Tag: "dual" at medical news

Effective Obesity Treatment Likely To Require Targeting Of Multiple Weight Control Systems

...iting pathwaysthat have the opposite effect. These dual responses maximize the body's tendencyto find a physiological balance (homeostasis), and consequently maximize theefficiency of the body in replenishing depleted fuel stores. "While such a robust system for defending fat stores may have confe...

Depressed Older Women At Greater Risk For Fractures

...ach woman's lumbar spine and hip was measuredusing dual energy X-ray absorptiometry. The women were then contacted by phoneor postcard every four months, for an average of six years, to inquire aboutfalls and fractures. Researchers confirmed any reports of new fractures byreviewing radiological images. ...

Scientist explain a drug's paradoxical action: discovery may lead to new therapies for breast cancer, early puberty

...and Auchus were looking for a way to explain MPA's dual mechanism of action.Normally, puberty starts in the pre-teen years, when certain cells in the brainbegin pulsing out small timed doses of a chemical signal called GnRH, forgonadotropin releasing hormone. GnRH instructs the ovaries and testes to start...

Children's inability to automatically retrieve building blocks of language, math leads to learning disabilities in reading, writing, arithmetic

...ng childrenwith a reading disability to those with dual reading and math calculationdisabilities, indicate..." The UW researchers say children with the dual reading and mathcalculation disability typically don't complete their written school work ontime. T...

Condom use in young adults motivated more by pregnancy than AIDS

...vention." "Promoting the view that condoms serve a dual purpose as both contraception andprophylaxis might encourage more consistent and reliable use," said Cooper. The researchers surveyed 1,290 adults, ages 17 to 25. The respondents, who wereequally divided between men and women and whites and non-whit...

Peering into the amazing mind behind those baby blue eyes

...earn." The authors wrote the book from the dual perspective of being parentsand leading figures in the new field of human developmental science. Meltzoff,a UW psychology professor, has done pioneering research into how much infantsknow and how they learn. Kuhl, a professor of speech and hearing...

Scientist show how viruses co-opt cell defenses to cause chronic infections likethose from HIV and Hepatitis B and C

...us papers published in PNAS, they have described a dual role inantiviral control and apoptosis regulation for an enzyme in normal cells calledPKR, a protein kinase activated by RNA. The PKR gene produces this enzyme when it recognizes double-stranded RNA -- asign that a virus has entered the cell, and a ...

Age-related declines in mental function

...young subjects were 15percent less accurate on the dual task than on the memory only task, the oldersubjects were 21 percent less accurate on the combined tasks, the researchersfound. But Geva and colleagues also analyzed differences in the PET scans of the youngsubjects who performed best compared with t...

New study led by U. Pitt researcher shows mirtazapine cuts risk of depression relapse by more than 50 percent

...utic action," said Dr. Nierenberg. "Mirtazapine's dual action on both norepinephrine and serotonin in the brain may contribute to its ability to relieve depression more quickly."...

Ritalin and Prozac: Study finds more kids using both drug types together

...an, but the consistent increase in SSRI use and in dual prescriptions is especially surprising," says U-M pediatrician and lead author Jerry Rushton, M.D., MPH. "We need further information about whether this is due to new unrecognized mental disorders, substitution for other therapies, or overprescriptio...

Using PET scan technology to study alcohol's effects on the brain

...t author of the study, "but alcohol actually has a dual effect. In general, most people initially feel euphoric and stimulated after drinking alcohol, but later feel sleepy and sedated. The sedative effect is similar to that of Ativan, a sleeping pill. We wanted to compare the activity of the brain dur...

First pivotal studies for new alzheimer's treatment published in Neurology

... that a new treatment for Alzheimer's disease with dual mechanism of action -- Reminyl™ (galantamine)... Alzheimer's treatments currently available, has a dual mechanism of action. Decreased levels of acetylcholine, caused by the death of acetylcholine neurone...

New Alzheimer's treatment Reminyl™(galantamine) completes EU mutual recognition procedure

... Alzheimer's treatments currently available, has a dual mechanism of action. Decreased levels of acetylcholine, caused by the death of acetylcholine neurones are known to be related to the symptoms of Alzheimer's disease. In addition to preserving levels of acetylcholine in the brain by blocking the actio...

Low dose estrogen improves bone health

...e hip, lumbar spine and total body was measured by dual energy x-ray absorptiometry (DEXA scan) at the first visit. Researchers examined biochemical bone markers that detect bone turnover at baseline, 6 weeks, and 12 weeks on treatment and 6 and 12 weeks off treatment. All markers of bone resorption sig...

Data show new Alzheimer's drug offers hope for broad spectrum of dementia Reminyl shown to be effective in patients with 'mixed'or vascular dementia

...ing placebo. Mechanism of Action Reminyl has a dual mechanism of action that is different from other Alzheimer's treatments that are currently available. In addition to inhibiting the breakdown of acetylcholine, a chemical in the brain critical to learning and memory, Reminyl has been shown in labora...

University of Pittsburgh researcher provides first-ever definition of HIV-associated lipodystrophy

...the standardized protocol. Dr. Kingsley recommends dual energy X-ray absorptiometry (DEXA) scan for quantifying muscle, bone and fat in arms, legs and abdomen, and computed tomography (CT) or MRI to quantify and discriminate between visceral and subcutaneous fat. In addition, Dr. Kingsley recommends the f...

New car drivers exposed to toxic emissions

...oice for the 21st century with innovations such as dual fuel and recyclable parts, the subject of VOC and human toxicity exposure while driving must be high on the priority list for car redesign for environment programs. The exposure of Australians to air toxics is part of an ongoing study by CSIRO Therm...

Researchers identify for the first time proteins vital to maintaining nervous system architecture

...at respond to taste, smell, temperature and touch, dual nerve cords-a major right cord and a minor left cord--that run longitudinally along the ventral side of the animal close to the surface on which the worm wriggles, and other nerves. A nerve cord is a collection of nerve axons, long projections of ne...

Whitewater death inspires students to create safer helmet

...nd Chang Lee, 22, of Atlanta, who was completing a dual major in biomedical engineering and engineering mechanics. The undergraduates were asked to study head injuries that occurred in whitewater sports and to design a helmet that would better absorb shocks and prevent injuries. The helmet had to be ligh...

Columbia dental students chosen for three out of nine NIH summer fellowships in national competition

...e from the University of Southern California (with dual degrees in biology and East Asian studies), spent two years as a research assistant at Johns Hopkins University under the tutelage of Dr. Paul Fuhs. Mr. Reyes, a native of Ecuador and 1998 honors biology graduate of Florida International University, ...

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