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Tag: "increase" at biology news

Resistance to anti-HIV drugs in Uganda developed due to drug supply problems

...ssue is not so much about behavioral strategies to increase adherence, but about structural failures that inte...sis and Malaria, which was created to dramatically increase resources to fight three of the world's most devastating diseases, and to direct those resources to ...

Tumor cells evade death through autophagy

...junct treatment with inhibitors of autophagy might increase the efficacy of apoptosis-inducing chemotherapeutics in human patients with cancer. ...

Biodiesel won't drive down global warming

...licymakers. The 2003 EU Biofuels Directive aims to increase the levels of biofuels to 5.75% of all transport fuels by 2010, up from roughly 2% currently. This will be further increased to a 10% share in 2010, the Commission announced in January this year. Transportation currently accounts for more than a ...

Living with water scarcity -- world must act now

...15 CGIAR agricultural research centres striving to increase food production, increase rural incomes, and safeguard the environment, the report is co-sponsored by the Consultative Group o...

NIH announces phase III clinical trial of creatine for Parkinson's disease

...wo years or less with levodopa or other drugs that increase the levels of dopamine in the brain. Many of the symptoms of PD result from the loss of dopamine, a neurotransmitter that helps to control movement. Half of the participants will receive creatine and half will receive a placebo. Neither the partic...

Experience affects new neuron survival in adult brain; study sheds light on learning, memory

...sure to the same environment. To determine if the increase in neuronal activity was due to having the same experience or if any new experience was sufficient to achieve this effect, the researchers exposed mice to the enriched cage first and then a water maze task. While both cases promoted new neuron survi...

A healthier start to a pig's life

...ions have now fallen out of use, mainly due to the increase in resistant strains of bacteria. A radical solution has been found by using a lectin obtained from the red kidney bean plant. Lectins are proteins with the ability to bind cells together; typically red blood cells. The EUREKA Healthy Weaning proje...

Boosting brain power -- with chocolate

...blood flow to these areas of the brain may help to increase performance in specific tasks and boost general alertness over a short period. The findings, unveiled at one of the biggest scientific conferences in America, also raise the prospect of ingredients in chocolate being used to treat vascular impairm...

Leukemic cells find safe haven in bone marrow

...rate of ALL and continue our successful efforts to increase the survival rate of ALL." Previous research at St. Jude and elsewhere had shown that direct contact with bone marrow mesenchymal cells is essential for the long-term survival and multiplication of leukemic lymphoblasts. In the current study, the...

Stem cell identity in culture may strongly depend on the cellular microenvironment

...ide a rationale to research strategies that aim to increase the efficiency of stem cell-related culture methods and, perhaps, even to develop stem cells from already differentiated cells instead of using embryos. ...

Anti-herpes treatment reduces HIV levels in women infected with both viruses

...on by around three-fold2. HSV-2 infection may also increase HIV-1 infectiousness by disrupting the genital muc...esence of HSV-2. The effects appeared to gradually increase over the 3 month follow-up period, with no sign of abating.' These results indicate a new way to po...

FDA causes unnecessary scare about common painkillers

...tion that all nonsteroidal anti-inflammatory drugs increase the risk of heart attacks. In fact, there are majo...nd similar results ?that Voltaren was estimated to increase vascular risk by about 70 percent over Aleve. "Naproxen does not increase the risk of heart attac...

Moonlighting enzyme linked to neurodegenerative disease

...ith significant advantages, namely, the ability to increase the spectrum of metabolic activities without incre...eich's ataxia because mutations in that gene could increase or decrease the levels of frataxin in patients," she says. Identifying and confirming the role of...

Lower carbon dioxide emissions from coal-fueled power plants possible with technology development

...rove this approach by using a chemical additive to increase the rate of carbon dioxide absorption into the solution, and assessing the overall capture process using computer models. Actual tests of the carbon capture process will be run on a small, pilot plant at the J.J. Pickle Research Campus. Rochelle i...

Scientists unravel clue in cortisol production

...e things the signal does is cause adrenal cells to increase their production of cyclic AMP (cAMP), a chemical that encourages proteins to interact. So they began by causing the cells to make more cAMP. Then as the proteins assembled on the DNA, they tested the cells at different intervals in order to get a sn...

Meat and two neutrons -- the key to a longer life

... data indicates that this approach can potentially increase lifespan without adverse side effects. If this is borne out by further experiments the implications are profound.' Isotopes could also be used in pet food or as a means to protect workers or soldiers from radiation. Deuterium, a natural isotope of...

2,000 influenza virus genomes now completed and publicly accessible

...encing capacity has enabled the production rate to increase to more than 200 viral genomes per month. Eclipsin...c community. Subsequently, there has been a marked increase in the number of scientists worldwide depositing influenza genome sequence data into the public doma...

Organic is healthier: Kiwis prove that green is good

...at the results show a significant reduction in the increase in plasma lipids caused by cholesterol feeding. "This is potentially beneficial to health with regards to heart disease", he added. Casey Gauthier reports on this story in Chemistry & Industry. ### Please acknowledge Chemistry & Ind...

In presence of fragrant cleaning products, air purifiers that emit ozone can dirty the air

...ne, a formidable air pollutant in itself, but also increase the amount of harmful particulate matter in indoor air." High levels of airborne particles can aggravate asthma and cardiovascular problems, and have been linked to higher death and lung cancer rates. Excess ozone can damage the lungs, causing che...

Morphine makes lasting -- and surprising -- change in the brain

...ces. Drugs of abuse, from alcohol to cocaine, also increase dopamine release. So the net effect of morphine...ith other brain changes caused by the drugs, could increase vulnerability to addiction. The brain may, in fact, be learning to crave drugs." Kauer and her te...

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