Tag: "studies" at biology news
Computer imaging of Archeopteryx skull suggests this dinosaur-bird link could fly
...odern and ancient animals. The scientists' future studies
will focus on how Archeopteryx flew and determining its evolutionary ancestors....
Depression traced to overactive brain circuit
...d motivation that have been implicated in previous studies
of depression. Whereas previous studies
interpreted the circuit activation as a transient, mood-dependent phenomenon, the new evidence sugge...
Education, monitoring vital for sport-fish eaters
... Canada and the Quebec Toxicology Centre conducted studies
of both Ontario anglers and sport-fish eaters to ascertain how high their blood mercury levels were in relation to the amount of fish they consumed. Mercury can have an impact on the reproductive function for both men and women and may be toxic to th...
Protein vaccine fully protects mice from lethal aerosol challenge with ricin toxin
...n addition, USAMRIID is conducting pre-formulation studies
to produce a formulated vaccine that will induce the optimum immune response possible in animal models. ...
Manatee population rising in some regions, likely stalled or declining in others
...S. Geological Survey. In three USGS-led studies
the first comprehensive population analysis...tively. These estimates are in line with previous studies
and, leaving a margin for error, suggest healthy growth of those populations." The report concl...
Study: A little help from friends makes wounds heal faster
...o hours a day for up to 14 consecutive days. Other studies
have shown that such confinement causes stress and also delays wound healing. While the animals couldn't turn around in the tubes, they could move back and forth and stand up or lie down. Hamsters were separated into four groups for one of t...
Commercialization deal boosts hope for new sickle-cell drug
...ug and sponsored Phase I and Phase II studies. The studies
found the drug to be safe in humans and to improve the hydration and structural integrity of red blood cells. Under the terms of their partnership, McNeil Consumer & Specialty Pharmaceuticals and Icagen, Inc., will jointly develop and commercia...
Huge market for forest moss raises concerns
...rt of the problem, no one really knows. The newest studies
done by Muir suggests it must be at least $5.5 million a year, but it could also range up to $165 million annually, mostly in the Pacific Northwest and parts of the Appalachian Mountains in the eastern U.S. Sometimes the moss is harvested ...
LSU Vet School receives $9.9 million for infectious disease research
...mas Klei, associate dean for research and advanced studies
at the School of Veterinary Medicine. "This is the largest grant the school has ever received, and it's the only grant like this currently at LSU." The grant is from the National Center for Research Resources, a division of the National Institutes...
Activated signaling pathway may predict lung cancer patients' response to gefitinib
...whom standard therapy has failed. Although earlier studies
have found that the expression of EGFR alone does ...s that are negative for P-Akt. Further prospective studies
are needed to evaluate the role of other associated markers and to assess the impact of previous th...
Gulf of Maine marine ecosystem may have entered new phase
... researchers analyzed fishing records and previous studies
to gather evidence for the changes brought on by fishing pressure in marine ecosystems. Ancient coastal middens, for example, have revealed evidence suggesting that Native American fishing activities were beginning to affect near shore ecosystems sev...
Study shows impact of emotionally healthy fathers when mothers' poor mental health affects children
...olescent Medicine, is one of the first and largest studies
to examine the joint effects of mothers' and fathe...al problems is particularly strong for boys. "Many studies
have shown that poor maternal mental health has negative impacts on their children's behavior and em...
Malignant cancer cells generate mice through cloning
...earchers could ask epigenetic questions. "Although studies
are ongoing, these findings have provided initial clues of the relative contributions of the epigenetic versus genetic lesions in the development of cancer," she says. "Drugs that target the cancer epigenome may prove to be a key therapeutic opportun...
Clusters of alterations on PIK3CA gene found in brain cancers
... Hai Yan, M.D., Ph.D., the senior scientist of the studies
conducted by a collaborative research team from Du...xtent, in breast and lung cancer," Yan noted. "Our studies
defined the association of mutant PIK3CA gene in a wider spectrum of adult and pediatric brain tumor...
In search of a lean gene
... important for life as indicated by many excellent studies
related to its physiological function. Still, we wondered that its cousin, C/EBPbeta, might do the job well as well if given a chance," explains Dr. Lee. Dr. Lee and colleagues utilized an existing strain of mice that contains the alpha-to-beta gene...
Droughts like 1930s Dust Bowl may have been unexceptional in prehistoric times, new study suggests
...owed by recoveries in the region, according to new studies
by a multi-institutional research team led by Duke...930's Dust Bowl decade, according to sediment core studies
by the team. The group's evidence implies these ancient droughts persisted for up to several decades...
Blood pressure hormone may inhibit growth of lung cancer
...chemopreventive treatment for lung cancer." Their studies
found that angiotensin-(1-7) significantly slows t...asing angiotensin-(1-7). Evidence from population studies
in Scotland had suggested that people who were taking ACE inhibitors for high blood pressure had a r...
Free electron laser reaches 10 kW
...d manufacturing technologies, and support advanced studies
of chemistry, physics, biology, and more. "No other laser can provide the same benefits to manufacturing, medical research, biology, and basic physics," said ONR's Directed Energy Program Officer, Mr. Quentin Saulter. "The Navy has chosen the FEL bec...
Iron can have negative side effects on people with kidney disease
...ease may have negative side effects. More clinical studies
need to be performed to corroborate the findings. Dr. Richard Allen Zager, a prominent researcher who has served as a NIH funded investigator on kidney disease for the past 25 years, noted "This study will likely stimulate aggressive clinical invest...
Ancient life form may help create newest technologies
...y a multi-billion dollar industry, experts say.The studies
at OSU are being supported by the Nanoscale Exploratory Research Program of the National Science Foundation. ...
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