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Tag: "reduction" at biology news

Stem cells act through multiple mechanisms to benefit mice with neurodegenerative disease

...itor, is in a class of compounds called "substrate reduction therapy" drugs.) This part of the study not only represented the first "multidisciplinary" use of stem cells against a degenerative disease, but also highlighted the fact that, in the future, the most successful therapies - including those employing ...

Smoking ban dramatically reduces air pollution in Irish pubs

...an on smoking in Ireland resulted in an 83 percent reduction in air pollution in pubs, an 80 percent decrease i... Post-ban tests also demonstrated an 83 percent reduction in tiny particulate matter in bar air. "These results confirm that the approach of a total ban on...

New biofuels process promises to meet all US transportation needs

...o 10 percent for the H2CAR process. "This large reduction of land area needed for H2CAR provides an opportunity for sustainable production of hydrocarbon fuel for the foreseeable future," Agrawal said. A major reason less land would be needed is because of the overall higher efficiency of generating hydr...

Gene that makes people 'early to bed and early to rise' demystified

...r enzyme that controls it. That failure leads to a reduction in the number of copies of the Per2 "message," and the characteristic shifted sleep pattern. Eventually, such insight into the factors influencing people's so-called circadian, or daily, rhythm might lead to therapies that could adjust the body's ...

Xylitol reduces risk of cavities

...3. Xylitol is a sugar alcohol that is produced by reduction of the sugar xylose, or wood sugar. Xylitol occurs naturally in fruits and berries, such as pears and strawberries. It is used in sugarless sweets, above all in chewing gum and lozenges. The dissertation studies what effects the substance has on t...

Antivirals effectively curb influenza virus

...a. The researchers' analysis found a significant reduction in infectiousness, as defined by reductions in influenza illnesses in household contacts, when oseltamivir was used for treatment of ill persons, but not when zanamivir was administered. Although these results are of interest, the authors stress that...

Eating less salt could prevent cardiovascular disease

...mj.com today. Researchers in Boston also found a reduction in salt intake could lower the risk of death from ...rted some sort of cardiovascular problem. The reduction in the risk of developing cardiovascular problems as a result of the sodium reduction intervention w...

Birth rate, competition are major players in hominid extinctions

...ame time, modern Homo sapiens experienced the same reduction in large animal game, but switched to also fishing, snaring small mammals like rabbits and capturing turtles and birds. "Rather than being a specialized large mammal predator, modern humans would eat anything they could get their hands on. They e...

Small molecule dervived from Rb2/p130 could act as cancer therapeutic

... cdk2 activity, cell cycle arrest and tumor growth reduction in vivo," in the March 22 issue of the journal Oncogene ( http://www.nature.com/onc ). Rb2/p130 was discovered in the early 1990s by Antonio Giordano, director of the Sbarro Institute ( http://www.shro.org ) and the Center for Biotechnology in Templ...

Protein found to shield pancreatic cancer cells from self-destruction

...rotein. In both cases, the result was a drastic reduction of TG2 expression (up to 94 percent) and telltale signs of autophagy in the cancer cells, which became riddled with cavities called vacuoles. When autophagy occurs, a double membrane forms around a cell organ, or organelle. This autophagosome then...

Living with water scarcity -- world must act now

...on, causing habitat loss, drying up of rivers, and reduction in groundwater levels. Flows in the Colorado River in USA, the Yellow River in China, the Indus in India and Pakistan ?all important food producing areas ?dry up because of the water needed for irrigated agriculture. Clearly limiting agricultural w...

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

...n the plasma. As expected, there was also dramatic reduction in the detection of symptomatic and asymptomatic presence 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 possibly reduce the sexual transmission o...

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

A more economical technology for a 90 percent reduction of carbon dioxide emissions from coal-fueled power plants is being developed by a chemical engineer and his colleagues at The University of Texas at Austin as part of the TXU Carbon Management Program. TXU Power, a subsidiary of TXU Corp., will don...

Biologically inspired sensors can augment sonar, vision system in submarines

...tor circuitry for on-chip signal processing, noise reduction and data acquisition. The largest array the researchers have built consists of 16 flow sensors with 1 millimeter spacing. Each sensor is 400 microns wide and 600 microns tall. In tests, the researchers?artificial lateral line was able to localize a...

Organic is healthier: Kiwis prove that green is good

...ndon, believes that 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 Che...

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

...nic purifier without limonene resulted in a slight reduction in the average particle concentration, while operation of the ozonolysis purifier resulted in no detectable effect on the particle level. When limonene was added to the room, the particle concentration shot up in both cases, on some occasions up to 1...

Too much of a good thing? Excess nutrients or water limit biodiversity

...cted by University of Minnesota researchers. The reduction in species diversity occurs because increasing the...(usually from agriculture) have fewer species. The reduction of species where the Mississippi River empties into the Gulf of Mexico is one of the best known exam...

Reminding doctors which antibiotics to prescribe cuts C. difficile infection rates

... changes in targeted antibiotics and a significant reduction in CDI", explains Dr Stone. "National figures ... could be achieved in institutions where a greater reduction is desirable. Dr Stone and colleagues used an interrupted time series design, which includes a s...

Groundbreaking Canadian asthma study

...o asthma symptoms, improvement in quality of life, reduction in using medication, and an improvement in asthma control. "These findings are very encouraging and are consistent with earlier trial results on bronchial thermoplasty," explains Dr. Cox. "These results make us hopeful that bronchial thermoplasty ...

Does a peptide affect the heart's response to social isolation?

...d to isolation had an increase in heart rate and a reduction in heart rate variability. The administration of oxytocin significantly improved both heart rate and heart rate variability; for the animals exposed to isolation, oxytocin significantly reduced the heart rate response following the five-minute ...

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