Bird feathers produce color through structure similar to beer foam
New Haven, Conn. Some of the brightest colors in nature are created by tiny nanostructures with a structure similar
to beer foam or a sponge, according to Yale University researchers.
Most colors in naturefrom the color of our skin to the green of treesare produced by pigments. But the brig...
Salmon smolt survival similar in Columbia and Fraser rivers
CORVALLIS, Ore. A new study by researchers in Oregon and British Columbia has found that survival of juvenile salmon and steelhead during their migration to the sea through two large Northwest rivers the Columbia and the Fraser is remarkably similar
despite one major difference.
Gene associated with pair-bonding in animals has similar effects in human males
Variation in the gene for one of the receptors for the hormone vasopressin appears to be associated with how human males bond with their partners, according to an international team of researchers.
The researchers found that the "334" allele of a common AVPR1A variation, the human version of ...
Club drugs inflict damage similar to traumatic brain injury
GAINESVILLE, Fla. --- What do suffering a traumatic brain injury and using club drugs have in common"
University of Florida researchers say both may trigger a similar
chemical chain reaction in the brain, leading to cell death, memory loss and potentially irreversible brain damage.
Influence of sex and handedness on brain is similar in capuchin monkeys and humans
Hiram, Ohio, August 29, 2007 Capuchin monkeys are playful, inquisitive primates known for their manual dexterity, complex social behavior, and cognitive abilities. New research now shows that just like humans, they display a fundamental sex difference in the organization of the brain, specifical...
Mountain summits in the Alps becoming increasingly similar
St Moritz/Leipzig. Alpine summit vegetation will become increasingly homogenized as a result of climate change, say researchers from the University of Bayreuth and the Helmholtz Centre for Environmental Research writing in the international Journal of Vegetation Science. The biologists assessed da...
Cancer stem cells similar to normal stem cells can thwart anti-cancer agents
Current cancer therapies often succeed at initially eliminating the bulk of the disease, including all rapidly proliferating cells, but are eventually thwarted because they cannot eliminate a small reservoir of multiple-drug-resistant tumor cells, called cancer stem cells, which ultimately become ...
Sea urchin genome suprisingly similar to man and may hold key to cures
Sea urchins are small and spiny, they have no eyes and they eat kelp and algae. Still, the sea creature’s genome is remarkably similar
to humans?and may hold the key to preventing and curing several human diseases, according to a University of Central Florida researcher and several colleagues.
Recurrence of a flu pandemic similar to infamous 1918 flu could kill 62 million
In recent years, health professionals and the general public alike have been acutely aware of the potential ravages that could result from a flu pandemic. Although many people might still recall the pandemics of 1968 and 1957, it is the infamous 1918-1920 pandemic--and the possibility of a recurren...
Breast stem cells have features similar to 'basal' tumors
The most aggressive form of breast cancer may originate from breast stem cells that have undergone genetic mishaps.
Victorian Breast Cancer Research Consortium scientists from The Walter and Eliza Hall Institute, using mouse models, have discovered that breast stem cells do not express receptors...
Brain activity related to processing faces is similar in people with, without autism
New brain imaging research at the University of North Carolina at Chapel Hill indicates that when people with autism look at a face, activity in the brain area that responds is similar
to that of people without autism.
The finding is surprising, as it is widely known that autistic individuals ten...
Discarded placentas deliver researchers promising cells similar to embryonic stem cells
Routinely discarded as medical waste, placental tissue could feasibly provide an abundant source of cells with the same potential to treat diseases and regenerate tissues as their more controversial counterparts, embryonic stem cells, suggests a University of Pittsburgh study to be published in the...
When in danger humans are similar to a deer in the headlights
Standing still when a threat is detected is a defensive, protective reaction. This ancestral and automatic behavior allows the prey to stay unnoticed by a potential predator. A new study published in Psychophysiology finds that humans, like many other complex animals, freeze when encountering a thr...
Man-made wetland's effectiveness similar to natural marsh
Researchers who studied a man-made wetland in Ohio for two years concluded that the created wetland filtered and cleaned water as well as or better than would a natural marsh.
The wetland, which was built in an agricultural area, reduced levels of phosphorus by nearly 60 percent and nitrates by ...
The hepatitis healing power of blueberry leaves
...ey purified the compound and identified it as proanthocyandin (a polyphenol similar
to the beneficial chemicals found in grapes and wine). While proanthocyandi... concentration against HCV was 100 times less than the toxic threshold, and similar
chemicals are found in many edible plants, suggesting it should be safe as ...
Navigating in the ocean of molecules
...ty. The advantage lies in the fact that chemically similar
compounds are very likely to display similar
"These structurally-based ...lex to increasingly simple structures which may be similar
in their effect." Thus, the researchers identify s...
NIH stimulus funding supports Emory biomedical scientists
...lower susceptibility to seizures. Scientists plan to test a gene-therapy-like technique for shutting off SCN8A in mice, with an eye towards developing similar
treatments for humans.
The role of memory T cells in transplant rejection:
Memory T cells allow the immune system to respond to infections faster a...
Carnegie donates landmark clones to biology
...boring pore-like structures at a plant cell's surface physically interact to control the uptake. "Since plants, animals, bacteria, and fungi all share similar
genes for this activity, we wanted to see in this study if same feature could occur across species," remarked Dominique Loqu lead author of a study pu...
AGU journal highlights -- Aug. 6, 2009
...emission rates are about 3 times less. The authors' estimate for methane is similar
to basin-wide studies of the Pacific Ocean, suggesting that IPCC overestima...s. Although the study focuses on the Indian Ocean, the authors believe that similar
dynamics could drive coastal current variability in the Atlantic and Pacifi...
Moving to the US increases cancer risk for Hispanics
... rates of cancer overall and Puerto Ricans had the highest rates of cancer. Cubans' risk of cancer most closely resembles that of non-Hispanic whites. similar
to the U.S. non-Hispanic white population, Cubans and Puerto Ricans seemed to acquire higher risk for diet-related cancers relatively quickly.
Venomous sea snakes play heads or tails with their predators
...body part, but more importantly it may deter attack in the first place if attackers perceive the tail as the venomous snakes head," said Rasmussen.
defence mechanisms have been discovered in lizards, and some land snakes have developed ingenious camouflage deterrent behaviour strategies, but this ...
Understanding how weeds are resistant to herbicides
...conserved. So if we have the sequence for the PPO gene in waterhemp you can use that information to get the PPO gene in redroot pigweed. It would be a similar
Having this information is like building a tool kit, said Tranel. "We're developing all of these resources and putting these resources i...
Scary ancient spiders revealed in 3-D models, thanks to new imaging technique
...ies of the fossilised remains of Cryptomartus hindi allowed scientists to see some features of the creature, which had four pairs of legs and looked similar
to a spider.
In the new study, the researchers' computer models reveal that Cryptomartus hindi 's first two legs were angled towards the front of ...
Climate change poker: The barriers which are preventing a global agreement
... what is referred to as the 'chicken and egg question', that is whether actions depend on financing, or financing on actions. Researchers predict that similar
to a poker game, countries will be delaying decisions until the last hours of the conference when all the bargaining chips will be on the table and pa...
delSECUR CORPORATION Announces Agreement to Purchase the Intellectual Property Assets of the Corporation
...statements can be identified by terminology such as "will," "expects," "anticipates," "future," "intends," "plans," "believes," "estimates," and other similar
statements. Statements that are not historical facts, including statements relating to anticipated future earnings, margins, and other operating resul...
Neuropathic pain: The sea provides a new hope of relief
...ested that it may have pain-relieving properties. Working with Yen-Hsuan Jean MD, PhD and other colleagues, Dr Wen tested capnellene and a second very similar
compound, in isolated microglial cells and in experimental models of the condition in rats.
They found that the compounds significantly reduced pai...
Holding breath for several minutes elevates marker for brain damage
...controls what passes between the brain and the circulation. S100B would normally remain in the brain.
Other sports have also been associated with a similar
transient increase in S100B, the researchers noted, including boxing, headings in soccer, running and long-distance swimming. One study also reported ...
La Jolla Institute discovers novel tumor suppressor
...mice," Dr. Kawakami continued.
Dr. Kawakami said his research team got similar
results in tests of human cells from people with Burkitt's lymphoma, an agg...PLC-beta 3 expression and have very high levels of STAT5 activity, which is similar
to our findings in myeloproliferative disease," he said. "We also have don...
Urban water ecology at the ESA annual meeting
... Starry, a graduate student at the University of Maryland at Baltimore County. Starry studied a greenroof atop a Baltimore building in comparison to a similar
building without a greenroof to determine how well the roof would absorb water from frequent storms. By measuring water flowing out of building downs...
Stem cell 'daughters' lead to breast cancer
...luminal progenitor cells," she said.
"Further, our gene expression studies have revealed that BRCA1 breast tissue and basal breast tumors are more similar
to normal luminal progenitor cells than any other cell type in the breast. This places the spotlight on errant luminal progenitors, rather than breast...
Race/ethnicity, family income and education associated with sugar consumption
...h scoring algorithms to calculate number of teaspoons of added sugars consumed daily. This method provided values for average intakes of added sugars similar
to those found from more detailed methods.
August 2009 Geology and GSA Today media highlights
...early in the planet's history. They suggest that a similar
geologic history may apply to other parts of Valle... present paradoxical results. While ice volumes of similar
size to those implied by proxy evidence are simula...another extinct group of vertebrates, suggesting a similar
mode of life and response to the Lau Event.
Parasites ready to jump
...d endo-siRNAs that perform this function were discovered in the fruitfly. A similar
class of molecules has been found in mice.
By means of a process called ...nd specific functions". This is no easy task, since all these molecules are similar
in size and virtually indistinguishable chemically. "We will now test wheth...
Antibody targeting of glioblastoma shows promise in preclinical tests, say Lombardi researchers
... ALK. They have since characterized the relationship between PTN and ALK, reporting in this study that many brain cancers overexpress PTN and ALK very similar
to the developing brain. "When the brain is developing, it needs to constantly remodel itself," he says. "Glioblastoma appears to be another example o...
'Microfluidic palette' may paint clearer picture of biological processes
...rpieces that spring from the talents of Rembrandt, Van Gogh and other artists often begin with the creation of a gradient of colors on a palette. In a similar
manner, researchers at the National Institute of Standards and Technology (NIST) have created an innovative device called the "microfluidic palette" t...
Little-known protein found to be key player
In the new study, Daga's and McNew's research teams used fruit flies to study how atlastin functions. The atlastin in fruit flies is very similar
to the human version of the protein and serves the same function.
"Prior to this, there were only two defined ways in which you could take biologic...
New computer simulation helps explain folding in important cellular protein
...dimerization. (A dimer in biology or chemistry consists of two structurally similar
units that are held together by intra- or intermolecular forces.)
"One ...n depth for many years, it also serves as an important model system for how similar
systems work. That's why the new simulation may open doors in many other ar...
Fujitsu Expands Support for Ethernet Networks With New Additions to XG Switch Product Line
...ustomers, who have come to appreciate the performance and outstanding quality of the Fujitsu 10GbE Switch products, have also inquired about utilizing similar
Fujitsu solutions in their 1Gb networks," said Jim Preasmyer, director of sales and business development, Advanced Technology Group, Fujitsu Computer ...
Sex in the Caribbean: Environmental change drives evolutionary change -- eventually
...per Postdoctoral Fellowship at the Smithsonian Tropical Research Institute.
Well-preserved fossils show that cupuladriid bryozoans, colonial animals similar
to corals that walk around on the sea floor, reproduced either by cloning or by sex. To clone a new colony requires immediately available energy, so w...
First genetically-engineered malaria vaccine to enter human trials
...oceedings of the National Academy of Sciences USA.
Professor Cowman said similar
vaccines had been tested in mice and offered 100 per cent protection against malaria infection. He said it was hoped the vaccine would produce similar
results in humans. "Although two genes have been deleted the parasite is st...