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An 'elegant' idea proves its worth 25 years later

...n for disposal in urine "just knocked my socks off from the moment we first tried them," recalls Saul Brus...ts with a total of 1,181 hyperammonemia "episodes" from 118 hospitals around the United States from August 1980 until March 2005. The regimen consisted ...

Human stem cell treatment restores motor function in paralyzed rats

...ts of human spinal stem cells (hSSCs), researchers from the University of California, San Diego (UCSD) Sch...o be an effective treatment for patients suffering from the same kind of ischemia-induced paralysis.” Marsala is currently testing the human stem cell ther...

Scientists discover 5 new species of sea slugs from the Tropical Eastern Pacific

...dustrial and medicinal products have been isolated from known species. New species may provide cures for ...diseases that are currently untreatable. Working from the Smithsonian Tropical Research Institute’s Research Vessel, the Urraca, in Panama’s Gulf of Chiri...

Smallpox outbreak: How long would it take for vaccines to protect people? Would it work?

... licensed vaccine. The Dryvax® vaccine is made from a live virus called vaccinia. The only people who presently receive this vaccine are people who work with viruses associated the risk of similar "pox" diseases; these are called by names like vaccinia, orthopox and monkeypox virus. (This group inclu...

Hawaiian treasure, macadamia nuts good for the heart

...ched for total fat, containing 33 percent calories from total fat. The Heart Healthy diet with macadamia nuts had 7 percent saturated fat, 18 percent monounsaturated fat and 5 percent polyunsaturated fat. The standard American diet had 13 percent saturated fat, 11 percent monounsaturated fat and 5 percent...

HIVMA opposes The Gambia's unproven AIDS remedy

...c scrutiny," he added. "A growing body of evidence from Africa shows the lifesaving effects of antiretroviral medicines for people living with HIV/AIDS. On the other hand, the remedy President Jammeh is promoting is untested. It is highly unethical to stop a proven therapy to try an unproven one. We are e...

Pistachios lower cholesterol, provide antioxidants

...evels of lutein in the blood. The increased lutein from the 3-ounce pistachio diet correlated with a reduction in oxidized LDL which may indicate that the lutein in pistachio nuts improves the risk of cardiovascular disease by reducing serum oxidized LDL. "Our study has shown that pistachios, eaten wit...

Arctic ice retreating more quickly than computer models project

...s in September ice cover of 2.5 percent per decade from 1953 to 2006. The fastest rate of September retrea...ier than the IPCC- projected timeframe of any time from 2050 to well beyond 2100. The authors speculate that the computer models may fail to capture the ...

Resistant HIV quickly hides in infants' cells

...ew evidence shows that drug-resistant virus passed from mother-to-child can quickly establish itself in in...ssion of HIV in the United States has been reduced from 25 percent to its current rate of less than 2 percent. However, the transmission of drug-resistant ...

Early exposure to indoor fungus molecules may protect infants against future allergies

...glucans and endotoxins (natural compounds secreted from disease-causing agents like bacteria) in 574 infan...lopment. UC researchers collected dust samples from each infant’s primary activity room and analyzed them for indoor allergens, fungal glucans and bacte...

Puzzling plankton yield secrets to role in evolution/global photosynthesis

The analysis of DNA sequences from tiny green algae have provided new insights into t... of Sciences (PNAS). Ocean-dwelling phytoplankton from the genus Ostreococcus emerge at the primitive root of the green plant lineage, dating back nearly 1...

Mice with a migraine show signs of brain damage

... as during a heart attack. “In mice, the damage from these episodes looks exactly like the damage that occurs to the brain from repeated TIAs, or transient ischemic attacks,?said Takano. “It’s long been known that patients havin...

Catching cancer's spread by watching hemoglobin

...since angiogenesis—the growth of new blood vessels from existing ones—often signals the proliferation of t...d) on a blood vessel. The hemoglobin absorbs light from both of these lasers at the same time, in a process known as "two-photon absorption," and then gives...

How to look at dinosaur tracks

...acks. The authors studied a range of larger tracks from the family of dinosaurs that includes the T. Rex a...e prominent layers of concentric circles extending from the former location of the true track. These “undertracks?reveal the squishing and displacement of s...

Salk scientists hammer out a pathway that promotes muscle cell survival in mice

... genetically engineered to lack CREB and suffering from muscle weakness as a result. "We’ve discovered that SIK1 provides a completely unexpected link between two important mechanisms of gene regulation, CREB and HDAC, and have shown that this pathway plays a major role in maintaining normal muscl...

A cherry on top: Tart cherries may alter heart/diabetes factors

...r more than just making pie, according to new data from an animal study conducted by University of Michiga...n metabolic measurements suggest a positive effect from the high concentrations of antioxidant compounds called anthocyanins that are found in tart cherries...

Climate change was the cause of Neanderthal extinction in the Iberian Peninsula

...nces (CSIC-UGR). Together with other scientists from the Gibraltar Museum, Stanford University and the ...y is based upon climate reconstructions elaborated from marine records and using the experience of Spanish and international research groups on Western Medi...

More recycling on the farm could reduce environmental problems

Growing environmental problems resulting from farming argue for a shift toward practices that us...nic fertilizers and more on-farm energy generation from wind and fermentation of biosolids. It would also reduce overcropping and leakage from manure storag...

Hearts of male and female rainbow trout are different

...gher citrate levels and females would benefit more from the stimulation of PDH than males. The study a...m is supplied by only deoxygenated blood returning from the rest of the body. Not surprisingly, the authors expect there to be corresponding layer differenc...

Ecology in an era of globalization

...out North, Central, and South America. Scientists from throughout the Americas gathered last year in Meri...e on this very topic. The following are highlights from the meeting, including more extensive work done since the event. In an introduction by Jeffrey Herr...

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