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Tag: "improved" at biology news

Nicotine rush hinges on sugar in neurons

...lepsy, schizophrenia and depression as targets for improved drugs that could result from the study’s findings. The study provides the first detailed look at part of the mouse nicotinic acetylcholine receptor (nAChR), one in a large and important group of molecules, known as ion channel proteins, that allow ...

Releasing fish for the future

...ve shown that mortality rates can be significantly improved through changed practices. Key recommendations from an initial two-year project are that fishers should Cut the line on fish that swallow hooks Remove hooks caught in the fish’s mouth Minimise air exposure Use landing nets without kn...

Researchers find 24 species believed new to science in Suriname rainforest

... In their final report, the scientists call for improved conservation management of the region to address and halt threats from hunting and small-scale illegal mining. The report suggests that strategies should focus on protecting freshwater streams and preventing fragmentation of the natural habitat from ...

The insect vector always bites twice

...umans to bites, which could in the long term allow improved assessment of the risk of transmission of these diseases in a given region. In Senegal the rate of antisalivary antibodies against Anopheles in young children (under 5 years), the population most exposed to the risk of malaria, appeared to be prop...

In mice, drug protects against diabetes and atherosclerosis

...mponent of "bad" cholesterol -- and significantly improved insulin sensitivity compared to control mice. Tests also showed that the drug reduced the activity of gene pathway called JNK that triggers the inflammatory and insulin-resistance responses to fatty diets. As an "added bonus," commented Hotamislig...

Longer treatment benefits sleep apnea patients

...rs found that although daytime sleepiness could be improved after 4 hours to 6 hours a night, depending on the measurement used, functional status or quality-of-life improvements were maximized after 7.5 hours of use each night. Although individual patient response to CPAP therapy can vary, these latest findi...

Brain holds clues to bipolar disorder

...ession or mania, and also provide new targets, for improved medications many of which are being tested in clinical trials. Mary Phillips, M.D., professor of psychiatry at the University of Pittsburgh School of Medicine and director of functional neuroimaging in emotional disorders at Western Psychiatric In...

Research shows cord blood comparable to matched bone marrow

...er cell doses for umbilical cord blood transplants improved survival rates. The study was done by extensive review of clinical data from transplant centers around the country and reported to the CIBMTR at the Medical College of Wisconsin, Milwaukee and the National Cord Blood Program at the New York Blood...

U-M researchers discover gene switched off in cancer can be turned on

...ase today. Targeted therapies have dramatically improved cancer care in recent years, because they thwart the specific genes which drive the development and progress of cancers. They typically have few toxic side effects, unlike traditional chemotherapy, making them more tolerable as a long-term treatment ...

Now, self-healing materials can mimic human skin, healing again and again

...sed on dual networks, the researchers suggest. The improved design would allow new healing chemistries – such as two-part epoxies – to be exploited, which could ultimately lead to unlimited healing capability. “Currently, the material can heal cracks in the epoxy coating – analogous to small cuts in skin,” ...

Mutating the entire genome

...es’ Help Make More Mutant DNA Wu and Capecchi improved their new method by using it in combination with a “transposon” or so-called “jumping gene” named piggyBac, which comes from a moth. They used piggyBac to insert pieces of loxP DNA randomly into numerous spots on the mouse genome. So scientists easil...

Scientists close in on missing carbon sink

... "To figure out exactly what is happening, we need improved models and more atmospheric observations."...

HIV and malaria combine to adversely affect pregnant women and their infants

...ounteract this defence. The research could lead to improved vaccines for pregnant women in malaria-ravished regions. Malaria is a parasitic disease spread by mosquitoes that kills more than one million people every year. While the disease affects mostly children, malaria also severely affects pregnant women,...

Human stem cell treatment restores motor function in paralyzed rats

...rned to walking at six weeks, and three others had improved mobility in all lower extremity joints. All nine a...l of Neurosciences. In that study, significantly improved motor function, measured by a suppression of spastic movements and improved muscle tone, was shown i...

Statin treatment improves spatial memory in mouse models of Alzheimer's

... for lowering cholesterol in humans, significantly improved spatial memory - how to navigate a water maze - in... have an Alzheimer’s like disease. Although statin improved memory in both males and females, the results were more pronounced in males. Dr. H. A. Morcos, chai...

Hearts of male and female rainbow trout are different

...enation -- after a hypoxic insult -- significantly improved in males receiving DCA, but not females; male ventricle tissue had 2.5-fold higher citrate concentrations than females; and; males had a proportionately larger epicardium to endocardium ratio compared with females with similar size hearts...

Novel system developed to turn data into real-time, interactive 3-D images

...niversity will provide doctors with a dramatically improved ability to evaluate medical images that are commonly used. This patent-pending technology allows for interactive viewing of large image data sets from virtually any medical imaging device and has led to a licensing agreement with Northeast-Ohio-based...

New knowledge improves rice quality

...e breeders around the world develop varieties with improved quality traits such as better taste, aroma, and co...we can link these two things together ?our new and improved knowledge and understanding of rice quality with affluent-consumer desires for better rice ?then it’...

Study offers clues to 'Broken Heart Syndrome'

... said that long-term follow-up will be critical to improved understanding of Takotsubo cardiomyopathy. In addition, he and his colleagues are gathering information on patients who have intravascular ultrasound during cardiac catheterization. This imaging test, in which a tiny ultrasound probe is threaded into...

Researchers attach genes to minichromosomes in maize

...culture that would not otherwise be possible, from improved crops to inexpensive pharmaceutical production to other applications in biotechnology,?said Birchler, professor of biological sciences in the MU College of Arts and Science. A minichromosome is an extremely small version of a chromosome, the threa...

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