Female Antarctic seals give cold shoulder to local males
...k's Nature, suggest that female choice may be more widespread in nature than previously believed and that such s... this also suggests that female choice may be more widespread in nature than we previously thought." Studies of other species have shown links between genetic var...Exercise pivotal in preventing and fighting type II diabetes
...ercise can fight type II diabetes, one of the most widespread self-inflicted healthcare struggles in the United States, and could save Americans millions of dollars in pills, injections and medical treatment. Acute exercise is a bout of activity in which people actively participate, as opposed to activity resul...Risk of extinction accelerated due to interacting human threats
...ch as estuaries and mangroves. Finally, it, is the widespread effect of ocean warming, which is evident by the regional to global scale patterns of coral bleaching and mortality when temperature increases only few degrees. It is not surprising then that in regions like the Caribbean, where coral reefs are relat...Tibetan antelope slowly recovering, WCS says
...time, the team witnessed no direct evidence of the widespread poaching that was evident just a few years ago. ...rope and the U.S., which fueled a black market and widespread poaching in this remote area. In the mid 1990s, Schaller estimated that perhaps 75,000 chiru remain...Whiteflies and plant viruses can help each other to speed up biological invasion
... Mediterranean/North Africa region, and its recent widespread invasion has been assisted by the worldwide flower trade. The question remains how this pest can increase so rapidly and displace native biotypes of whitefly after it has been transported to new localities. The research compared development, survi...Dig deeper to find Martian life
...facing on Mars, but the last time liquid water was widespread on Mars was billions of years ago. Even the hardiest cells we know of could not possibly survive the cosmic radiation levels near the surface of Mars for that long." Survival times near the surface reach only a few million years. This means that th...New approach could lower antibiotic requirements by 50 times
...the life of existing agents and delay the onset of widespread resistance is to be welcomed,' said Jim Spencer a lecturer in microbial pathogenesis at the University of Bristol. The overuse of antibiotics since the 1940s had slowly created a host of infections that are resistant to antibiotics. MRSA (Methicill...Study finds mercury prevalent in many western fish
...ers and streams in the western United States found widespread mercury concentrations in fish. Though few of the ...n pike and pikeminnow. These piscivores are not as widespread throughout western river systems as salmonids, such as rainbow and cutthroat trout, which had lower ...Loyola prof. aids in discovery of first case of insect transmission of Chagas parasite in Louisiana
...parasite by an insect in Louisiana. This is not a widespread public health concern since the person was living in a rural area in a very open house with numerous entry points for insects and no air conditioning and most people in Louisiana live in much less open homes. Dr. Dorn has spent 14 years studying C...National Science Foundation provides $14 million to advance research in comparative genomics
...loid" - containing multiple genomes. Polyploidy is widespread in plants and animals, and can lead to dramatic changes in gene content and genome organization that are only just beginning to be understood. A project led by researchers at Iowa State University will develop sequence and map resources to study po...Bioengineer wins $500,000 engineering prize
...damental studies about tissue response. "Since the widespread application of quantitative biomechanics into motor vehicle restraint systems design in the early 1980s, we have experienced about a 30 percent reduction in motor vehicle fatalities," said Robert C. Lange, executive director of structure and safety i...Cellular pathway yields potential new weapon in vaccine arsenal
... have shown that the autophagy pathway is far more widespread than they thought: They found that a surprising number of cells with MHC class II molecules on their surfaces used the autophagy pathway. In skin (epithelial) cells and two other types of immune cells (dendritic and B cells), 50 to 80 percent of the ...HIV treatments improve health, but nutritional issues remain
... compared to previous studies conducted before the widespread use of HAART), Jones found that HAART users still have an increased risk for zinc deficiency. Zinc, commonly found in seafood, meat, and dairy products, is crucial to many aspects of cellular metabolism, including immune and neurological function, as...NYC tadpoles fly to Puerto Rico
... a few years ago." Unlike the coqui, a small and widespread tree frog that is Puerto Rico's most popular amphibian (as well as the island's unofficial mascot), the Puerto Rican crested toad--with its distinctive, upturned snout, warty skin, and gold-colored eyes--has declined dramatically in number. Formerly ...Cluster of journals publish findings on dangerous parasite, Toxoplasma gondii
...ty researchers and their collaborators are gaining widespread attention for discoveries involving a common parasite that can threaten everyone from babies to AIDS patients. Their findings about "Toxoplasma gondii" and toxoplasmosis were published recently in three major scientific journals. "Nature" published...Gene chip technology shows potential for identifying life-threatening blood infection
...tors one day could quickly distinguish sepsis from widespread non-infectious inflammation based on genetic profiles of patients' blood. Testing this method in mice, researchers at Washington University School of Medicine in St. Louis found the profiles could accurately discriminate between the two conditions 94...Researchers barcode DNA of Venice museum's vast fungi collection
... for sudden oak death, the disease that has caused widespread dieback of tanoaks and coast live oaks in California and southwest Oregon. "In the case of exotic plant diseases, DNA information may be used, as it is in criminal forensics, to identify possible culprits and to understand how they were introduced,...One gene 90 percent responsible for making common parasite dangerous
...rhaps most familiar to the general public from the widespread recommendation that pregnant women avoid changing cat litter. Cats are commonly infected with the parasite, as are some livestock and wildlife. T. gondii's most infamous relatives are the parasites that cause malaria. Epidemiologists estimate that ...Seeing a neurotoxin's deadly grip
...otoxins are powerful tools for biologists and find widespread use as therapeutics for the treatment of certain n...e. The researchers see the potential for even more widespread use. "These toxins could prove the ideal basis for drugs, because they work at extremely low concent...Squid-inspired design could mean better handling of underwater vehicles
...alone," he said. "We made it our goal to resolve a widespread problem." Mohseni created his new generators after studying the formation of vortex rings, much like those formed by squid and jellyfish to move themselves underwater. Vortex rings are formed when a burst of fluid shoots out of an opening, moving...