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Tag: "norepinephrine" at biology news

Brain networks strengthened by closing ion channels

...eptors are stimulated by a natural brain chemical norepinephrine or by medications like guanfacine. "Guanfacine...Treatments for ADHD all enhance stimulation of the norepinephrine receptors. These new data also have important implications for the researchers' studies of more s...

Stress hormones may play new role in speeding up cancer growth

... was that the two stress hormones ?epinephrine and norepinephrine ?would bind to places on the surface of ovarian ca...e descent. They treated Glaser's cell line with norepinephrine and, as predicted, the cells all produced MMP-2, MMP-9 and VEGF. This showed that the receptors for ...

Research links 'ecstasy' to survival of key movement-related cells in brain

...s of the neurotransmitters serotonin, dopamine and norepinephrine in the brain. This secretion can lead to prolonged periods of activity, hallucinations and euphoria. Before the United States banned it in 1985, MDMA was tested as a possible adjunct in psychotherapy. In 2001, the FDA agreed to allow MDMA to be teste...

Study reveals how ADHD drugs work in brain

...mation and the onset of addictive behaviors, while norepinephrine has been linked with arousal and attentiveness. B...dison team measured concentrations of dopamine and norepinephrine in the three different brain areas, both in the presence and absence of low-dose ADHD stimulants. U...

Ritalin packs punch by elevating norepinephrine, suppressing nerve signal transmissions

Methylphenidate (Ritalin) elevates norepinephrine levels in the brains of rats to help focus attenti...ing rats, is the first to document the increase in norepinephrine and suppression of the neuronal response in this sensory pathway of the brain. "Methylphenidate enha...

Alcoholism, smoking and genetics among Plains American Indians

...an important role in the breakdown of dopamine and norepinephrine in the brain, its activity varying according to a ...nt enzyme and therefore probably more dopamine and norepinephrine in the brain," she said. "The Met allele has also been associated with increased anxiety and neurot...

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(Date:4/22/2014)... how communities can protect themselves from worsening storms. ... New England and the Midwest providing practical and ... goal is to help communities begin the steps ... of Syntectic International, Portland, OR. "It,s important because ... beyond feeling paralyzed from the lack of local ...
(Date:4/21/2014)... is commonly used as a farm soil fertilizer, contains ... from the cows, gut bacteria. The findings, reported in ... American Society for Microbiology, hints that cow manure is ... genes that transfer to bacteria in the soils where ... (AR) genes have already been identified, but the vast ...
(Date:4/21/2014)... in the Galpagos. , A new study appearing in the ... the iconic birds, known for their bright blue feet and ... more than 50 percent in less than 20 years. ... an unexplained disappearance of sardines from the Boobies, diet, said ... and the study,s principal investigator. This in turn has adult ...
Breaking Biology News(10 mins):Minnesota projects offer hope and practical help to communities facing more extreme storms 2Cow manure harbors diverse new antibiotic resistance genes 2Cow manure harbors diverse new antibiotic resistance genes 3Lack of breeding threatens blue-footed boobies' survival 2Lack of breeding threatens blue-footed boobies' survival 3
(Date:4/22/2014)... patients diagnosed with non-small cell lung cancer are 70 ... percentage, these elderly patients are not well represented in ... made it difficult to reach evidence based clinical recommendations. ... Task Force and Lung Cancer Group along with the ... opinion on managing treatment for elderly patients with non-small ...
(Date:4/22/2014)... trauma, illness, alcohol or other drug abuse, these stressors ... that can go awry and activate conditions such as ... , Until now, it has been unclear how much ... brain. Past studies have shown that when an expectant ... she experiences some trauma or illness, her baby may ...
(Date:4/22/2014)... intervention researchers have been informed that the National Institute ... Institutes of Health, will award an $8 million grant ... an experimental drug for stroke. , The drug, ... plasminogen activator, or rtPA the "clot-busting" drug currently ... laboratory rodent studies, 3K3A-APC, used in combination with rtPA, ...
(Date:4/22/2014)... a clinical trial led by Dana-Farber Cancer Institute ... approved a molecularly targeted drug as second-line treatment ... standard chemotherapy has failed. , The FDA approval ... manufacturer, Lilly Oncology, of Indianapolis. A monoclonal antibody ... sold under the name Cyramza, and is the ...
(Date:4/22/2014)... the University of Calgary,s Hotchkiss Brain Institute (HBI) uncovers ... as a means to restore connections after injury. Dr. ... molecule that directly regulates nerve cell growth in the ... prestigious journal Nature Communications , with lead authors ... made the surprising discovery that a protein called Retinoblastoma ...
Breaking Medicine News(10 mins):Health News:EORTC and SIOG update expert opinion on management of elderly patients with NSCLC 2Health News:Life stressors trigger neurological disorders, researchers find 2Health News:$8 million NIH grant will fund multicenter clinical trial of stroke intervention drug 2Health News:$8 million NIH grant will fund multicenter clinical trial of stroke intervention drug 3Health News:FDA approves first targeted drug for advanced stomach cancer 2Health News:Scientists discover a new way to enhance nerve growth following injury 2
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