withencouraging results. Jonathan Spindel, Ph.D., a biomedical engineer andassistant professor at the University of Virginia's Department ofOtolaryngology, is preparing to take the next step toward developing a fullyimplanted prototype for humans. ...

National Science Foundation Awards Knowledge And Distributed Intelligence Grants

...plinary study of sequential decision making across animals and robots, with a focus on real-time learning and control of information gathering and navigational behaviors.The project will take a comparative approach, combining psychophysical and cognitive research techniques from the study of human eye-moveme...

BioNumerik Reports The Supercomputer Supported Discovery Of New, Non-Toxic Chemotherapy Protecting Agent

...ntitumoractivity. In these studies, tumor bearing animals receiving BNP7787 andcisplatin experienced an incr...e tumor remissions and reducedtoxicity compared to animals receiving the same dose of cisplatin alone. Thesestudies have also shown that a single dose of BNP7...

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